2025/08/06 06:34:04 extracted 302733 symbol hashes for base and 302733 for patched 2025/08/06 06:34:04 adding modified_functions to focus areas: ["nvmet_execute_disc_identify"] 2025/08/06 06:34:04 adding directly modified files to focus areas: ["arch/powerpc/kvm/powerpc.c"] 2025/08/06 06:34:05 downloaded the corpus from https://storage.googleapis.com/syzkaller/corpus/ci-upstream-kasan-gce-root-corpus.db 2025/08/06 06:34:54 runner 0 connected 2025/08/06 06:34:54 runner 8 connected 2025/08/06 06:34:54 runner 7 connected 2025/08/06 06:34:55 runner 6 connected 2025/08/06 06:34:55 runner 0 connected 2025/08/06 06:34:55 runner 9 connected 2025/08/06 06:34:55 runner 2 connected 2025/08/06 06:34:55 runner 4 connected 2025/08/06 06:34:55 runner 5 connected 2025/08/06 06:34:55 runner 1 connected 2025/08/06 06:34:55 runner 1 connected 2025/08/06 06:34:59 initializing coverage information... 2025/08/06 06:35:00 executor cover filter: 0 PCs 2025/08/06 06:35:02 machine check: disabled the following syscalls: openat$sev : failed to open /dev/sev: no such file or directory syz_kvm_setup_cpu$ppc64 : unsupported arch transitively disabled the following syscalls (missing resource [creating syscalls]): close$binfmt : fd_binfmt [openat$binfmt] close$fd_v4l2_buffer : fd_v4l2_buffer [ioctl$VIDIOC_QUERYBUF_DMABUF] close$ibv_device : fd_rdma [openat$uverbs0] ioctl$KVM_CAP_SGX_ATTRIBUTE : fd_sgx_provision [openat$sgx_provision] ioctl$KVM_SEV_CERT_EXPORT : fd_sev [openat$sev] ioctl$KVM_SEV_DBG_DECRYPT : fd_sev [openat$sev] ioctl$KVM_SEV_DBG_ENCRYPT : fd_sev [openat$sev] ioctl$KVM_SEV_ES_INIT : fd_sev [openat$sev] ioctl$KVM_SEV_GET_ATTESTATION_REPORT : fd_sev [openat$sev] ioctl$KVM_SEV_GUEST_STATUS : fd_sev [openat$sev] ioctl$KVM_SEV_INIT : fd_sev [openat$sev] ioctl$KVM_SEV_INIT2 : fd_sev [openat$sev] ioctl$KVM_SEV_LAUNCH_FINISH : fd_sev [openat$sev] ioctl$KVM_SEV_LAUNCH_MEASURE : fd_sev [openat$sev] ioctl$KVM_SEV_LAUNCH_SECRET : fd_sev [openat$sev] ioctl$KVM_SEV_LAUNCH_START : sev_handle [ioctl$KVM_SEV_GUEST_STATUS ioctl$KVM_SEV_LAUNCH_START ioctl$KVM_SEV_RECEIVE_START] ioctl$KVM_SEV_LAUNCH_UPDATE_DATA : fd_sev [openat$sev] ioctl$KVM_SEV_LAUNCH_UPDATE_VMSA : fd_sev [openat$sev] ioctl$KVM_SEV_RECEIVE_FINISH : fd_sev [openat$sev] ioctl$KVM_SEV_RECEIVE_START : sev_handle [ioctl$KVM_SEV_GUEST_STATUS ioctl$KVM_SEV_LAUNCH_START ioctl$KVM_SEV_RECEIVE_START] ioctl$KVM_SEV_RECEIVE_UPDATE_DATA : fd_sev [openat$sev] ioctl$KVM_SEV_RECEIVE_UPDATE_VMSA : fd_sev [openat$sev] ioctl$KVM_SEV_SEND_CANCEL : fd_sev [openat$sev] ioctl$KVM_SEV_SEND_FINISH : fd_sev [openat$sev] ioctl$KVM_SEV_SEND_START : fd_sev [openat$sev] ioctl$KVM_SEV_SEND_UPDATE_DATA : fd_sev [openat$sev] ioctl$KVM_SEV_SEND_UPDATE_VMSA : fd_sev [openat$sev] ioctl$KVM_SEV_SNP_LAUNCH_FINISH : fd_sev [openat$sev] ioctl$KVM_SEV_SNP_LAUNCH_START : fd_sev [openat$sev] ioctl$KVM_SEV_SNP_LAUNCH_UPDATE : fd_sev [openat$sev] BinFmtMisc : enabled Comparisons : enabled Coverage : enabled DelayKcovMmap : enabled DevlinkPCI : PCI device 0000:00:10.0 is not available ExtraCoverage : enabled Fault : enabled KCSAN : write(/sys/kernel/debug/kcsan, on) failed KcovResetIoctl : kernel does not support ioctl(KCOV_RESET_TRACE) LRWPANEmulation : enabled Leak : failed to write(kmemleak, "scan=off") NetDevices : enabled NetInjection : enabled NicVF : PCI device 0000:00:11.0 is not available SandboxAndroid : setfilecon: setxattr failed. (errno 1: Operation not permitted). . process exited with status 67. SandboxNamespace : enabled SandboxNone : enabled SandboxSetuid : enabled Swap : enabled USBEmulation : enabled VhciInjection : enabled WifiEmulation : enabled syscalls : 165/8048 2025/08/06 06:35:02 base: machine check complete 2025/08/06 06:35:03 discovered 7668 source files, 337507 symbols 2025/08/06 06:35:03 coverage filter: nvmet_execute_disc_identify: [nvmet_execute_disc_identify] 2025/08/06 06:35:03 coverage filter: arch/powerpc/kvm/powerpc.c: [] 2025/08/06 06:35:03 area "symbols": 15 PCs in the cover filter 2025/08/06 06:35:03 area "files": 0 PCs in the cover filter 2025/08/06 06:35:03 area "": 0 PCs in the cover filter 2025/08/06 06:35:03 executor cover filter: 0 PCs 2025/08/06 06:35:04 machine check: disabled the following syscalls: openat$sev : failed to open /dev/sev: no such file or directory syz_kvm_setup_cpu$ppc64 : unsupported arch transitively disabled the following syscalls (missing resource [creating syscalls]): close$binfmt : fd_binfmt [openat$binfmt] close$fd_v4l2_buffer : fd_v4l2_buffer [ioctl$VIDIOC_QUERYBUF_DMABUF] close$ibv_device : fd_rdma [openat$uverbs0] ioctl$KVM_CAP_SGX_ATTRIBUTE : fd_sgx_provision [openat$sgx_provision] ioctl$KVM_SEV_CERT_EXPORT : fd_sev [openat$sev] ioctl$KVM_SEV_DBG_DECRYPT : fd_sev [openat$sev] ioctl$KVM_SEV_DBG_ENCRYPT : fd_sev [openat$sev] ioctl$KVM_SEV_ES_INIT : fd_sev [openat$sev] ioctl$KVM_SEV_GET_ATTESTATION_REPORT : fd_sev [openat$sev] ioctl$KVM_SEV_GUEST_STATUS : fd_sev [openat$sev] ioctl$KVM_SEV_INIT : fd_sev [openat$sev] ioctl$KVM_SEV_INIT2 : fd_sev [openat$sev] ioctl$KVM_SEV_LAUNCH_FINISH : fd_sev [openat$sev] ioctl$KVM_SEV_LAUNCH_MEASURE : fd_sev [openat$sev] ioctl$KVM_SEV_LAUNCH_SECRET : fd_sev [openat$sev] ioctl$KVM_SEV_LAUNCH_START : sev_handle [ioctl$KVM_SEV_GUEST_STATUS ioctl$KVM_SEV_LAUNCH_START ioctl$KVM_SEV_RECEIVE_START] ioctl$KVM_SEV_LAUNCH_UPDATE_DATA : fd_sev [openat$sev] ioctl$KVM_SEV_LAUNCH_UPDATE_VMSA : fd_sev [openat$sev] ioctl$KVM_SEV_RECEIVE_FINISH : fd_sev [openat$sev] ioctl$KVM_SEV_RECEIVE_START : sev_handle [ioctl$KVM_SEV_GUEST_STATUS ioctl$KVM_SEV_LAUNCH_START ioctl$KVM_SEV_RECEIVE_START] ioctl$KVM_SEV_RECEIVE_UPDATE_DATA : fd_sev [openat$sev] ioctl$KVM_SEV_RECEIVE_UPDATE_VMSA : fd_sev [openat$sev] ioctl$KVM_SEV_SEND_CANCEL : fd_sev [openat$sev] ioctl$KVM_SEV_SEND_FINISH : fd_sev [openat$sev] ioctl$KVM_SEV_SEND_START : fd_sev [openat$sev] ioctl$KVM_SEV_SEND_UPDATE_DATA : fd_sev [openat$sev] ioctl$KVM_SEV_SEND_UPDATE_VMSA : fd_sev [openat$sev] ioctl$KVM_SEV_SNP_LAUNCH_FINISH : fd_sev [openat$sev] ioctl$KVM_SEV_SNP_LAUNCH_START : fd_sev [openat$sev] ioctl$KVM_SEV_SNP_LAUNCH_UPDATE : fd_sev [openat$sev] BinFmtMisc : enabled Comparisons : enabled Coverage : enabled DelayKcovMmap : enabled DevlinkPCI : PCI device 0000:00:10.0 is not available ExtraCoverage : enabled Fault : enabled KCSAN : write(/sys/kernel/debug/kcsan, on) failed KcovResetIoctl : kernel does not support ioctl(KCOV_RESET_TRACE) LRWPANEmulation : enabled Leak : failed to write(kmemleak, "scan=off") NetDevices : enabled NetInjection : enabled NicVF : PCI device 0000:00:11.0 is not available SandboxAndroid : setfilecon: setxattr failed. (errno 1: Operation not permitted). . process exited with status 67. SandboxNamespace : enabled SandboxNone : enabled SandboxSetuid : enabled Swap : enabled USBEmulation : enabled VhciInjection : enabled WifiEmulation : enabled syscalls : 165/8048 2025/08/06 06:35:04 new: machine check complete 2025/08/06 06:35:06 triaged 100.0% of the corpus 2025/08/06 06:35:06 triaged 100.0% of the corpus 2025/08/06 06:35:06 starting bug reproductions 2025/08/06 06:35:06 starting bug reproductions (max 10 VMs, 7 repros) 2025/08/06 06:35:07 new: adding 2209 seeds 2025/08/06 06:39:06 STAT { "buffer too small": 0, "candidate triage jobs": 0, "candidates": 0, "comps overflows": 3, "corpus": 758, "corpus [files]": 0, "corpus [symbols]": 0, "cover overflows": 0, "coverage": 10590, "distributor delayed": 492, "distributor undelayed": 492, "distributor violated": 0, "exec candidate": 2209, "exec collide": 4090, "exec fuzz": 7681, "exec gen": 409, "exec hints": 1259, "exec inject": 0, "exec minimize": 10674, "exec retries": 0, "exec seeds": 2113, "exec smash": 8604, "exec total [base]": 12626, "exec total [new]": 45746, "exec triage": 2128, "executor restarts": 48, "fault jobs": 0, "fuzzer jobs": 928, "fuzzing VMs [base]": 2, "fuzzing VMs [new]": 9, "hints jobs": 171, "max signal": 11276, "minimize: array": 0, "minimize: buffer": 0, "minimize: call": 5628, "minimize: filename": 0, "minimize: integer": 0, "minimize: pointer": 0, "minimize: props": 0, "minimize: resource": 0, "modules [base]": 1, "modules [new]": 1, "new inputs": 892, "no exec duration": 20794000000, "no exec requests": 308, "pending": 0, "prog exec time": 281, "reproducing": 0, "rpc recv": 855805336, "rpc sent": 57520608, "signal": 10215, "smash jobs": 738, "triage jobs": 19, "vm output": 238342, "vm restarts [base]": 2, "vm restarts [new]": 9 } 2025/08/06 06:44:06 STAT { "buffer too small": 0, "candidate triage jobs": 0, "candidates": 0, "comps overflows": 22, "corpus": 988, "corpus [files]": 0, "corpus [symbols]": 0, "cover overflows": 15, "coverage": 11887, "distributor delayed": 639, "distributor undelayed": 639, "distributor violated": 0, "exec candidate": 2209, "exec collide": 8478, "exec fuzz": 15859, "exec gen": 848, "exec hints": 2875, "exec inject": 0, "exec minimize": 14890, "exec retries": 0, "exec seeds": 2879, "exec smash": 19228, "exec total [base]": 19629, "exec total [new]": 76652, "exec triage": 2811, "executor restarts": 48, "fault jobs": 0, "fuzzer jobs": 637, "fuzzing VMs [base]": 2, "fuzzing VMs [new]": 9, "hints jobs": 134, "max signal": 12629, "minimize: array": 0, "minimize: buffer": 0, "minimize: call": 7626, "minimize: filename": 0, "minimize: integer": 0, "minimize: pointer": 0, "minimize: props": 0, "minimize: resource": 0, "modules [base]": 1, "modules [new]": 1, "new inputs": 1178, "no exec duration": 20794000000, "no exec requests": 308, "pending": 0, "prog exec time": 266, "reproducing": 0, "rpc recv": 1206378276, "rpc sent": 117318688, "signal": 11421, "smash jobs": 496, "triage jobs": 7, "vm output": 407516, "vm restarts [base]": 2, "vm restarts [new]": 9 } 2025/08/06 06:44:12 base: boot error: can't ssh into the instance failed to run ["ssh" "-p" "57969" "-F" "/dev/null" "-o" "UserKnownHostsFile=/dev/null" "-o" "IdentitiesOnly=yes" "-o" "BatchMode=yes" "-o" "StrictHostKeyChecking=no" "-o" "ConnectTimeout=10" "root@localhost" "pwd"]: exit status 255 Connection timed out during banner exchange Connection to 127.0.0.1 port 57969 timed out [ 0.000000][ T0] Linux version 6.16.0-syzkaller-08685-g260f6f4fda93 (syzkaller@syzkaller) (Debian clang version 20.1.7 (++20250616065708+6146a88f6049-1~exp1~20250616065826.132), Debian LLD 20.1.7) #0 SMP PREEMPT_DYNAMIC now [ 0.000000][ T0] Command line: root=/dev/sda console=ttyS0 root=/dev/sda1 kvm-intel.nested=1 [ 0.000000][ T0] KERNEL supported cpus: [ 0.000000][ T0] Intel GenuineIntel [ 0.000000][ T0] AMD AuthenticAMD [ 0.000000][ T0] BIOS-provided physical RAM map: [ 0.000000][ T0] BIOS-e820: [mem 0x0000000000000000-0x000000000009fbff] usable [ 0.000000][ T0] BIOS-e820: [mem 0x000000000009fc00-0x000000000009ffff] reserved [ 0.000000][ T0] BIOS-e820: [mem 0x00000000000f0000-0x00000000000fffff] reserved [ 0.000000][ T0] BIOS-e820: [mem 0x0000000000100000-0x000000007ffdefff] usable [ 0.000000][ T0] BIOS-e820: [mem 0x000000007ffdf000-0x000000007fffffff] reserved [ 0.000000][ T0] BIOS-e820: [mem 0x00000000b0000000-0x00000000bfffffff] reserved [ 0.000000][ T0] BIOS-e820: [mem 0x00000000fed1c000-0x00000000fed1ffff] reserved [ 0.000000][ T0] BIOS-e820: [mem 0x00000000feffc000-0x00000000feffffff] reserved [ 0.000000][ T0] BIOS-e820: [mem 0x00000000fffc0000-0x00000000ffffffff] reserved [ 0.000000][ T0] BIOS-e820: [mem 0x0000000100000000-0x000000013fffffff] usable [ 0.000000][ T0] printk: legacy bootconsole [earlyser0] enabled [ 0.000000][ T0] ERROR: earlyprintk= earlyser already used [ 0.000000][ T0] ERROR: earlyprintk= earlyser already used [ 0.000000][ T0] ********************************************************** [ 0.000000][ T0] ** NOTICE NOTICE NOTICE NOTICE NOTICE NOTICE NOTICE ** [ 0.000000][ T0] ** ** [ 0.000000][ T0] ** This system shows unhashed kernel memory addresses ** [ 0.000000][ T0] ** via the console, logs, and other interfaces. This ** [ 0.000000][ T0] ** might reduce the security of your system. ** [ 0.000000][ T0] ** ** [ 0.000000][ T0] ** If you see this message and you are not debugging ** [ 0.000000][ T0] ** the kernel, report this immediately to your system ** [ 0.000000][ T0] ** administrator! ** [ 0.000000][ T0] ** ** [ 0.000000][ T0] ** NOTICE NOTICE NOTICE NOTICE NOTICE NOTICE NOTICE ** [ 0.000000][ T0] ********************************************************** [ 0.000000][ T0] Malformed early option 'vsyscall' [ 0.000000][ T0] nopcid: PCID feature disabled [ 0.000000][ T0] NX (Execute Disable) protection: active [ 0.000000][ T0] APIC: Static calls initialized [ 0.000000][ T0] SMBIOS 2.8 present. [ 0.000000][ T0] DMI: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.2-debian-1.16.2-1 04/01/2014 [ 0.000000][ T0] DMI: Memory slots populated: 1/1 [ 0.000000][ T0] Hypervisor detected: KVM [ 0.000000][ T0] kvm-clock: Using msrs 4b564d01 and 4b564d00 [ 0.000004][ T0] kvm-clock: using sched offset of 1868773799 cycles [ 0.005035][ T0] clocksource: kvm-clock: mask: 0xffffffffffffffff max_cycles: 0x1cd42e4dffb, max_idle_ns: 881590591483 ns [ 0.018654][ T0] tsc: Detected 2799.998 MHz processor [ 0.028073][ T0] last_pfn = 0x140000 max_arch_pfn = 0x400000000 [ 0.033623][ T0] MTRR map: 4 entries (3 fixed + 1 variable; max 19), built from 8 variable MTRRs [ 0.041365][ T0] x86/PAT: Configuration [0-7]: WB WC UC- UC WB WP UC- WT [ 0.047885][ T0] last_pfn = 0x7ffdf max_arch_pfn = 0x400000000 [ 0.058309][ T0] found SMP MP-table at [mem 0x000f5b80-0x000f5b8f] [ 0.063855][ T0] Using GB pages for direct mapping [ 0.070546][ T0] ACPI: Early table checksum verification disabled [ 0.075344][ T0] ACPI: RSDP 0x00000000000F5960 000014 (v00 BOCHS ) [ 0.080470][ T0] ACPI: RSDT 0x000000007FFE2361 000038 (v01 BOCHS BXPC 00000001 BXPC 00000001) [ 0.087738][ T0] ACPI: FACP 0x000000007FFE2151 0000F4 (v03 BOCHS BXPC 00000001 BXPC 00000001) [ 0.095075][ T0] ACPI: DSDT 0x000000007FFE0040 002111 (v01 BOCHS BXPC 00000001 BXPC 00000001) [ 0.102710][ T0] ACPI: FACS 0x000000007FFE0000 000040 [ 0.107263][ T0] ACPI: APIC 0x000000007FFE2245 000080 (v01 BOCHS BXPC 00000001 BXPC 00000001) [ 0.114503][ T0] ACPI: HPET 0x000000007FFE22C5 000038 (v01 BOCHS BXPC 00000001 BXPC 00000001) [ 0.121585][ T0] ACPI: MCFG 0x000000007FFE22FD 00003C (v01 BOCHS BXPC 00000001 BXPC 00000001) [ 0.128540][ T0] ACPI: WAET 0x000000007FFE2339 000028 (v01 BOCHS BXPC 00000001 BXPC 00000001) [ 0.135435][ T0] ACPI: Reserving FACP table memory at [mem 0x7ffe2151-0x7ffe2244] [ 0.141254][ T0] ACPI: Reserving DSDT table memory at [mem 0x7ffe0040-0x7ffe2150] [ 0.147262][ T0] ACPI: Reserving FACS table memory at [mem 0x7ffe0000-0x7ffe003f] [ 0.153217][ T0] ACPI: Reserving APIC table memory at [mem 0x7ffe2245-0x7ffe22c4] [ 0.159807][ T0] ACPI: Reserving HPET table memory at [mem 0x7ffe22c5-0x7ffe22fc] [ 0.165807][ T0] ACPI: Reserving MCFG table memory at [mem 0x7ffe22fd-0x7ffe2338] [ 0.172511][ T0] ACPI: Reserving WAET table memory at [mem 0x7ffe2339-0x7ffe2360] [ 0.180958][ T0] No NUMA configuration found [ 0.184543][ T0] Faking a node at [mem 0x0000000000000000-0x000000013fffffff] [ 0.190249][ T0] Faking node 0 at [mem 0x0000000000001000-0x0000000060000fff] (1536MB) [ 0.196444][ T0] Faking node 1 at [mem 0x0000000060001000-0x000000013fffffff] (3583MB) [ 0.202722][ T0] NODE_DATA(0) allocated [mem 0x5fffb400-0x60000fff] [ 0.208219][ T0] NODE_DATA(1) allocated [mem 0x13fff7400-0x13fffcfff] [ 0.223965][ T0] Zone ranges: [ 0.226461][ T0] DMA [mem 0x0000000000001000-0x0000000000ffffff] [ 0.231731][ T0] DMA32 [mem 0x0000000001000000-0x00000000ffffffff] [ 0.236944][ T0] Normal [mem 0x0000000100000000-0x000000013fffffff] [ 0.242163][ T0] Device empty [ 0.244831][ T0] Movable zone start for each node [ 0.248740][ T0] Early memory node ranges [ 0.252023][ T0] node 0: [mem 0x0000000000001000-0x000000000009efff] [ 0.257370][ T0] node 0: [mem 0x0000000000100000-0x0000000060000fff] [ 0.262687][ T0] node 1: [mem 0x0000000060001000-0x000000007ffdefff] [ 0.267981][ T0] node 1: [mem 0x0000000100000000-0x000000013fffffff] [ 0.273259][ T0] Initmem setup node 0 [mem 0x0000000000001000-0x0000000060000fff] [ 0.279203][ T0] Initmem setup node 1 [mem 0x0000000060001000-0x000000013fffffff] [ 0.285145][ T0] On node 0, zone DMA: 1 pages in unavailable ranges [ 0.290337][ T0] On node 0, zone DMA: 97 pages in unavailable ranges [ 0.330183][ T0] On node 1, zone Normal: 33 pages in unavailable ranges [ 0.453954][ T0] kasan: KernelAddressSanitizer initialized [ 0.462274][ T0] ACPI: PM-Timer IO Port: 0x608 [ 0.465963][ T0] ACPI: LAPIC_NMI (acpi_id[0xff] dfl dfl lint[0x1]) [ 0.471573][ T0] IOAPIC[0]: apic_id 0, version 32, address 0xfec00000, GSI 0-23 [ 0.477531][ T0] ACPI: INT_SRC_OVR (bus 0 bus_irq 0 global_irq 2 dfl dfl) [ 0.482923][ T0] ACPI: INT_SRC_OVR (bus 0 bus_irq 5 global_irq 5 high level) [ 0.488504][ T0] ACPI: INT_SRC_OVR (bus 0 bus_irq 9 global_irq 9 high level) [ 0.494106][ T0] ACPI: INT_SRC_OVR (bus 0 bus_irq 10 global_irq 10 high level) [ 0.499962][ T0] ACPI: INT_SRC_OVR (bus 0 bus_irq 11 global_irq 11 high level) [ 0.506258][ T0] ACPI: Using ACPI (MADT) for SMP configuration information [ 0.512171][ T0] ACPI: HPET id: 0x8086a201 base: 0xfed00000 [ 0.516757][ T0] TSC deadline timer available [ 0.520379][ T0] CPU topo: Max. logical packages: 2 [ 0.524866][ T0] CPU topo: Max. logical dies: 2 [ 0.529276][ T0] CPU topo: Max. dies per package: 1 [ 0.533505][ T0] CPU topo: Max. threads per core: 1 [ 0.537577][ T0] CPU topo: Num. cores per package: 1 [ 0.542397][ T0] CPU topo: Num. threads per package: 1 [ 0.547318][ T0] CPU topo: Allowing 2 present CPUs plus 0 hotplug CPUs [ 0.553025][ T0] kvm-guest: APIC: eoi() replaced with kvm_guest_apic_eoi_write() [ 0.558963][ T0] kvm-guest: KVM setup pv remote TLB flush [ 0.563306][ T0] kvm-guest: setup PV sched yield [ 0.567088][ T0] PM: hibernation: Registered nosave memory: [mem 0x00000000-0x00000fff] [ 0.573585][ T0] PM: hibernation: Registered nosave memory: [mem 0x0009f000-0x000fffff] [ 0.580209][ T0] PM: hibernation: Registered nosave memory: [mem 0x7ffdf000-0xffffffff] [ 0.586474][ T0] [mem 0xc0000000-0xfed1bfff] available for PCI devices [ 0.591668][ T0] Booting paravirtualized kernel on KVM [ 0.595762][ T0] clocksource: refined-jiffies: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 19112604462750000 ns [ 0.681273][ T0] setup_percpu: NR_CPUS:8 nr_cpumask_bits:2 nr_cpu_ids:2 nr_node_ids:2 [ 0.689754][ T0] percpu: Embedded 70 pages/cpu s246408 r8192 d32120 u2097152 [ 0.696302][ T0] kvm-guest: PV spinlocks enabled [ 0.700316][ T0] PV qspinlock hash table entries: 256 (order: 0, 4096 bytes, linear) [ 0.706453][ T0] Kernel command line: earlyprintk=serial net.ifnames=0 sysctl.kernel.hung_task_all_cpu_backtrace=1 ima_policy=tcb nf-conntrack-ftp.ports=20000 nf-conntrack-tftp.ports=20000 nf-conntrack-sip.ports=20000 nf-conntrack-irc.ports=20000 nf-conntrack-sane.ports=20000 binder.debug_mask=0 rcupdate.rcu_expedited=1 rcupdate.rcu_cpu_stall_cputime=1 no_hash_pointers page_owner=on sysctl.vm.nr_hugepages=4 sysctl.vm.nr_overcommit_hugepages=4 secretmem.enable=1 sysctl.max_rcu_stall_to_panic=1 msr.allow_writes=off coredump_filter=0xffff root=/dev/sda console=ttyS0 vsyscall=native numa=fake=2 kvm-intel.nested=1 spec_store_bypass_disable=prctl nopcid vivid.n_devs=64 vivid.multiplanar=1,2,1,2,1,2,1,2,1,2,1,2,1,2,1,2,1,2,1,2,1,2,1,2,1,2,1,2,1,2,1,2,1,2,1,2,1,2,1,2,1,2,1,2,1,2,1,2,1,2,1,2,1,2,1,2,1,2,1,2,1,2,1,2 netrom.nr_ndevs=32 rose.rose_ndevs=32 smp.csd_lock_timeout=100000 watchdog_thresh=55 workqueue.watchdog_thresh=140 sysctl.net.core.netdev_unregister_timeout_secs=140 dummy_hcd.num=32 max_loop=32 nbds_max=32 comedi.comedi [ 0.709334][ T0] Unknown kernel command line parameters "spec_store_bypass_disable=prctl nbds_max=32", will be passed to user space. [ 0.788180][ T0] random: crng init done [ 0.791341][ T0] printk: log buffer data + meta data: 262144 + 917504 = 1179648 bytes [ 0.797821][ T0] software IO TLB: area num 2. [ 0.825965][ T0] Fallback order for Node 0: 0 1 [ 0.825981][ T0] Fallback order for Node 1: 1 0 [ 0.825991][ T0] Built 2 zonelists, mobility grouping on. Total pages: 786301 [ 0.836408][ T0] Policy zone: Normal [ 0.839193][ T0] mem auto-init: stack:all(zero), heap alloc:on, heap free:off [ 0.843661][ T0] stackdepot: allocating hash table via alloc_large_system_hash [ 0.848140][ T0] stackdepot hash table entries: 1048576 (order: 12, 16777216 bytes, linear) [ 1.019842][ T0] SLUB: HWalign=64, Order=0-3, MinObjects=0, CPUs=2, Nodes=2 [ 1.060472][ T0] allocated 62914560 bytes of page_ext [ 1.063683][ T0] Node 0, zone DMA: page owner found early allocated 0 pages [ 1.073891][ T0] Node 0, zone DMA32: page owner found early allocated 8422 pages [ 1.078984][ T0] Node 1, zone DMA32: page owner found early allocated 0 pages [ 1.087628][ T0] Node 1, zone Normal: page owner found early allocated 7043 pages [ 1.093312][ T0] Dynamic Preempt: full [ 1.096655][ T0] Running RCU self tests [ 1.099110][ T0] Running RCU synchronous self tests [ 1.102168][ T0] rcu: Preemptible hierarchical RCU implementation. [ 1.106031][ T0] rcu: RCU lockdep checking is enabled. [ 1.109335][ T0] rcu: RCU restricting CPUs from NR_CPUS=8 to nr_cpu_ids=2. [ 1.113754][ T0] rcu: RCU callback double-/use-after-free debug is enabled. [ 1.118392][ T0] rcu: RCU debug extended QS entry/exit. [ 1.122244][ T0] All grace periods are expedited (rcu_expedited). [ 1.126798][ T0] Trampoline variant of Tasks RCU enabled. [ 1.130234][ T0] Tracing variant of Tasks RCU enabled. [ 1.133533][ T0] rcu: RCU calculated value of scheduler-enlistment delay is 10 jiffies. [ 1.138458][ T0] rcu: Adjusting geometry for rcu_fanout_leaf=16, nr_cpu_ids=2 [ 1.142966][ T0] Running RCU synchronous self tests [ 1.146068][ T0] RCU Tasks: Setting shift to 1 and lim to 1 rcu_task_cb_adjust=1 rcu_task_cpu_ids=2. [ 1.151754][ T0] RCU Tasks Trace: Setting shift to 1 and lim to 1 rcu_task_cb_adjust=1 rcu_task_cpu_ids=2. [ 1.249956][ T0] NR_IRQS: 4352, nr_irqs: 440, preallocated irqs: 16 [ 1.254976][ T0] rcu: srcu_init: Setting srcu_struct sizes based on contention. [ 1.259963][ T0] kfence: initialized - using 2097152 bytes for 255 objects at 0xffff888136400000-0xffff888136600000 [ 1.306490][ T0] Console: colour VGA+ 80x25 [ 1.309462][ T0] printk: legacy console [ttyS0] enabled [ 1.309462][ T0] printk: legacy console [ttyS0] enabled [ 1.316160][ T0] printk: legacy bootconsole [earlyser0] disabled [ 1.316160][ T0] printk: legacy bootconsole [earlyser0] disabled [ 1.323838][ T0] Lock dependency validator: Copyright (c) 2006 Red Hat, Inc., Ingo Molnar [ 1.329030][ T0] ... MAX_LOCKDEP_SUBCLASSES: 8 [ 1.331984][ T0] ... MAX_LOCK_DEPTH: 48 [ 1.335013][ T0] ... MAX_LOCKDEP_KEYS: 8192 [ 1.338135][ T0] ... CLASSHASH_SIZE: 4096 [ 1.341244][ T0] ... MAX_LOCKDEP_ENTRIES: 1048576 [ 1.344530][ T0] ... MAX_LOCKDEP_CHAINS: 1048576 [ 1.347816][ T0] ... CHAINHASH_SIZE: 524288 [ 1.351042][ T0] memory used by lock dependency info: 106625 kB [ 1.354897][ T0] memory used for stack traces: 8320 kB [ 1.358282][ T0] per task-struct memory footprint: 1920 bytes [ 1.362190][ T0] mempolicy: Enabling automatic NUMA balancing. Configure with numa_balancing= or the kernel.numa_balancing sysctl [ 1.369563][ T0] ACPI: Core revision 20250404 [ 1.373600][ T0] clocksource: hpet: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 19112604467 ns [ 1.380846][ T0] APIC: Switch to symmetric I/O mode setup [ 1.392233][ T0] x2apic enabled [ 1.402271][ T0] APIC: Switched APIC routing to: physical x2apic [ 1.407086][ T0] kvm-guest: APIC: send_IPI_mask() replaced with kvm_send_ipi_mask() [ 1.412935][ T0] kvm-guest: APIC: send_IPI_mask_allbutself() replaced with kvm_send_ipi_mask_allbutself() [ 1.419386][ T0] kvm-guest: setup PV IPIs [ 1.445599][ T0] ..TIMER: vector=0x30 apic1=0 pin1=2 apic2=-1 pin2=-1 [ 1.450405][ T0] clocksource: tsc-early: mask: 0xffffffffffffffff max_cycles: 0x285c3ee517e, max_idle_ns: 440795257231 ns [ 1.457596][ T0] Calibrating delay loop (skipped) preset value.. 5599.99 BogoMIPS (lpj=27999980) [ 1.468767][ T0] x86/cpu: User Mode Instruction Prevention (UMIP) activated [ 1.474058][ T0] Last level iTLB entries: 4KB 0, 2MB 0, 4MB 0 [ 1.477590][ T0] Last level dTLB entries: 4KB 0, 2MB 0, 4MB 0, 1GB 0 [ 1.481749][ T0] mitigations: Enabled attack vectors: user_kernel, user_user, guest_host, guest_guest, SMT mitigations: auto [ 1.487723][ T0] Speculative Store Bypass: Mitigation: Speculative Store Bypass disabled via prctl [ 1.497591][ T0] Spectre V2 : Mitigation: Enhanced / Automatic IBRS [ 1.501595][ T0] RETBleed: Mitigation: Enhanced IBRS [ 1.504822][ T0] ITS: Mitigation: Aligned branch/return thunks [ 1.507590][ T0] TAA: Vulnerable: Clear CPU buffers attempted, no microcode [ 1.511947][ T0] MMIO Stale Data: Vulnerable: Clear CPU buffers attempted, no microcode [ 1.517590][ T0] Spectre V1 : Mitigation: usercopy/swapgs barriers and __user pointer sanitization [ 1.523721][ T0] Spectre V2 : WARNING: Unprivileged eBPF is enabled with eIBRS on, data leaks possible via Spectre v2 BHB attacks! [ 1.527606][ T0] Spectre V2 : Spectre v2 / PBRSB-eIBRS: Retire a single CALL on VMEXIT [ 1.532347][ T0] Spectre V2 : mitigation: Enabling conditional Indirect Branch Prediction Barrier [ 1.537610][ T0] active return thunk: its_return_thunk [ 1.540747][ T0] Spectre V2 : Spectre BHI mitigation: SW BHB clearing on syscall and VM exit [ 1.547770][ T0] x86/fpu: Supporting XSAVE feature 0x001: 'x87 floating point registers' [ 1.552184][ T0] x86/fpu: Supporting XSAVE feature 0x002: 'SSE registers' [ 1.557590][ T0] x86/fpu: Supporting XSAVE feature 0x004: 'AVX registers' [ 1.561317][ T0] x86/fpu: Supporting XSAVE feature 0x020: 'AVX-512 opmask' [ 1.565086][ T0] x86/fpu: Supporting XSAVE feature 0x040: 'AVX-512 Hi256' [ 1.567590][ T0] x86/fpu: Supporting XSAVE feature 0x080: 'AVX-512 ZMM_Hi256' [ 1.571518][ T0] x86/fpu: xstate_offset[2]: 576, xstate_sizes[2]: 256 [ 1.575197][ T0] x86/fpu: xstate_offset[5]: 832, xstate_sizes[5]: 64 [ 1.577592][ T0] x86/fpu: xstate_offset[6]: 896, xstate_sizes[6]: 512 [ 1.581252][ T0] x86/fpu: xstate_offset[7]: 1408, xstate_sizes[7]: 1024 [ 1.587591][ T0] x86/fpu: Enabled xstate features 0xe7, context size is 2432 bytes, using 'compacted' format. [ 1.818198][ T0] Freeing SMP alternatives memory: 132K [ 1.821161][ T0] pid_max: default: 32768 minimum: 301 [ 1.824378][ T0] LSM: initializing lsm=lockdown,capability,landlock,yama,safesetid,tomoyo,apparmor,bpf,ima,evm [ 1.827907][ T0] landlock: Up and running. [ 1.830269][ T0] Yama: becoming mindful. [ 1.832803][ T0] TOMOYO Linux initialized [ 1.838226][ T0] AppArmor: AppArmor initialized [ 1.842119][ T0] LSM support for eBPF active [ 1.846955][ T0] Dentry cache hash table entries: 524288 (order: 10, 4194304 bytes, vmalloc hugepage) [ 1.848606][ T0] Inode-cache hash table entries: 262144 (order: 9, 2097152 bytes, vmalloc hugepage) [ 1.857830][ T0] Mount-cache hash table entries: 8192 (order: 4, 65536 bytes, vmalloc) [ 1.862324][ T0] Mountpoint-cache hash table entries: 8192 (order: 4, 65536 bytes, vmalloc) [ 1.871052][ T0] Running RCU synchronous self tests [ 1.873796][ T0] Running RCU synchronous self tests [ 1.877509][ T1] smpboot: CPU0: Intel(R) Xeon(R) CPU @ 2.80GHz (family: 0x6, model: 0x55, stepping: 0x7) [ 1.877584][ T1] Performance Events: unsupported CPU family 6 model 85 no PMU driver, software events only. [ 1.877762][ T1] signal: max sigframe size: 3632 [ 1.880892][ T1] rcu: Hierarchical SRCU implementation. [ 1.883908][ T1] rcu: Max phase no-delay instances is 1000. [ 1.888002][ T1] Timer migration: 1 hierarchy levels; 8 children per group; 0 crossnode level [ 1.914844][ T1] NMI watchdog: Perf NMI watchdog permanently disabled [ 1.918364][ T1] smp: Bringing up secondary CPUs ... [ 1.928076][ T1] smpboot: x86: Booting SMP configuration: [ 1.931197][ T1] .... node #1, CPUs: #1 [ 1.937912][ T1] smp: Brought up 2 nodes, 2 CPUs [ 1.940452][ T1] smpboot: Total of 2 processors activated (11199.99 BogoMIPS) [ 1.946121][ T1] Memory: 2075036K/3145204K available (171325K kernel code, 28834K rwdata, 38336K rodata, 26028K init, 120936K bss, 989580K reserved, 0K cma-reserved) [ 1.948824][ T1] devtmpfs: initialized [ 1.950986][ T1] x86/mm: Memory block size: 128MB [ 1.977648][ T1] Running RCU synchronous self tests [ 1.980553][ T1] Running RCU synchronous self tests [ 1.983445][ T1] Running RCU Tasks wait API self tests [ 2.097748][ T1] Running RCU Tasks Trace wait API self tests [ 2.147655][ T1] clocksource: jiffies: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 19112604462750000 ns [ 2.153405][ T1] posixtimers hash table entries: 1024 (order: 4, 73728 bytes, vmalloc) [ 2.153405][ T1] futex hash table entries: 256 (32768 bytes on 2 NUMA nodes, total 64 KiB, linear). [ 2.161225][ T1] PM: RTC time: 06:34:11, date: 2025-08-06 [ 2.176875][ T1] NET: Registered PF_NETLINK/PF_ROUTE protocol family [ 2.182146][ T1] audit: initializing netlink subsys (disabled) [ 2.187661][ T33] audit: type=2000 audit(1754462050.966:1): state=initialized audit_enabled=0 res=1 [ 2.189176][ T1] thermal_sys: Registered thermal governor 'step_wise' [ 2.192473][ T1] cpuidle: using governor menu [ 2.197862][ T1] NET: Registered PF_QIPCRTR protocol family [ 2.205444][ T1] dca service started, version 1.12.1 [ 2.208120][ T1] PCI: ECAM [mem 0xb0000000-0xbfffffff] (base 0xb0000000) for domain 0000 [bus 00-ff] [ 2.217625][ T31] Callback from call_rcu_tasks_trace() invoked. [ 2.213247][ T1] PCI: ECAM [mem 0xb0000000-0xbfffffff] reserved as E820 entry [ 2.293600][ T1] PCI: Using configuration type 1 for base access [ 2.318185][ T30] Callback from call_rcu_tasks() invoked. [ 2.322431][ T1] HugeTLB: allocation took 0ms with hugepage_allocation_threads=1 [ 2.327900][ T1] HugeTLB: registered 1.00 GiB page size, pre-allocated 0 pages [ 2.333152][ T1] HugeTLB: 16380 KiB vmemmap can be freed for a 1.00 GiB page [ 2.337609][ T1] HugeTLB: registered 2.00 MiB page size, pre-allocated 0 pages [ 2.342689][ T1] HugeTLB: 28 KiB vmemmap can be freed for a 2.00 MiB page [ 2.374528][ T1] raid6: skipped pq benchmark and selected avx512x4 [ 2.377616][ T1] raid6: using avx512x2 recovery algorithm [ 2.383762][ T1] ACPI: Added _OSI(Module Device) [ 2.387251][ T1] ACPI: Added _OSI(Processor Device) [ 2.387637][ T1] ACPI: Added _OSI(Processor Aggregator Device) [ 2.526818][ T1] ACPI: 1 ACPI AML tables successfully acquired and loaded [ 2.571049][ T1] ACPI: Interpreter enabled [ 2.574506][ T1] ACPI: PM: (supports S0 S3 S4 S5) [ 2.577661][ T1] ACPI: Using IOAPIC for interrupt routing [ 2.582742][ T1] PCI: Using host bridge windows from ACPI; if necessary, use "pci=nocrs" and report a bug [ 2.587608][ T1] PCI: Using E820 reservations for host bridge windows [ 2.597405][ T1] ACPI: Enabled 3 GPEs in block 00 to 3F [ 2.731417][ T1] ACPI: PCI Root Bridge [PCI0] (domain 0000 [bus 00-ff]) [ 2.735759][ T1] acpi PNP0A08:00: _OSC: OS supports [ExtendedConfig ASPM ClockPM Segments MSI HPX-Type3] [ 2.742663][ T1] acpi PNP0A08:00: _OSC: platform does not support [PCIeHotplug LTR] [ 2.758096][ T1] acpi PNP0A08:00: _OSC: OS now controls [PME AER PCIeCapability] [ 2.765826][ T1] PCI host bridge to bus 0000:00 [ 2.767613][ T1] pci_bus 0000:00: Unknown NUMA node; performance will be reduced [ 2.772255][ T1] pci_bus 0000:00: root bus resource [io 0x0000-0x0cf7 window] [ 2.777253][ T1] pci_bus 0000:00: root bus resource [io 0x0d00-0xffff window] [ 2.777625][ T1] pci_bus 0000:00: root bus resource [mem 0x000a0000-0x000bffff window] [ 2.782184][ T1] pci_bus 0000:00: root bus resource [mem 0x80000000-0xafffffff window] [ 2.786947][ T1] pci_bus 0000:00: root bus resource [mem 0xc0000000-0xfebfffff window] [ 2.787624][ T1] pci_bus 0000:00: root bus resource [mem 0x140000000-0x93fffffff window] [ 2.792979][ T1] pci_bus 0000:00: root bus resource [bus 00-ff] [ 2.796915][ T1] pci 0000:00:00.0: [8086:29c0] type 00 class 0x060000 conventional PCI endpoint [ 2.803307][ T1] pci 0000:00:01.0: [1234:1111] type 00 class 0x030000 conventional PCI endpoint [ 2.812024][ T1] pci 0000:00:01.0: BAR 0 [mem 0xfd000000-0xfdffffff pref] [ 2.816076][ T1] pci 0000:00:01.0: BAR 2 [mem 0xfebf0000-0xfebf0fff] [ 2.817787][ T1] pci 0000:00:01.0: ROM [mem 0xfebe0000-0xfebeffff pref] [ 2.822323][ T1] pci 0000:00:01.0: Video device with shadowed ROM at [mem 0x000c0000-0x000dffff] [ 2.833063][ T1] pci 0000:00:02.0: [1af4:1005] type 00 class 0x00ff00 conventional PCI endpoint [ 2.840163][ T1] pci 0000:00:02.0: BAR 0 [io 0xc080-0xc09f] [ 2.843645][ T1] pci 0000:00:02.0: BAR 1 [mem 0xfebf1000-0xfebf1fff] [ 2.847830][ T1] pci 0000:00:02.0: BAR 4 [mem 0xfe000000-0xfe003fff 64bit pref] [ 2.864401][ T1] pci 0000:00:03.0: [8086:100e] type 00 class 0x020000 conventional PCI endpoint [ 2.871409][ T1] pci 0000:00:03.0: BAR 0 [mem 0xfebc0000-0xfebdffff] [ 2.876073][ T1] pci 0000:00:03.0: BAR 1 [io 0xc000-0xc03f] [ 2.877901][ T1] pci 0000:00:03.0: ROM [mem 0xfeb80000-0xfebbffff pref] [ 2.889285][ T1] pci 0000:00:1f.0: [8086:2918] type 00 class 0x060100 conventional PCI endpoint [ 2.898229][ T1] pci 0000:00:1f.0: quirk: [io 0x0600-0x067f] claimed by ICH6 ACPI/GPIO/TCO [ 2.909955][ T1] pci 0000:00:1f.2: [8086:2922] type 00 class 0x010601 conventional PCI endpoint [ 2.919386][ T1] pci 0000:00:1f.2: BAR 4 [io 0xc0a0-0xc0bf] [ 2.923557][ T1] pci 0000:00:1f.2: BAR 5 [mem 0xfebf2000-0xfebf2fff] [ 2.931392][ T1] pci 0000:00:1f.3: [8086:2930] type 00 class 0x0c0500 conventional PCI endpoint [ 2.940384][ T1] pci 0000:00:1f.3: BAR 4 [io 0x0700-0x073f] [ 2.961173][ T1] ACPI: PCI: Interrupt link LNKA configured for IRQ 10 [ 2.971609][ T1] ACPI: PCI: Interrupt link LNKB configured for IRQ 10 [ 2.982686][ T1] ACPI: PCI: Interrupt link LNKC configured for IRQ 11 [ 2.992438][ T1] ACPI: PCI: Interrupt link LNKD configured for IRQ 11 [ 3.002128][ T1] ACPI: PCI: Interrupt link LNKE configured for IRQ 10 [ 3.011926][ T1] ACPI: PCI: Interrupt link LNKF configured for IRQ 10 [ 3.021631][ T1] ACPI: PCI: Interrupt link LNKG configured for IRQ 11 [ 3.031275][ T1] ACPI: PCI: Interrupt link LNKH configured for IRQ 11 [ 3.037068][ T1] ACPI: PCI: Interrupt link GSIA configured for IRQ 16 [ 3.038264][ T1] ACPI: PCI: Interrupt link GSIB configured for IRQ 17 [ 3.043498][ T1] ACPI: PCI: Interrupt link GSIC configured for IRQ 18 [ 3.048305][ T1] ACPI: PCI: Interrupt link GSID configured for IRQ 19 [ 3.053546][ T1] ACPI: PCI: Interrupt link GSIE configured for IRQ 20 [ 3.058242][ T1] ACPI: PCI: Interrupt link GSIF configured for IRQ 21 [ 3.063523][ T1] ACPI: PCI: Interrupt link GSIG configured for IRQ 22 [ 3.068252][ T1] ACPI: PCI: Interrupt link GSIH configured for IRQ 23 [ 3.088736][ T1] iommu: Default domain type: Translated [ 3.090720][ T1] iommu: DMA domain TLB invalidation policy: lazy mode [ 3.099328][ T1] SCSI subsystem initialized [ 3.102168][ T1] ACPI: bus type USB registered [ 3.102168][ T1] usbcore: registered new interface driver usbfs [ 3.107811][ T1] usbcore: registered new interface driver hub [ 3.111318][ T1] usbcore: registered new device driver usb [ 3.115877][ T1] mc: Linux media interface: v0.10 [ 3.117743][ T1] videodev: Linux video capture interface: v2.00 [ 3.121788][ T1] pps_core: LinuxPPS API ver. 1 registered [ 3.125066][ T1] pps_core: Software ver. 5.3.6 - Copyright 2005-2007 Rodolfo Giometti [ 3.127817][ T1] PTP clock support registered [ 3.134608][ T1] EDAC MC: Ver: 3.0.0 [ 3.141878][ T1] Advanced Linux Sound Architecture Driver Initialized. [ 3.149806][ T1] Bluetooth: Core ver 2.22 [ 3.152438][ T1] NET: Registered PF_BLUETOOTH protocol family [ 3.155836][ T1] Bluetooth: HCI device and connection manager initialized [ 3.157686][ T1] Bluetooth: HCI socket layer initialized [ 3.160875][ T1] Bluetooth: L2CAP socket layer initialized [ 3.164200][ T1] Bluetooth: SCO socket layer initialized [ 3.167426][ T1] NET: Registered PF_ATMPVC protocol family [ 3.167603][ T1] NET: Registered PF_ATMSVC protocol family [ 3.171125][ T1] NetLabel: Initializing [ 3.173516][ T1] NetLabel: domain hash size = 128 [ 3.176401][ T1] NetLabel: protocols = UNLABELED CIPSOv4 CALIPSO [ 3.178048][ T1] NetLabel: unlabeled traffic allowed by default [ 3.182122][ T1] nfc: nfc_init: NFC Core ver 0.1 [ 3.182122][ T1] NET: Registered PF_NFC protocol family [ 3.188041][ T1] mctp: management component transport protocol core [ 3.191699][ T1] NET: Registered PF_MCTP protocol family [ 3.195059][ T1] PCI: Using ACPI for IRQ routing [ 3.567533][ T1] pci 0000:00:01.0: vgaarb: setting as boot VGA device [ 3.567584][ T1] pci 0000:00:01.0: vgaarb: bridge control possible [ 3.567584][ T1] pci 0000:00:01.0: vgaarb: VGA device added: decodes=io+mem,owns=io+mem,locks=none [ 3.567610][ T1] vgaarb: loaded [ 3.572169][ T1] hpet0: at MMIO 0xfed00000, IRQs 2, 8, 0 [ 3.575202][ T1] hpet0: 3 comparators, 64-bit 100.000000 MHz counter [ 3.583547][ T1] clocksource: Switched to clocksource kvm-clock [ 3.600569][ T1] VFS: Disk quotas dquot_6.6.0 [ 3.603249][ T1] VFS: Dquot-cache hash table entries: 512 (order 0, 4096 bytes) [ 3.610198][ T1] netfs: FS-Cache loaded [ 3.613412][ T1] CacheFiles: Loaded [ 3.616214][ T1] TOMOYO: 2.6.0 [ 3.618236][ T1] Mandatory Access Control activated. [ 3.623582][ T1] AppArmor: AppArmor Filesystem Enabled [ 3.626877][ T1] pnp: PnP ACPI init [ 3.633021][ T1] system 00:05: [mem 0xb0000000-0xbfffffff window] has been reserved [ 3.645260][ T1] pnp: PnP ACPI: found 6 devices [ 3.688364][ T1] clocksource: acpi_pm: mask: 0xffffff max_cycles: 0xffffff, max_idle_ns: 2085701024 ns [ 3.694311][ T1] NET: Registered PF_INET protocol family [ 3.699209][ T1] IP idents hash table entries: 65536 (order: 7, 524288 bytes, vmalloc) [ 3.718526][ T1] tcp_listen_portaddr_hash hash table entries: 2048 (order: 5, 147456 bytes, vmalloc) [ 3.724346][ T1] Table-perturb hash table entries: 65536 (order: 6, 262144 bytes, vmalloc) [ 3.729855][ T1] TCP established hash table entries: 32768 (order: 6, 262144 bytes, vmalloc) [ 3.738450][ T1] TCP bind hash table entries: 32768 (order: 10, 4718592 bytes, vmalloc hugepage) [ 3.745023][ T1] TCP: Hash tables configured (established 32768 bind 32768) [ 3.751030][ T1] MPTCP token hash table entries: 4096 (order: 6, 360448 bytes, vmalloc) [ 3.756926][ T1] UDP hash table entries: 2048 (order: 7, 524288 bytes, vmalloc) [ 3.762462][ T1] UDP-Lite hash table entries: 2048 (order: 7, 524288 bytes, vmalloc) [ 3.767593][ T1] NET: Registered PF_UNIX/PF_LOCAL protocol family [ 3.773203][ T1] RPC: Registered named UNIX socket transport module. [ 3.776959][ T1] RPC: Registered udp transport module. [ 3.780066][ T1] RPC: Registered tcp transport module. [ 3.783010][ T1] RPC: Registered tcp-with-tls transport module. [ 3.786351][ T1] RPC: Registered tcp NFSv4.1 backchannel transport module. [ 3.792238][ T1] NET: Registered PF_XDP protocol family [ 3.795314][ T1] pci_bus 0000:00: resource 4 [io 0x0000-0x0cf7 window] [ 3.799330][ T1] pci_bus 0000:00: resource 5 [io 0x0d00-0xffff window] [ 3.803158][ T1] pci_bus 0000:00: resource 6 [mem 0x000a0000-0x000bffff window] [ 3.807336][ T1] pci_bus 0000:00: resource 7 [mem 0x80000000-0xafffffff window] [ 3.811519][ T1] pci_bus 0000:00: resource 8 [mem 0xc0000000-0xfebfffff window] [ 3.815660][ T1] pci_bus 0000:00: resource 9 [mem 0x140000000-0x93fffffff window] [ 3.821754][ T1] PCI: CLS 0 bytes, default 64 [ 3.828464][ T1] PCI-DMA: Using software bounce buffering for IO (SWIOTLB) [ 3.833458][ T1] software IO TLB: mapped [mem 0x000000007bfdf000-0x000000007ffdf000] (64MB) [ 3.839694][ T1] ACPI: bus type thunderbolt registered [ 3.844569][ T64] kworker/u9:1 (64) used greatest stack depth: 27432 bytes left [ 3.851220][ T1] RAPL PMU: API unit is 2^-32 Joules, 0 fixed counters, 10737418240 ms ovfl timer [ 3.905680][ T1] kvm_amd: CPU 0 isn't AMD or Hygon [ 3.908690][ T1] clocksource: tsc: mask: 0xffffffffffffffff max_cycles: 0x285c3ee517e, max_idle_ns: 440795257231 ns [ 3.914664][ T1] clocksource: Switched to clocksource tsc [ 3.921190][ T71] kworker/u10:1 (71) used greatest stack depth: 25880 bytes left [ 4.683792][ T1] Initialise system trusted keyrings [ 4.688710][ T1] workingset: timestamp_bits=40 max_order=20 bucket_order=0 [ 4.698350][ T1] DLM installed [ 4.702676][ T1] squashfs: version 4.0 (2009/01/31) Phillip Lougher [ 4.713578][ T1] NFS: Registering the id_resolver key type [ 4.716829][ T1] Key type id_resolver registered [ 4.719690][ T1] Key type id_legacy registered [ 4.722376][ T1] nfs4filelayout_init: NFSv4 File Layout Driver Registering... [ 4.726545][ T1] nfs4flexfilelayout_init: NFSv4 Flexfile Layout Driver Registering... [ 4.740153][ T1] Key type cifs.spnego registered [ 4.743150][ T1] Key type cifs.idmap registered [ 4.748033][ T1] ntfs3: Enabled Linux POSIX ACLs support [ 4.751483][ T1] ntfs3: Read-only LZX/Xpress compression included [ 4.755477][ T1] efs: 1.0a - http://aeschi.ch.eu.org/efs/ [ 4.759512][ T1] jffs2: version 2.2. (NAND) (SUMMARY) © 2001-2006 Red Hat, Inc. [ 4.766458][ T1] romfs: ROMFS MTD (C) 2007 Red Hat, Inc. [ 4.770228][ T1] QNX4 filesystem 0.2.3 registered. [ 4.773459][ T1] qnx6: QNX6 filesystem 1.0.0 registered. [ 4.779148][ T1] fuse: init (API version 7.44) [ 4.784276][ T1] orangefs_debugfs_init: called with debug mask: :none: :0: [ 4.789188][ T1] orangefs_init: module version upstream loaded [ 4.793051][ T1] JFS: nTxBlock = 8192, nTxLock = 65536 [ 4.814411][ T1] SGI XFS with ACLs, security attributes, realtime, quota, no debug enabled [ 4.821716][ T1] 9p: Installing v9fs 9p2000 file system support [ 4.826200][ T1] NILFS version 2 loaded [ 4.829028][ T1] befs: version: 0.9.3 [ 4.832138][ T1] ocfs2: Registered cluster interface o2cb [ 4.835711][ T1] ocfs2: Registered cluster interface user [ 4.839611][ T1] OCFS2 User DLM kernel interface loaded [ 4.853754][ T1] gfs2: GFS2 installed [ 4.864086][ T1] ceph: loaded (mds proto 32) [ 4.871444][ T1] cryptd: max_cpu_qlen set to 1000 [ 4.887045][ T1] NET: Registered PF_ALG protocol family [ 4.890357][ T1] xor: automatically using best checksumming function avx [ 4.894658][ T1] async_tx: api initialized (async) [ 4.897483][ T1] Key type asymmetric registered [ 4.900251][ T1] Asymmetric key parser 'x509' registered [ 4.903395][ T1] Asymmetric key parser 'pkcs8' registered [ 4.906553][ T1] Key type pkcs7_test registered [ 4.909900][ T1] Block layer SCSI generic (bsg) driver version 0.4 loaded (major 238) [ 4.915046][ T1] io scheduler mq-deadline registered [ 4.918076][ T1] io scheduler kyber registered [ 4.920891][ T1] io scheduler bfq registered [ 4.931456][ T1] input: Power Button as /devices/LNXSYSTM:00/LNXPWRBN:00/input/input0 [ 4.958919][ T1] ACPI: button: Power Button [PWRF] [ 4.970573][ T1] ioatdma: Intel(R) QuickData Technology Driver 5.00 [ 5.011529][ T1] ACPI: \_SB_.GSIG: Enabled at IRQ 22 [ 5.433023][ T1] N_HDLC line discipline registered with maxframe=4096 [ 5.437564][ T1] Serial: 8250/16550 driver, 4 ports, IRQ sharing enabled [ 5.446100][ T1] 00:03: ttyS0 at I/O 0x3f8 (irq = 4, base_baud = 115200) is a 16550A [ 5.477228][ T1] Non-volatile memory driver v1.3 [ 5.486319][ T1] Linux agpgart interface v0.103 [ 5.490766][ T1] usbcore: registered new interface driver xillyusb [ 5.502286][ T1] ACPI: bus type drm_connector registered [ 5.513848][ T1] [drm] Initialized vgem 1.0.0 for vgem on minor 0 [ 5.531072][ T1] [drm] Initialized vkms 1.0.0 for vkms on minor 1 [ 5.621556][ T1] Console: switching to colour frame buffer device 128x48 [ 5.639822][ T1] faux_driver vkms: [drm] fb0: vkmsdrmfb frame buffer device [ 5.644655][ T1] usbcore: registered new interface driver udl [ 5.649490][ T1] bochs-drm 0000:00:01.0: vgaarb: deactivate vga console [ 5.659353][ T1] [drm] Found bochs VGA, ID 0xb0c5. [ 5.662208][ T1] [drm] Framebuffer size 16384 kB @ 0xfd000000, mmio @ 0xfebf0000. [ 5.670670][ T1] [drm] Initialized bochs-drm 1.0.0 for 0000:00:01.0 on minor 2 [ 5.699591][ T1] fbcon: bochs-drmdrmfb (fb1) is primary device [ 5.699604][ T1] fbcon: Remapping primary device, fb1, to tty 1-63 [ 5.922459][ T1] ------------[ cut here ]------------ [ 5.922500][ T1] WARNING: CPU: 1 PID: 1 at ./include/linux/sched.h:2180 __ww_mutex_wound+0x21a/0x2b0 [ 5.922596][ T1] Modules linked in: [ 5.922614][ T1] CPU: 1 UID: 0 PID: 1 Comm: swapper/0 Not tainted 6.16.0-syzkaller-08685-g260f6f4fda93 #0 PREEMPT(full) [ 5.922623][ T1] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.2-debian-1.16.2-1 04/01/2014 [ 5.922628][ T1] RIP: 0010:__ww_mutex_wound+0x21a/0x2b0 [ 5.922637][ T1] Code: 5f 5d c3 cc cc cc cc cc 90 0f 0b 90 e9 89 fe ff ff 90 0f 0b 90 e9 39 ff ff ff 90 0f 0b 90 4d 85 ff 0f 85 67 ff ff ff eb 95 90 <0f> 0b 90 eb 8f 48 c7 c1 70 a3 a0 8f 80 e1 07 80 c1 03 38 c1 0f 8c [ 5.922643][ T1] RSP: 0000:ffffc90000046660 EFLAGS: 00010046 [ 5.922650][ T1] RAX: ffff888107834d00 RBX: dffffc0000000000 RCX: 1de3a2437aa38800 [ 5.922656][ T1] RDX: 00000000000002f7 RSI: ffffffff8db68628 RDI: ffffffff8be2fd00 [ 5.922661][ T1] RBP: 0000000000000001 R08: ffff8881078353a7 R09: 1ffff11020f06a74 [ 5.922667][ T1] R10: dffffc0000000000 R11: ffffed1020f06a75 R12: ffff88801ea552f8 [ 5.922672][ T1] R13: ffffc90000046aa8 R14: ffff88801ea54880 R15: ffff8881078353a0 [ 5.922677][ T1] FS: 0000000000000000(0000) GS:ffff8881a3c79000(0000) knlGS:0000000000000000 [ 5.922683][ T1] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 5.922688][ T1] CR2: 0000000000000000 CR3: 000000000df36000 CR4: 0000000000352ef0 [ 5.922712][ T1] Call Trace: [ 5.922717][ T1] [ 5.922724][ T1] __ww_mutex_lock+0xba3/0x2930 [ 5.922777][ T1] ? drm_client_modeset_probe+0x4ee0/0x5e40 [ 5.922814][ T1] ? look_up_lock_class+0x74/0x170 [ 5.922824][ T1] ? modeset_lock+0x2be/0x650 [ 5.922836][ T1] ? __pfx___ww_mutex_lock+0x10/0x10 [ 5.922844][ T1] ? do_initcalls+0x59/0xa0 [ 5.922853][ T1] ? ret_from_fork+0x3f9/0x770 [ 5.922864][ T1] ? ret_from_fork_asm+0x1a/0x30 [ 5.922873][ T1] ? __pfx___might_resched+0x10/0x10 [ 5.922884][ T1] ? __drm_dev_dbg+0xdb/0x1d0 [ 5.922893][ T1] ? __pfx___drm_dev_dbg+0x10/0x10 [ 5.922900][ T1] ? __drm_dev_dbg+0xdb/0x1d0 [ 5.922908][ T1] ww_mutex_lock+0x3f/0x1c0 [ 5.922918][ T1] modeset_lock+0x2be/0x650 [ 5.922928][ T1] drm_atomic_get_crtc_state+0x126/0x460 [ 5.922942][ T1] drm_atomic_get_plane_state+0x4c8/0x5a0 [ 5.922955][ T1] drm_client_modeset_commit_atomic+0x1e7/0x760 [ 5.922970][ T1] ? __pfx_drm_client_modeset_commit_atomic+0x10/0x10 [ 5.922987][ T1] ? __pfx___mutex_unlock_slowpath+0x10/0x10 [ 5.923000][ T1] drm_client_modeset_commit_locked+0xcb/0x4d0 [ 5.923012][ T1] drm_fb_helper_pan_display+0x3e7/0xbd0 [ 5.923027][ T1] fb_pan_display+0x39b/0x680 [ 5.923039][ T1] ? __pfx_drm_fb_helper_pan_display+0x10/0x10 [ 5.923049][ T1] bit_update_start+0x4d/0x1e0 [ 5.923061][ T1] fbcon_switch+0x1565/0x2040 [ 5.923075][ T1] ? __pfx_fbcon_switch+0x10/0x10 [ 5.923091][ T1] ? __pfx_hide_cursor+0x10/0x10 [ 5.923102][ T1] ? is_console_locked+0x9/0x20 [ 5.923109][ T1] ? set_origin+0x346/0x480 [ 5.923118][ T1] redraw_screen+0x56d/0xe90 [ 5.923126][ T1] ? is_console_locked+0x9/0x20 [ 5.923131][ T1] ? fbcon_clear_margins+0x283/0x410 [ 5.923142][ T1] ? fbcon_prepare_logo+0x7b1/0xa10 [ 5.923152][ T1] ? __pfx_redraw_screen+0x10/0x10 [ 5.923161][ T1] ? is_console_locked+0x9/0x20 [ 5.923167][ T1] ? con_is_bound+0x15e/0x1f0 [ 5.923177][ T1] set_con2fb_map+0xd9b/0x13c0 [ 5.923190][ T1] fbcon_fb_registered+0x24e/0x610 [ 5.923201][ T1] register_framebuffer+0x70b/0x8b0 [ 5.923212][ T1] ? __pfx_register_framebuffer+0x10/0x10 [ 5.923225][ T1] ? __drm_fb_helper_initial_config_and_unlock+0x1282/0x18a0 [ 5.923236][ T1] __drm_fb_helper_initial_config_and_unlock+0x1307/0x18a0 [ 5.923270][ T1] ? drm_fb_helper_initial_config+0x29/0x40 [ 5.923281][ T1] ? __pfx___drm_fb_helper_initial_config_and_unlock+0x10/0x10 [ 5.923298][ T1] drm_fbdev_client_hotplug+0x16c/0x230 [ 5.923307][ T1] drm_client_register+0x16f/0x210 [ 5.923318][ T1] drm_fbdev_client_setup+0x19f/0x3f0 [ 5.923326][ T1] drm_client_setup+0x107/0x220 [ 5.923334][ T1] bochs_pci_probe+0xaa5/0xbc0 [ 5.923349][ T1] pci_device_probe+0x456/0x800 [ 5.923363][ T1] ? __pfx_pci_device_probe+0x10/0x10 [ 5.923376][ T1] ? driver_sysfs_add+0x1fe/0x210 [ 5.923383][ T1] ? __pfx_pci_device_probe+0x10/0x10 [ 5.923392][ T1] really_probe+0x26a/0x9e0 [ 5.923401][ T1] __driver_probe_device+0x18c/0x2f0 [ 5.923410][ T1] driver_probe_device+0x4f/0x430 [ 5.923418][ T1] __driver_attach+0x452/0x700 [ 5.923426][ T1] bus_for_each_dev+0x230/0x2b0 [ 5.923436][ T1] ? __pfx___driver_attach+0x10/0x10 [ 5.923443][ T1] ? __pfx_bus_for_each_dev+0x10/0x10 [ 5.923453][ T1] ? do_raw_spin_unlock+0x122/0x240 [ 5.923463][ T1] bus_add_driver+0x345/0x640 [ 5.923476][ T1] driver_register+0x23a/0x320 [ 5.923484][ T1] ? __pfx_bochs_pci_driver_init+0x10/0x10 [ 5.923494][ T1] do_one_initcall+0x233/0x820 [ 5.923504][ T1] ? __pfx_bochs_pci_driver_init+0x10/0x10 [ 5.923513][ T1] ? __pfx_do_one_initcall+0x10/0x10 [ 5.923524][ T1] ? rcu_is_watching+0x15/0xb0 [ 5.923536][ T1] ? trace_irq_disable+0x37/0x110 [ 5.923545][ T1] ? preempt_schedule_irq+0xde/0x150 [ 5.923553][ T1] ? __pfx_preempt_schedule_irq+0x10/0x10 [ 5.923562][ T1] ? irqentry_exit+0x74/0x90 [ 5.923570][ T1] ? lockdep_hardirqs_on+0x9c/0x150 [ 5.923584][ T1] ? strlen+0x3f/0x70 [ 5.923594][ T1] ? next_arg+0x498/0x5e0 [ 5.923602][ T1] ? parameq+0x14d/0x170 [ 5.923613][ T1] ? parse_args+0x993/0xa70 [ 5.923626][ T1] ? __pfx_parse_args+0x10/0x10 [ 5.923640][ T1] ? rcu_is_watching+0x15/0xb0 [ 5.923652][ T1] do_initcall_level+0x104/0x190 [ 5.923660][ T1] ? kernel_init+0x1d/0x1d0 [ 5.923670][ T1] do_initcalls+0x59/0xa0 [ 5.923678][ T1] kernel_init_freeable+0x334/0x4a0 [ 5.923689][ T1] ? __pfx_kernel_init_freeable+0x10/0x10 [ 5.923701][ T1] ? _raw_spin_unlock_irq+0x23/0x50 [ 5.923708][ T1] ? __pfx_kernel_init+0x10/0x10 [ 5.923718][ T1] kernel_init+0x1d/0x1d0 [ 5.923727][ T1] ? __pfx_kernel_init+0x10/0x10 [ 5.923736][ T1] ret_from_fork+0x3f9/0x770 [ 5.923747][ T1] ? __pfx_ret_from_fork+0x10/0x10 [ 5.923764][ T1] ? __pfx_kernel_init+0x10/0x10 [ 5.923774][ T1] ret_from_fork_asm+0x1a/0x30 [ 5.923789][ T1] [ 5.923794][ T1] Kernel panic - not syncing: kernel: panic_on_warn set ... [ 5.923799][ T1] CPU: 1 UID: 0 PID: 1 Comm: swapper/0 Not tainted 6.16.0-syzkaller-08685-g260f6f4fda93 #0 PREEMPT(full) [ 5.923807][ T1] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.2-debian-1.16.2-1 04/01/2014 [ 5.923811][ T1] Call Trace: [ 5.923814][ T1] [ 5.923817][ T1] dump_stack_lvl+0x99/0x250 [ 5.923825][ T1] ? __asan_memcpy+0x40/0x70 [ 5.923834][ T1] ? __pfx_dump_stack_lvl+0x10/0x10 [ 5.923841][ T1] ? __pfx__printk+0x10/0x10 [ 5.923856][ T1] vpanic+0x27a/0x730 [ 5.923863][ T1] ? __pfx__printk+0x10/0x10 [ 5.923871][ T1] ? __pfx_vpanic+0x10/0x10 [ 5.923878][ T1] ? is_bpf_text_address+0x26/0x2b0 [ 5.923893][ T1] panic+0xb9/0xc0 [ 5.923899][ T1] ? __pfx_panic+0x10/0x10 [ 5.923912][ T1] __warn+0x31b/0x4b0 [ 5.923919][ T1] ? __ww_mutex_wound+0x21a/0x2b0 [ 5.923926][ T1] ? __ww_mutex_wound+0x21a/0x2b0 [ 5.923932][ T1] report_bug+0x2be/0x4f0 [ 5.923939][ T1] ? __ww_mutex_wound+0x21a/0x2b0 [ 5.923946][ T1] ? __ww_mutex_wound+0x21a/0x2b0 [ 5.923952][ T1] ? __ww_mutex_wound+0x21c/0x2b0 [ 5.923958][ T1] handle_bug+0x84/0x160 [ 5.923968][ T1] exc_invalid_op+0x1a/0x50 [ 5.923977][ T1] asm_exc_invalid_op+0x1a/0x20 [ 5.923984][ T1] RIP: 0010:__ww_mutex_wound+0x21a/0x2b0 [ 5.923991][ T1] Code: 5f 5d c3 cc cc cc cc cc 90 0f 0b 90 e9 89 fe ff ff 90 0f 0b 90 e9 39 ff ff ff 90 0f 0b 90 4d 85 ff 0f 85 67 ff ff ff eb 95 90 <0f> 0b 90 eb 8f 48 c7 c1 70 a3 a0 8f 80 e1 07 80 c1 03 38 c1 0f 8c [ 5.923997][ T1] RSP: 0000:ffffc90000046660 EFLAGS: 00010046 [ 5.924003][ T1] RAX: ffff888107834d00 RBX: dffffc0000000000 RCX: 1de3a2437aa38800 [ 5.924008][ T1] RDX: 00000000000002f7 RSI: ffffffff8db68628 RDI: ffffffff8be2fd00 [ 5.924013][ T1] RBP: 0000000000000001 R08: ffff8881078353a7 R09: 1ffff11020f06a74 [ 5.924018][ T1] R10: dffffc0000000000 R11: ffffed1020f06a75 R12: ffff88801ea552f8 [ 5.924023][ T1] R13: ffffc90000046aa8 R14: ffff88801ea54880 R15: ffff8881078353a0 [ 5.924036][ T1] __ww_mutex_lock+0xba3/0x2930 [ 5.924047][ T1] ? drm_client_modeset_probe+0x4ee0/0x5e40 [ 5.924057][ T1] ? look_up_lock_class+0x74/0x170 [ 5.924066][ T1] ? modeset_lock+0x2be/0x650 [ 5.924081][ T1] ? __pfx___ww_mutex_lock+0x10/0x10 [ 5.924088][ T1] ? do_initcalls+0x59/0xa0 [ 5.924096][ T1] ? ret_from_fork+0x3f9/0x770 [ 5.924105][ T1] ? ret_from_fork_asm+0x1a/0x30 [ 5.924112][ T1] ? __pfx___might_resched+0x10/0x10 [ 5.924121][ T1] ? __drm_dev_dbg+0xdb/0x1d0 [ 5.924130][ T1] ? __pfx___drm_dev_dbg+0x10/0x10 [ 5.924137][ T1] ? __drm_dev_dbg+0xdb/0x1d0 [ 5.924145][ T1] ww_mutex_lock+0x3f/0x1c0 [ 5.924154][ T1] modeset_lock+0x2be/0x650 [ 5.924164][ T1] drm_atomic_get_crtc_state+0x126/0x460 [ 5.924176][ T1] drm_atomic_get_plane_state+0x4c8/0x5a0 [ 5.924189][ T1] drm_client_modeset_commit_atomic+0x1e7/0x760 [ 5.924204][ T1] ? __pfx_drm_client_modeset_commit_atomic+0x10/0x10 [ 5.924221][ T1] ? __pfx___mutex_unlock_slowpath+0x10/0x10 [ 5.924233][ T1] drm_client_modeset_commit_locked+0xcb/0x4d0 [ 5.924265][ T1] drm_fb_helper_pan_display+0x3e7/0xbd0 [ 5.924280][ T1] fb_pan_display+0x39b/0x680 [ 5.924290][ T1] ? __pfx_drm_fb_helper_pan_display+0x10/0x10 [ 5.924300][ T1] bit_update_start+0x4d/0x1e0 [ 5.924312][ T1] fbcon_switch+0x1565/0x2040 [ 5.924326][ T1] ? __pfx_fbcon_switch+0x10/0x10 [ 5.924341][ T1] ? __pfx_hide_cursor+0x10/0x10 [ 5.924351][ T1] ? is_console_locked+0x9/0x20 [ 5.924357][ T1] ? set_origin+0x346/0x480 [ 5.924366][ T1] redraw_screen+0x56d/0xe90 [ 5.924373][ T1] ? is_console_locked+0x9/0x20 [ 5.924379][ T1] ? fbcon_clear_margins+0x283/0x410 [ 5.924389][ T1] ? fbcon_prepare_logo+0x7b1/0xa10 [ 5.924399][ T1] ? __pfx_redraw_screen+0x10/0x10 [ 5.924409][ T1] ? is_console_locked+0x9/0x20 [ 5.924414][ T1] ? con_is_bound+0x15e/0x1f0 [ 5.924424][ T1] set_con2fb_map+0xd9b/0x13c0 [ 5.924437][ T1] fbcon_fb_registered+0x24e/0x610 [ 5.924447][ T1] register_framebuffer+0x70b/0x8b0 [ 5.924458][ T1] ? __pfx_register_framebuffer+0x10/0x10 [ 5.924472][ T1] ? __drm_fb_helper_initial_config_and_unlock+0x1282/0x18a0 [ 5.924483][ T1] __drm_fb_helper_initial_config_and_unlock+0x1307/0x18a0 [ 5.924496][ T1] ? drm_fb_helper_initial_config+0x29/0x40 [ 5.924508][ T1] ? __pfx___drm_fb_helper_initial_config_and_unlock+0x10/0x10 [ 5.924524][ T1] drm_fbdev_client_hotplug+0x16c/0x230 [ 5.924533][ T1] drm_client_register+0x16f/0x210 [ 5.924543][ T1] drm_fbdev_client_setup+0x19f/0x3f0 [ 5.924551][ T1] drm_client_setup+0x107/0x220 [ 5.924559][ T1] bochs_pci_probe+0xaa5/0xbc0 [ 5.924572][ T1] pci_device_probe+0x456/0x800 [ 5.924584][ T1] ? __pfx_pci_device_probe+0x10/0x10 [ 5.924597][ T1] ? driver_sysfs_add+0x1fe/0x210 [ 5.924604][ T1] ? __pfx_pci_device_probe+0x10/0x10 [ 5.924612][ T1] really_probe+0x26a/0x9e0 [ 5.924622][ T1] __driver_probe_device+0x18c/0x2f0 [ 5.924630][ T1] driver_probe_device+0x4f/0x430 [ 5.924638][ T1] __driver_attach+0x452/0x700 [ 5.924647][ T1] bus_for_each_dev+0x230/0x2b0 [ 5.924656][ T1] ? __pfx___driver_attach+0x10/0x10 [ 5.924662][ T1] ? __pfx_bus_for_each_dev+0x10/0x10 [ 5.924672][ T1] ? do_raw_spin_unlock+0x122/0x240 [ 5.924681][ T1] bus_add_driver+0x345/0x640 [ 5.924693][ T1] driver_register+0x23a/0x320 [ 5.924700][ T1] ? __pfx_bochs_pci_driver_init+0x10/0x10 [ 5.924709][ T1] do_one_initcall+0x233/0x820 [ 5.924717][ T1] ? __pfx_bochs_pci_driver_init+0x10/0x10 [ 5.924726][ T1] ? __pfx_do_one_initcall+0x10/0x10 [ 5.924737][ T1] ? rcu_is_watching+0x15/0xb0 [ 5.924747][ T1] ? trace_irq_disable+0x37/0x110 [ 5.924760][ T1] ? preempt_schedule_irq+0xde/0x150 [ 5.924767][ T1] ? __pfx_preempt_schedule_irq+0x10/0x10 [ 5.924776][ T1] ? irqentry_exit+0x74/0x90 [ 5.924784][ T1] ? lockdep_hardirqs_on+0x9c/0x150 [ 5.924798][ T1] ? strlen+0x3f/0x70 [ 5.924806][ T1] ? next_arg+0x498/0x5e0 [ 5.924815][ T1] ? parameq+0x14d/0x170 [ 5.924825][ T1] ? parse_args+0x993/0xa70 [ 5.924838][ T1] ? __pfx_parse_args+0x10/0x10 [ 5.924852][ T1] ? rcu_is_watching+0x15/0xb0 [ 5.924864][ T1] do_initcall_level+0x104/0x190 [ 5.924872][ T1] ? kernel_init+0x1d/0x1d0 [ 5.924881][ T1] do_initcalls+0x59/0xa0 [ 5.924890][ T1] kernel_init_freeable+0x334/0x4a0 [ 5.924900][ T1] ? __pfx_kernel_init_freeable+0x10/0x10 [ 5.924912][ T1] ? _raw_spin_unlock_irq+0x23/0x50 [ 5.924918][ T1] ? __pfx_kernel_init+0x10/0x10 [ 5.924928][ T1] kernel_init+0x1d/0x1d0 [ 5.924936][ T1] ? __pfx_kernel_init+0x10/0x10 [ 5.924945][ T1] ret_from_fork+0x3f9/0x770 [ 5.924956][ T1] ? __pfx_ret_from_fork+0x10/0x10 [ 5.924969][ T1] ? __pfx_kernel_init+0x10/0x10 [ 5.924979][ T1] ret_from_fork_asm+0x1a/0x30 [ 5.924993][ T1] [ 5.925635][ T1] Kernel Offset: disabled 2025/08/06 06:44:12 base: boot error: can't ssh into the instance failed to run ["ssh" "-p" "56370" "-F" "/dev/null" "-o" "UserKnownHostsFile=/dev/null" "-o" "IdentitiesOnly=yes" "-o" "BatchMode=yes" "-o" "StrictHostKeyChecking=no" "-o" "ConnectTimeout=10" "root@localhost" "pwd"]: exit status 255 Connection timed out during banner exchange Connection to 127.0.0.1 port 56370 timed out [ 0.000000][ T0] Linux version 6.16.0-syzkaller-08685-g260f6f4fda93 (syzkaller@syzkaller) (Debian clang version 20.1.7 (++20250616065708+6146a88f6049-1~exp1~20250616065826.132), Debian LLD 20.1.7) #0 SMP PREEMPT_DYNAMIC now [ 0.000000][ T0] Command line: root=/dev/sda console=ttyS0 root=/dev/sda1 kvm-intel.nested=1 [ 0.000000][ T0] KERNEL supported cpus: [ 0.000000][ T0] Intel GenuineIntel [ 0.000000][ T0] AMD AuthenticAMD [ 0.000000][ T0] BIOS-provided physical RAM map: [ 0.000000][ T0] BIOS-e820: [mem 0x0000000000000000-0x000000000009fbff] usable [ 0.000000][ T0] BIOS-e820: [mem 0x000000000009fc00-0x000000000009ffff] reserved [ 0.000000][ T0] BIOS-e820: [mem 0x00000000000f0000-0x00000000000fffff] reserved [ 0.000000][ T0] BIOS-e820: [mem 0x0000000000100000-0x000000007ffdefff] usable [ 0.000000][ T0] BIOS-e820: [mem 0x000000007ffdf000-0x000000007fffffff] reserved [ 0.000000][ T0] BIOS-e820: [mem 0x00000000b0000000-0x00000000bfffffff] reserved [ 0.000000][ T0] BIOS-e820: [mem 0x00000000fed1c000-0x00000000fed1ffff] reserved [ 0.000000][ T0] BIOS-e820: [mem 0x00000000feffc000-0x00000000feffffff] reserved [ 0.000000][ T0] BIOS-e820: [mem 0x00000000fffc0000-0x00000000ffffffff] reserved [ 0.000000][ T0] BIOS-e820: [mem 0x0000000100000000-0x000000013fffffff] usable [ 0.000000][ T0] printk: legacy bootconsole [earlyser0] enabled [ 0.000000][ T0] ERROR: earlyprintk= earlyser already used [ 0.000000][ T0] ERROR: earlyprintk= earlyser already used [ 0.000000][ T0] ********************************************************** [ 0.000000][ T0] ** NOTICE NOTICE NOTICE NOTICE NOTICE NOTICE NOTICE ** [ 0.000000][ T0] ** ** [ 0.000000][ T0] ** This system shows unhashed kernel memory addresses ** [ 0.000000][ T0] ** via the console, logs, and other interfaces. This ** [ 0.000000][ T0] ** might reduce the security of your system. ** [ 0.000000][ T0] ** ** [ 0.000000][ T0] ** If you see this message and you are not debugging ** [ 0.000000][ T0] ** the kernel, report this immediately to your system ** [ 0.000000][ T0] ** administrator! ** [ 0.000000][ T0] ** ** [ 0.000000][ T0] ** NOTICE NOTICE NOTICE NOTICE NOTICE NOTICE NOTICE ** [ 0.000000][ T0] ********************************************************** [ 0.000000][ T0] Malformed early option 'vsyscall' [ 0.000000][ T0] nopcid: PCID feature disabled [ 0.000000][ T0] NX (Execute Disable) protection: active [ 0.000000][ T0] APIC: Static calls initialized [ 0.000000][ T0] SMBIOS 2.8 present. [ 0.000000][ T0] DMI: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.2-debian-1.16.2-1 04/01/2014 [ 0.000000][ T0] DMI: Memory slots populated: 1/1 [ 0.000000][ T0] Hypervisor detected: KVM [ 0.000000][ T0] kvm-clock: Using msrs 4b564d01 and 4b564d00 [ 0.000005][ T0] kvm-clock: using sched offset of 1857852112 cycles [ 0.004697][ T0] clocksource: kvm-clock: mask: 0xffffffffffffffff max_cycles: 0x1cd42e4dffb, max_idle_ns: 881590591483 ns [ 0.017990][ T0] tsc: Detected 2799.998 MHz processor [ 0.027338][ T0] last_pfn = 0x140000 max_arch_pfn = 0x400000000 [ 0.032500][ T0] MTRR map: 4 entries (3 fixed + 1 variable; max 19), built from 8 variable MTRRs [ 0.039372][ T0] x86/PAT: Configuration [0-7]: WB WC UC- UC WB WP UC- WT [ 0.045795][ T0] last_pfn = 0x7ffdf max_arch_pfn = 0x400000000 [ 0.056632][ T0] found SMP MP-table at [mem 0x000f5b80-0x000f5b8f] [ 0.062017][ T0] Using GB pages for direct mapping [ 0.067977][ T0] ACPI: Early table checksum verification disabled [ 0.072810][ T0] ACPI: RSDP 0x00000000000F5960 000014 (v00 BOCHS ) [ 0.077877][ T0] ACPI: RSDT 0x000000007FFE2361 000038 (v01 BOCHS BXPC 00000001 BXPC 00000001) [ 0.085694][ T0] ACPI: FACP 0x000000007FFE2151 0000F4 (v03 BOCHS BXPC 00000001 BXPC 00000001) [ 0.093490][ T0] ACPI: DSDT 0x000000007FFE0040 002111 (v01 BOCHS BXPC 00000001 BXPC 00000001) [ 0.101163][ T0] ACPI: FACS 0x000000007FFE0000 000040 [ 0.105185][ T0] ACPI: APIC 0x000000007FFE2245 000080 (v01 BOCHS BXPC 00000001 BXPC 00000001) [ 0.112541][ T0] ACPI: HPET 0x000000007FFE22C5 000038 (v01 BOCHS BXPC 00000001 BXPC 00000001) [ 0.120165][ T0] ACPI: MCFG 0x000000007FFE22FD 00003C (v01 BOCHS BXPC 00000001 BXPC 00000001) [ 0.127321][ T0] ACPI: WAET 0x000000007FFE2339 000028 (v01 BOCHS BXPC 00000001 BXPC 00000001) [ 0.134343][ T0] ACPI: Reserving FACP table memory at [mem 0x7ffe2151-0x7ffe2244] [ 0.140281][ T0] ACPI: Reserving DSDT table memory at [mem 0x7ffe0040-0x7ffe2150] [ 0.146218][ T0] ACPI: Reserving FACS table memory at [mem 0x7ffe0000-0x7ffe003f] [ 0.152380][ T0] ACPI: Reserving APIC table memory at [mem 0x7ffe2245-0x7ffe22c4] [ 0.158905][ T0] ACPI: Reserving HPET table memory at [mem 0x7ffe22c5-0x7ffe22fc] [ 0.165425][ T0] ACPI: Reserving MCFG table memory at [mem 0x7ffe22fd-0x7ffe2338] [ 0.171809][ T0] ACPI: Reserving WAET table memory at [mem 0x7ffe2339-0x7ffe2360] [ 0.180886][ T0] No NUMA configuration found [ 0.184753][ T0] Faking a node at [mem 0x0000000000000000-0x000000013fffffff] [ 0.190386][ T0] Faking node 0 at [mem 0x0000000000001000-0x0000000060000fff] (1536MB) [ 0.196646][ T0] Faking node 1 at [mem 0x0000000060001000-0x000000013fffffff] (3583MB) [ 0.203683][ T0] NODE_DATA(0) allocated [mem 0x5fffb400-0x60000fff] [ 0.209608][ T0] NODE_DATA(1) allocated [mem 0x13fff7400-0x13fffcfff] [ 0.224869][ T0] Zone ranges: [ 0.227464][ T0] DMA [mem 0x0000000000001000-0x0000000000ffffff] [ 0.233294][ T0] DMA32 [mem 0x0000000001000000-0x00000000ffffffff] [ 0.238837][ T0] Normal [mem 0x0000000100000000-0x000000013fffffff] [ 0.244314][ T0] Device empty [ 0.247196][ T0] Movable zone start for each node [ 0.251001][ T0] Early memory node ranges [ 0.254340][ T0] node 0: [mem 0x0000000000001000-0x000000000009efff] [ 0.259808][ T0] node 0: [mem 0x0000000000100000-0x0000000060000fff] [ 0.265244][ T0] node 1: [mem 0x0000000060001000-0x000000007ffdefff] [ 0.270720][ T0] node 1: [mem 0x0000000100000000-0x000000013fffffff] [ 0.276487][ T0] Initmem setup node 0 [mem 0x0000000000001000-0x0000000060000fff] [ 0.282701][ T0] Initmem setup node 1 [mem 0x0000000060001000-0x000000013fffffff] [ 0.289285][ T0] On node 0, zone DMA: 1 pages in unavailable ranges [ 0.294469][ T0] On node 0, zone DMA: 97 pages in unavailable ranges [ 0.334406][ T0] On node 1, zone Normal: 33 pages in unavailable ranges [ 0.454105][ T0] kasan: KernelAddressSanitizer initialized [ 0.461646][ T0] ACPI: PM-Timer IO Port: 0x608 [ 0.465343][ T0] ACPI: LAPIC_NMI (acpi_id[0xff] dfl dfl lint[0x1]) [ 0.470898][ T0] IOAPIC[0]: apic_id 0, version 32, address 0xfec00000, GSI 0-23 [ 0.476769][ T0] ACPI: INT_SRC_OVR (bus 0 bus_irq 0 global_irq 2 dfl dfl) [ 0.482191][ T0] ACPI: INT_SRC_OVR (bus 0 bus_irq 5 global_irq 5 high level) [ 0.487773][ T0] ACPI: INT_SRC_OVR (bus 0 bus_irq 9 global_irq 9 high level) [ 0.493610][ T0] ACPI: INT_SRC_OVR (bus 0 bus_irq 10 global_irq 10 high level) [ 0.499319][ T0] ACPI: INT_SRC_OVR (bus 0 bus_irq 11 global_irq 11 high level) [ 0.504979][ T0] ACPI: Using ACPI (MADT) for SMP configuration information [ 0.510350][ T0] ACPI: HPET id: 0x8086a201 base: 0xfed00000 [ 0.514799][ T0] TSC deadline timer available [ 0.518272][ T0] CPU topo: Max. logical packages: 2 [ 0.522752][ T0] CPU topo: Max. logical dies: 2 [ 0.526894][ T0] CPU topo: Max. dies per package: 1 [ 0.531105][ T0] CPU topo: Max. threads per core: 1 [ 0.535278][ T0] CPU topo: Num. cores per package: 1 [ 0.539574][ T0] CPU topo: Num. threads per package: 1 [ 0.543816][ T0] CPU topo: Allowing 2 present CPUs plus 0 hotplug CPUs [ 0.549242][ T0] kvm-guest: APIC: eoi() replaced with kvm_guest_apic_eoi_write() [ 0.555631][ T0] kvm-guest: KVM setup pv remote TLB flush [ 0.560299][ T0] kvm-guest: setup PV sched yield [ 0.564410][ T0] PM: hibernation: Registered nosave memory: [mem 0x00000000-0x00000fff] [ 0.570950][ T0] PM: hibernation: Registered nosave memory: [mem 0x0009f000-0x000fffff] [ 0.577688][ T0] PM: hibernation: Registered nosave memory: [mem 0x7ffdf000-0xffffffff] [ 0.584415][ T0] [mem 0xc0000000-0xfed1bfff] available for PCI devices [ 0.589946][ T0] Booting paravirtualized kernel on KVM [ 0.594525][ T0] clocksource: refined-jiffies: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 19112604462750000 ns [ 0.682545][ T0] setup_percpu: NR_CPUS:8 nr_cpumask_bits:2 nr_cpu_ids:2 nr_node_ids:2 [ 0.689800][ T0] percpu: Embedded 70 pages/cpu s246408 r8192 d32120 u2097152 [ 0.695636][ T0] kvm-guest: PV spinlocks enabled [ 0.699334][ T0] PV qspinlock hash table entries: 256 (order: 0, 4096 bytes, linear) [ 0.706437][ T0] Kernel command line: earlyprintk=serial net.ifnames=0 sysctl.kernel.hung_task_all_cpu_backtrace=1 ima_policy=tcb nf-conntrack-ftp.ports=20000 nf-conntrack-tftp.ports=20000 nf-conntrack-sip.ports=20000 nf-conntrack-irc.ports=20000 nf-conntrack-sane.ports=20000 binder.debug_mask=0 rcupdate.rcu_expedited=1 rcupdate.rcu_cpu_stall_cputime=1 no_hash_pointers page_owner=on sysctl.vm.nr_hugepages=4 sysctl.vm.nr_overcommit_hugepages=4 secretmem.enable=1 sysctl.max_rcu_stall_to_panic=1 msr.allow_writes=off coredump_filter=0xffff root=/dev/sda console=ttyS0 vsyscall=native numa=fake=2 kvm-intel.nested=1 spec_store_bypass_disable=prctl nopcid vivid.n_devs=64 vivid.multiplanar=1,2,1,2,1,2,1,2,1,2,1,2,1,2,1,2,1,2,1,2,1,2,1,2,1,2,1,2,1,2,1,2,1,2,1,2,1,2,1,2,1,2,1,2,1,2,1,2,1,2,1,2,1,2,1,2,1,2,1,2,1,2,1,2 netrom.nr_ndevs=32 rose.rose_ndevs=32 smp.csd_lock_timeout=100000 watchdog_thresh=55 workqueue.watchdog_thresh=140 sysctl.net.core.netdev_unregister_timeout_secs=140 dummy_hcd.num=32 max_loop=32 nbds_max=32 comedi.comedi [ 0.709973][ T0] Unknown kernel command line parameters "spec_store_bypass_disable=prctl nbds_max=32", will be passed to user space. [ 0.790161][ T0] random: crng init done [ 0.793336][ T0] printk: log buffer data + meta data: 262144 + 917504 = 1179648 bytes [ 0.800068][ T0] software IO TLB: area num 2. [ 0.824986][ T0] Fallback order for Node 0: 0 1 [ 0.825002][ T0] Fallback order for Node 1: 1 0 [ 0.825012][ T0] Built 2 zonelists, mobility grouping on. Total pages: 786301 [ 0.835684][ T0] Policy zone: Normal [ 0.838672][ T0] mem auto-init: stack:all(zero), heap alloc:on, heap free:off [ 0.843226][ T0] stackdepot: allocating hash table via alloc_large_system_hash [ 0.847795][ T0] stackdepot hash table entries: 1048576 (order: 12, 16777216 bytes, linear) [ 1.015573][ T0] SLUB: HWalign=64, Order=0-3, MinObjects=0, CPUs=2, Nodes=2 [ 1.057177][ T0] allocated 62914560 bytes of page_ext [ 1.060524][ T0] Node 0, zone DMA: page owner found early allocated 0 pages [ 1.071021][ T0] Node 0, zone DMA32: page owner found early allocated 8422 pages [ 1.076194][ T0] Node 1, zone DMA32: page owner found early allocated 0 pages [ 1.084167][ T0] Node 1, zone Normal: page owner found early allocated 7043 pages [ 1.089907][ T0] Dynamic Preempt: full [ 1.093200][ T0] Running RCU self tests [ 1.095698][ T0] Running RCU synchronous self tests [ 1.098800][ T0] rcu: Preemptible hierarchical RCU implementation. [ 1.102678][ T0] rcu: RCU lockdep checking is enabled. [ 1.106055][ T0] rcu: RCU restricting CPUs from NR_CPUS=8 to nr_cpu_ids=2. [ 1.110403][ T0] rcu: RCU callback double-/use-after-free debug is enabled. [ 1.114848][ T0] rcu: RCU debug extended QS entry/exit. [ 1.118292][ T0] All grace periods are expedited (rcu_expedited). [ 1.122769][ T0] Trampoline variant of Tasks RCU enabled. [ 1.126397][ T0] Tracing variant of Tasks RCU enabled. [ 1.129755][ T0] rcu: RCU calculated value of scheduler-enlistment delay is 10 jiffies. [ 1.135513][ T0] rcu: Adjusting geometry for rcu_fanout_leaf=16, nr_cpu_ids=2 [ 1.140468][ T0] Running RCU synchronous self tests [ 1.143654][ T0] RCU Tasks: Setting shift to 1 and lim to 1 rcu_task_cb_adjust=1 rcu_task_cpu_ids=2. [ 1.149285][ T0] RCU Tasks Trace: Setting shift to 1 and lim to 1 rcu_task_cb_adjust=1 rcu_task_cpu_ids=2. [ 1.247548][ T0] NR_IRQS: 4352, nr_irqs: 440, preallocated irqs: 16 [ 1.252678][ T0] rcu: srcu_init: Setting srcu_struct sizes based on contention. [ 1.257813][ T0] kfence: initialized - using 2097152 bytes for 255 objects at 0xffff888136400000-0xffff888136600000 [ 1.305442][ T0] Console: colour VGA+ 80x25 [ 1.308431][ T0] printk: legacy console [ttyS0] enabled [ 1.308431][ T0] printk: legacy console [ttyS0] enabled [ 1.315251][ T0] printk: legacy bootconsole [earlyser0] disabled [ 1.315251][ T0] printk: legacy bootconsole [earlyser0] disabled [ 1.323034][ T0] Lock dependency validator: Copyright (c) 2006 Red Hat, Inc., Ingo Molnar [ 1.328540][ T0] ... MAX_LOCKDEP_SUBCLASSES: 8 [ 1.331625][ T0] ... MAX_LOCK_DEPTH: 48 [ 1.334648][ T0] ... MAX_LOCKDEP_KEYS: 8192 [ 1.337786][ T0] ... CLASSHASH_SIZE: 4096 [ 1.340926][ T0] ... MAX_LOCKDEP_ENTRIES: 1048576 [ 1.344279][ T0] ... MAX_LOCKDEP_CHAINS: 1048576 [ 1.347580][ T0] ... CHAINHASH_SIZE: 524288 [ 1.350833][ T0] memory used by lock dependency info: 106625 kB [ 1.354708][ T0] memory used for stack traces: 8320 kB [ 1.358108][ T0] per task-struct memory footprint: 1920 bytes [ 1.362453][ T0] mempolicy: Enabling automatic NUMA balancing. Configure with numa_balancing= or the kernel.numa_balancing sysctl [ 1.370546][ T0] ACPI: Core revision 20250404 [ 1.375401][ T0] clocksource: hpet: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 19112604467 ns [ 1.382493][ T0] APIC: Switch to symmetric I/O mode setup [ 1.390802][ T0] x2apic enabled [ 1.404347][ T0] APIC: Switched APIC routing to: physical x2apic [ 1.408655][ T0] kvm-guest: APIC: send_IPI_mask() replaced with kvm_send_ipi_mask() [ 1.413750][ T0] kvm-guest: APIC: send_IPI_mask_allbutself() replaced with kvm_send_ipi_mask_allbutself() [ 1.419769][ T0] kvm-guest: setup PV IPIs [ 1.442837][ T0] ..TIMER: vector=0x30 apic1=0 pin1=2 apic2=-1 pin2=-1 [ 1.447433][ T0] clocksource: tsc-early: mask: 0xffffffffffffffff max_cycles: 0x285c3ee517e, max_idle_ns: 440795257231 ns [ 1.454386][ T0] Calibrating delay loop (skipped) preset value.. 5599.99 BogoMIPS (lpj=27999980) [ 1.461282][ T0] x86/cpu: User Mode Instruction Prevention (UMIP) activated [ 1.465292][ T0] Last level iTLB entries: 4KB 0, 2MB 0, 4MB 0 [ 1.469019][ T0] Last level dTLB entries: 4KB 0, 2MB 0, 4MB 0, 1GB 0 [ 1.474434][ T0] mitigations: Enabled attack vectors: user_kernel, user_user, guest_host, guest_guest, SMT mitigations: auto [ 1.481472][ T0] Speculative Store Bypass: Mitigation: Speculative Store Bypass disabled via prctl [ 1.484380][ T0] Spectre V2 : Mitigation: Enhanced / Automatic IBRS [ 1.488360][ T0] RETBleed: Mitigation: Enhanced IBRS [ 1.494379][ T0] ITS: Mitigation: Aligned branch/return thunks [ 1.498156][ T0] TAA: Vulnerable: Clear CPU buffers attempted, no microcode [ 1.504379][ T0] MMIO Stale Data: Vulnerable: Clear CPU buffers attempted, no microcode [ 1.509438][ T0] Spectre V1 : Mitigation: usercopy/swapgs barriers and __user pointer sanitization [ 1.514380][ T0] Spectre V2 : WARNING: Unprivileged eBPF is enabled with eIBRS on, data leaks possible via Spectre v2 BHB attacks! [ 1.522354][ T0] Spectre V2 : Spectre v2 / PBRSB-eIBRS: Retire a single CALL on VMEXIT [ 1.524420][ T0] Spectre V2 : mitigation: Enabling conditional Indirect Branch Prediction Barrier [ 1.534411][ T0] active return thunk: its_return_thunk [ 1.537603][ T0] Spectre V2 : Spectre BHI mitigation: SW BHB clearing on syscall and VM exit [ 1.542886][ T0] x86/fpu: Supporting XSAVE feature 0x001: 'x87 floating point registers' [ 1.544379][ T0] x86/fpu: Supporting XSAVE feature 0x002: 'SSE registers' [ 1.548155][ T0] x86/fpu: Supporting XSAVE feature 0x004: 'AVX registers' [ 1.554379][ T0] x86/fpu: Supporting XSAVE feature 0x020: 'AVX-512 opmask' [ 1.558189][ T0] x86/fpu: Supporting XSAVE feature 0x040: 'AVX-512 Hi256' [ 1.561942][ T0] x86/fpu: Supporting XSAVE feature 0x080: 'AVX-512 ZMM_Hi256' [ 1.564380][ T0] x86/fpu: xstate_offset[2]: 576, xstate_sizes[2]: 256 [ 1.568089][ T0] x86/fpu: xstate_offset[5]: 832, xstate_sizes[5]: 64 [ 1.571773][ T0] x86/fpu: xstate_offset[6]: 896, xstate_sizes[6]: 512 [ 1.574379][ T0] x86/fpu: xstate_offset[7]: 1408, xstate_sizes[7]: 1024 [ 1.578078][ T0] x86/fpu: Enabled xstate features 0xe7, context size is 2432 bytes, using 'compacted' format. [ 1.822992][ T0] Freeing SMP alternatives memory: 132K [ 1.824388][ T0] pid_max: default: 32768 minimum: 301 [ 1.827708][ T0] LSM: initializing lsm=lockdown,capability,landlock,yama,safesetid,tomoyo,apparmor,bpf,ima,evm [ 1.834719][ T0] landlock: Up and running. [ 1.837130][ T0] Yama: becoming mindful. [ 1.839672][ T0] TOMOYO Linux initialized [ 1.842714][ T0] AppArmor: AppArmor initialized [ 1.845456][ T0] LSM support for eBPF active [ 1.850446][ T0] Dentry cache hash table entries: 524288 (order: 10, 4194304 bytes, vmalloc hugepage) [ 1.855411][ T0] Inode-cache hash table entries: 262144 (order: 9, 2097152 bytes, vmalloc hugepage) [ 1.860619][ T0] Mount-cache hash table entries: 8192 (order: 4, 65536 bytes, vmalloc) [ 1.864567][ T0] Mountpoint-cache hash table entries: 8192 (order: 4, 65536 bytes, vmalloc) [ 1.876371][ T0] Running RCU synchronous self tests [ 1.879202][ T0] Running RCU synchronous self tests [ 1.882950][ T1] smpboot: CPU0: Intel(R) Xeon(R) CPU @ 2.80GHz (family: 0x6, model: 0x55, stepping: 0x7) [ 1.884373][ T1] Performance Events: unsupported CPU family 6 model 85 no PMU driver, software events only. [ 1.884622][ T1] signal: max sigframe size: 3632 [ 1.888516][ T1] rcu: Hierarchical SRCU implementation. [ 1.891995][ T1] rcu: Max phase no-delay instances is 1000. [ 1.895398][ T1] Timer migration: 1 hierarchy levels; 8 children per group; 0 crossnode level [ 1.933873][ T1] NMI watchdog: Perf NMI watchdog permanently disabled [ 1.944451][ T1] smp: Bringing up secondary CPUs ... [ 1.951403][ T1] smpboot: x86: Booting SMP configuration: [ 1.954478][ T1] .... node #1, CPUs: #1 [ 1.964851][ T1] smp: Brought up 2 nodes, 2 CPUs [ 1.967190][ T1] smpboot: Total of 2 processors activated (11199.99 BogoMIPS) [ 1.974777][ T1] Memory: 2073116K/3145204K available (171325K kernel code, 28834K rwdata, 38336K rodata, 26028K init, 120936K bss, 989580K reserved, 0K cma-reserved) [ 1.984936][ T1] devtmpfs: initialized [ 1.988091][ T1] x86/mm: Memory block size: 128MB [ 2.014395][ T1] Running RCU synchronous self tests [ 2.014395][ T1] Running RCU synchronous self tests [ 2.014610][ T1] Running RCU Tasks wait API self tests [ 2.024510][ T1] Running RCU Tasks Trace wait API self tests [ 2.074424][ T1] clocksource: jiffies: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 19112604462750000 ns [ 2.080272][ T1] posixtimers hash table entries: 1024 (order: 4, 73728 bytes, vmalloc) [ 2.080272][ T1] futex hash table entries: 256 (32768 bytes on 2 NUMA nodes, total 64 KiB, linear). [ 2.087710][ T1] PM: RTC time: 06:34:10, date: 2025-08-06 [ 2.104588][ T1] NET: Registered PF_NETLINK/PF_ROUTE protocol family [ 2.108938][ T1] audit: initializing netlink subsys (disabled) [ 2.114509][ T33] audit: type=2000 audit(1754462050.873:1): state=initialized audit_enabled=0 res=1 [ 2.116091][ T1] thermal_sys: Registered thermal governor 'step_wise' [ 2.124419][ T1] cpuidle: using governor menu [ 2.134830][ T1] NET: Registered PF_QIPCRTR protocol family [ 2.142666][ T1] dca service started, version 1.12.1 [ 2.144449][ T32] Callback from call_rcu_tasks_trace() invoked. [ 2.144835][ T1] PCI: ECAM [mem 0xb0000000-0xbfffffff] (base 0xb0000000) for domain 0000 [bus 00-ff] [ 2.152945][ T1] PCI: ECAM [mem 0xb0000000-0xbfffffff] reserved as E820 entry [ 2.220481][ T1] PCI: Using configuration type 1 for base access [ 2.245384][ T31] Callback from call_rcu_tasks() invoked. [ 2.249001][ T1] HugeTLB: allocation took 0ms with hugepage_allocation_threads=1 [ 2.253399][ T1] HugeTLB: registered 1.00 GiB page size, pre-allocated 0 pages [ 2.254396][ T1] HugeTLB: 16380 KiB vmemmap can be freed for a 1.00 GiB page [ 2.258484][ T1] HugeTLB: registered 2.00 MiB page size, pre-allocated 0 pages [ 2.262583][ T1] HugeTLB: 28 KiB vmemmap can be freed for a 2.00 MiB page [ 2.275611][ T1] raid6: skipped pq benchmark and selected avx512x4 [ 2.279129][ T1] raid6: using avx512x2 recovery algorithm [ 2.283637][ T1] ACPI: Added _OSI(Module Device) [ 2.284396][ T1] ACPI: Added _OSI(Processor Device) [ 2.287222][ T1] ACPI: Added _OSI(Processor Aggregator Device) [ 2.367569][ T1] ACPI: 1 ACPI AML tables successfully acquired and loaded [ 2.408040][ T1] ACPI: Interpreter enabled [ 2.411714][ T1] ACPI: PM: (supports S0 S3 S4 S5) [ 2.414429][ T1] ACPI: Using IOAPIC for interrupt routing [ 2.419474][ T1] PCI: Using host bridge windows from ACPI; if necessary, use "pci=nocrs" and report a bug [ 2.424396][ T1] PCI: Using E820 reservations for host bridge windows [ 2.434493][ T1] ACPI: Enabled 3 GPEs in block 00 to 3F [ 2.578717][ T1] ACPI: PCI Root Bridge [PCI0] (domain 0000 [bus 00-ff]) [ 2.582565][ T1] acpi PNP0A08:00: _OSC: OS supports [ExtendedConfig ASPM ClockPM Segments MSI HPX-Type3] [ 2.587908][ T1] acpi PNP0A08:00: _OSC: platform does not support [PCIeHotplug LTR] [ 2.599836][ T1] acpi PNP0A08:00: _OSC: OS now controls [PME AER PCIeCapability] [ 2.605757][ T1] PCI host bridge to bus 0000:00 [ 2.608449][ T1] pci_bus 0000:00: Unknown NUMA node; performance will be reduced [ 2.613224][ T1] pci_bus 0000:00: root bus resource [io 0x0000-0x0cf7 window] [ 2.614422][ T1] pci_bus 0000:00: root bus resource [io 0x0d00-0xffff window] [ 2.618832][ T1] pci_bus 0000:00: root bus resource [mem 0x000a0000-0x000bffff window] [ 2.623320][ T1] pci_bus 0000:00: root bus resource [mem 0x80000000-0xafffffff window] [ 2.624403][ T1] pci_bus 0000:00: root bus resource [mem 0xc0000000-0xfebfffff window] [ 2.628779][ T1] pci_bus 0000:00: root bus resource [mem 0x140000000-0x93fffffff window] [ 2.633360][ T1] pci_bus 0000:00: root bus resource [bus 00-ff] [ 2.634761][ T1] pci 0000:00:00.0: [8086:29c0] type 00 class 0x060000 conventional PCI endpoint [ 2.650254][ T1] pci 0000:00:01.0: [1234:1111] type 00 class 0x030000 conventional PCI endpoint [ 2.658526][ T1] pci 0000:00:01.0: BAR 0 [mem 0xfd000000-0xfdffffff pref] [ 2.662922][ T1] pci 0000:00:01.0: BAR 2 [mem 0xfebf0000-0xfebf0fff] [ 2.664589][ T1] pci 0000:00:01.0: ROM [mem 0xfebe0000-0xfebeffff pref] [ 2.670091][ T1] pci 0000:00:01.0: Video device with shadowed ROM at [mem 0x000c0000-0x000dffff] [ 2.679668][ T1] pci 0000:00:02.0: [1af4:1005] type 00 class 0x00ff00 conventional PCI endpoint [ 2.686948][ T1] pci 0000:00:02.0: BAR 0 [io 0xc080-0xc09f] [ 2.690340][ T1] pci 0000:00:02.0: BAR 1 [mem 0xfebf1000-0xfebf1fff] [ 2.694610][ T1] pci 0000:00:02.0: BAR 4 [mem 0xfe000000-0xfe003fff 64bit pref] [ 2.705877][ T1] pci 0000:00:03.0: [8086:100e] type 00 class 0x020000 conventional PCI endpoint [ 2.714485][ T1] pci 0000:00:03.0: BAR 0 [mem 0xfebc0000-0xfebdffff] [ 2.718332][ T1] pci 0000:00:03.0: BAR 1 [io 0xc000-0xc03f] [ 2.721879][ T1] pci 0000:00:03.0: ROM [mem 0xfeb80000-0xfebbffff pref] [ 2.728995][ T1] pci 0000:00:1f.0: [8086:2918] type 00 class 0x060100 conventional PCI endpoint [ 2.736571][ T1] pci 0000:00:1f.0: quirk: [io 0x0600-0x067f] claimed by ICH6 ACPI/GPIO/TCO [ 2.744760][ T1] pci 0000:00:1f.2: [8086:2922] type 00 class 0x010601 conventional PCI endpoint [ 2.752115][ T1] pci 0000:00:1f.2: BAR 4 [io 0xc0a0-0xc0bf] [ 2.754599][ T1] pci 0000:00:1f.2: BAR 5 [mem 0xfebf2000-0xfebf2fff] [ 2.761992][ T1] pci 0000:00:1f.3: [8086:2930] type 00 class 0x0c0500 conventional PCI endpoint [ 2.767257][ T1] pci 0000:00:1f.3: BAR 4 [io 0x0700-0x073f] [ 2.783017][ T1] ACPI: PCI: Interrupt link LNKA configured for IRQ 10 [ 2.788201][ T1] ACPI: PCI: Interrupt link LNKB configured for IRQ 10 [ 2.796188][ T1] ACPI: PCI: Interrupt link LNKC configured for IRQ 11 [ 2.804396][ T1] ACPI: PCI: Interrupt link LNKD configured for IRQ 11 [ 2.811248][ T1] ACPI: PCI: Interrupt link LNKE configured for IRQ 10 [ 2.818140][ T1] ACPI: PCI: Interrupt link LNKF configured for IRQ 10 [ 2.825477][ T1] ACPI: PCI: Interrupt link LNKG configured for IRQ 11 [ 2.834303][ T1] ACPI: PCI: Interrupt link LNKH configured for IRQ 11 [ 2.835158][ T1] ACPI: PCI: Interrupt link GSIA configured for IRQ 16 [ 2.839540][ T1] ACPI: PCI: Interrupt link GSIB configured for IRQ 17 [ 2.843777][ T1] ACPI: PCI: Interrupt link GSIC configured for IRQ 18 [ 2.845004][ T1] ACPI: PCI: Interrupt link GSID configured for IRQ 19 [ 2.849148][ T1] ACPI: PCI: Interrupt link GSIE configured for IRQ 20 [ 2.853624][ T1] ACPI: PCI: Interrupt link GSIF configured for IRQ 21 [ 2.854992][ T1] ACPI: PCI: Interrupt link GSIG configured for IRQ 22 [ 2.859541][ T1] ACPI: PCI: Interrupt link GSIH configured for IRQ 23 [ 2.876147][ T1] iommu: Default domain type: Translated [ 2.877816][ T1] iommu: DMA domain TLB invalidation policy: lazy mode [ 2.888679][ T1] SCSI subsystem initialized [ 2.891675][ T1] ACPI: bus type USB registered [ 2.895611][ T1] usbcore: registered new interface driver usbfs [ 2.899209][ T1] usbcore: registered new interface driver hub [ 2.902649][ T1] usbcore: registered new device driver usb [ 2.905707][ T1] mc: Linux media interface: v0.10 [ 2.908559][ T1] videodev: Linux video capture interface: v2.00 [ 2.912439][ T1] pps_core: LinuxPPS API ver. 1 registered [ 2.914392][ T1] pps_core: Software ver. 5.3.6 - Copyright 2005-2007 Rodolfo Giometti [ 2.919724][ T1] PTP clock support registered [ 2.924506][ T1] EDAC MC: Ver: 3.0.0 [ 2.929117][ T1] Advanced Linux Sound Architecture Driver Initialized. [ 2.941220][ T1] Bluetooth: Core ver 2.22 [ 2.944499][ T1] NET: Registered PF_BLUETOOTH protocol family [ 2.948673][ T1] Bluetooth: HCI device and connection manager initialized [ 2.953665][ T1] Bluetooth: HCI socket layer initialized [ 2.954419][ T1] Bluetooth: L2CAP socket layer initialized [ 2.958537][ T1] Bluetooth: SCO socket layer initialized [ 2.962459][ T1] NET: Registered PF_ATMPVC protocol family [ 2.964404][ T1] NET: Registered PF_ATMSVC protocol family [ 2.968659][ T1] NetLabel: Initializing [ 2.971524][ T1] NetLabel: domain hash size = 128 [ 2.974397][ T1] NetLabel: protocols = UNLABELED CIPSOv4 CALIPSO [ 2.978910][ T1] NetLabel: unlabeled traffic allowed by default [ 2.986540][ T1] nfc: nfc_init: NFC Core ver 0.1 [ 2.990320][ T1] NET: Registered PF_NFC protocol family [ 2.994117][ T1] mctp: management component transport protocol core [ 2.994414][ T1] NET: Registered PF_MCTP protocol family [ 2.998544][ T1] PCI: Using ACPI for IRQ routing [ 3.399565][ T1] pci 0000:00:01.0: vgaarb: setting as boot VGA device [ 3.403225][ T1] pci 0000:00:01.0: vgaarb: bridge control possible [ 3.404373][ T1] pci 0000:00:01.0: vgaarb: VGA device added: decodes=io+mem,owns=io+mem,locks=none [ 3.404397][ T1] vgaarb: loaded [ 3.408903][ T1] hpet0: at MMIO 0xfed00000, IRQs 2, 8, 0 [ 3.411951][ T1] hpet0: 3 comparators, 64-bit 100.000000 MHz counter [ 3.418121][ T1] clocksource: Switched to clocksource kvm-clock [ 3.424373][ T1] VFS: Disk quotas dquot_6.6.0 [ 3.425483][ T1] VFS: Dquot-cache hash table entries: 512 (order 0, 4096 bytes) [ 3.432172][ T1] netfs: FS-Cache loaded [ 3.435328][ T1] CacheFiles: Loaded [ 3.438156][ T1] TOMOYO: 2.6.0 [ 3.440004][ T1] Mandatory Access Control activated. [ 3.445192][ T1] AppArmor: AppArmor Filesystem Enabled [ 3.448507][ T1] pnp: PnP ACPI init [ 3.454671][ T1] system 00:05: [mem 0xb0000000-0xbfffffff window] has been reserved [ 3.474325][ T1] pnp: PnP ACPI: found 6 devices [ 3.545661][ T1] clocksource: acpi_pm: mask: 0xffffff max_cycles: 0xffffff, max_idle_ns: 2085701024 ns [ 3.553591][ T1] NET: Registered PF_INET protocol family [ 3.567436][ T1] IP idents hash table entries: 65536 (order: 7, 524288 bytes, vmalloc) [ 3.597555][ T1] tcp_listen_portaddr_hash hash table entries: 2048 (order: 5, 147456 bytes, vmalloc) [ 3.605525][ T1] Table-perturb hash table entries: 65536 (order: 6, 262144 bytes, vmalloc) [ 3.614295][ T1] TCP established hash table entries: 32768 (order: 6, 262144 bytes, vmalloc) [ 3.625189][ T1] TCP bind hash table entries: 32768 (order: 10, 4718592 bytes, vmalloc hugepage) [ 3.633931][ T1] TCP: Hash tables configured (established 32768 bind 32768) [ 3.641424][ T1] MPTCP token hash table entries: 4096 (order: 6, 360448 bytes, vmalloc) [ 3.650003][ T1] UDP hash table entries: 2048 (order: 7, 524288 bytes, vmalloc) [ 3.657291][ T1] UDP-Lite hash table entries: 2048 (order: 7, 524288 bytes, vmalloc) [ 3.663888][ T1] NET: Registered PF_UNIX/PF_LOCAL protocol family [ 3.672044][ T1] RPC: Registered named UNIX socket transport module. [ 3.676558][ T1] RPC: Registered udp transport module. [ 3.680407][ T1] RPC: Registered tcp transport module. [ 3.684125][ T1] RPC: Registered tcp-with-tls transport module. [ 3.688378][ T1] RPC: Registered tcp NFSv4.1 backchannel transport module. [ 3.696386][ T1] NET: Registered PF_XDP protocol family [ 3.700443][ T1] pci_bus 0000:00: resource 4 [io 0x0000-0x0cf7 window] [ 3.705178][ T1] pci_bus 0000:00: resource 5 [io 0x0d00-0xffff window] [ 3.709958][ T1] pci_bus 0000:00: resource 6 [mem 0x000a0000-0x000bffff window] [ 3.715186][ T1] pci_bus 0000:00: resource 7 [mem 0x80000000-0xafffffff window] [ 3.720637][ T1] pci_bus 0000:00: resource 8 [mem 0xc0000000-0xfebfffff window] [ 3.725805][ T1] pci_bus 0000:00: resource 9 [mem 0x140000000-0x93fffffff window] [ 3.732504][ T1] PCI: CLS 0 bytes, default 64 [ 3.741421][ T1] PCI-DMA: Using software bounce buffering for IO (SWIOTLB) [ 3.746260][ T1] software IO TLB: mapped [mem 0x000000007bfdf000-0x000000007ffdf000] (64MB) [ 3.752246][ T1] ACPI: bus type thunderbolt registered [ 3.761556][ T1] RAPL PMU: API unit is 2^-32 Joules, 0 fixed counters, 10737418240 ms ovfl timer [ 3.767305][ T64] kworker/u9:0 (64) used greatest stack depth: 27432 bytes left [ 3.816887][ T1] kvm_amd: CPU 0 isn't AMD or Hygon [ 3.819721][ T1] clocksource: tsc: mask: 0xffffffffffffffff max_cycles: 0x285c3ee517e, max_idle_ns: 440795257231 ns [ 3.825541][ T1] clocksource: Switched to clocksource tsc [ 3.831497][ T70] kworker/u9:0 (70) used greatest stack depth: 26440 bytes left [ 3.857907][ T82] kworker/u9:0 (82) used greatest stack depth: 26248 bytes left [ 4.445531][ T1] Initialise system trusted keyrings [ 4.449698][ T1] workingset: timestamp_bits=40 max_order=20 bucket_order=0 [ 4.457737][ T1] DLM installed [ 4.462086][ T1] squashfs: version 4.0 (2009/01/31) Phillip Lougher [ 4.469544][ T1] NFS: Registering the id_resolver key type [ 4.472793][ T1] Key type id_resolver registered [ 4.475526][ T1] Key type id_legacy registered [ 4.478366][ T1] nfs4filelayout_init: NFSv4 File Layout Driver Registering... [ 4.482495][ T1] nfs4flexfilelayout_init: NFSv4 Flexfile Layout Driver Registering... [ 4.494189][ T1] Key type cifs.spnego registered [ 4.497116][ T1] Key type cifs.idmap registered [ 4.500883][ T1] ntfs3: Enabled Linux POSIX ACLs support [ 4.503991][ T1] ntfs3: Read-only LZX/Xpress compression included [ 4.507722][ T1] efs: 1.0a - http://aeschi.ch.eu.org/efs/ [ 4.510867][ T1] jffs2: version 2.2. (NAND) (SUMMARY) © 2001-2006 Red Hat, Inc. [ 4.517702][ T1] romfs: ROMFS MTD (C) 2007 Red Hat, Inc. [ 4.521501][ T1] QNX4 filesystem 0.2.3 registered. [ 4.524687][ T1] qnx6: QNX6 filesystem 1.0.0 registered. [ 4.528369][ T1] fuse: init (API version 7.44) [ 4.533348][ T1] orangefs_debugfs_init: called with debug mask: :none: :0: [ 4.538020][ T1] orangefs_init: module version upstream loaded [ 4.541852][ T1] JFS: nTxBlock = 8192, nTxLock = 65536 [ 4.562990][ T1] SGI XFS with ACLs, security attributes, realtime, quota, no debug enabled [ 4.572726][ T1] 9p: Installing v9fs 9p2000 file system support [ 4.577678][ T1] NILFS version 2 loaded [ 4.580653][ T1] befs: version: 0.9.3 [ 4.584137][ T1] ocfs2: Registered cluster interface o2cb [ 4.589410][ T1] ocfs2: Registered cluster interface user [ 4.594247][ T1] OCFS2 User DLM kernel interface loaded [ 4.618155][ T1] gfs2: GFS2 installed [ 4.633627][ T1] ceph: loaded (mds proto 32) [ 4.640474][ T1] cryptd: max_cpu_qlen set to 1000 [ 4.655981][ T1] NET: Registered PF_ALG protocol family [ 4.659203][ T1] xor: automatically using best checksumming function avx [ 4.663435][ T1] async_tx: api initialized (async) [ 4.666269][ T1] Key type asymmetric registered [ 4.668961][ T1] Asymmetric key parser 'x509' registered [ 4.672022][ T1] Asymmetric key parser 'pkcs8' registered [ 4.675123][ T1] Key type pkcs7_test registered [ 4.678100][ T1] Block layer SCSI generic (bsg) driver version 0.4 loaded (major 238) [ 4.683611][ T1] io scheduler mq-deadline registered [ 4.686485][ T1] io scheduler kyber registered [ 4.689297][ T1] io scheduler bfq registered [ 4.701028][ T1] input: Power Button as /devices/LNXSYSTM:00/LNXPWRBN:00/input/input0 [ 4.728840][ T1] ACPI: button: Power Button [PWRF] [ 4.738579][ T1] ioatdma: Intel(R) QuickData Technology Driver 5.00 [ 4.765722][ T1] ACPI: \_SB_.GSIG: Enabled at IRQ 22 [ 4.916373][ T395] kworker/u9:3 (395) used greatest stack depth: 25512 bytes left [ 5.114796][ T1] N_HDLC line discipline registered with maxframe=4096 [ 5.121690][ T1] Serial: 8250/16550 driver, 4 ports, IRQ sharing enabled [ 5.130438][ T1] 00:03: ttyS0 at I/O 0x3f8 (irq = 4, base_baud = 115200) is a 16550A [ 5.156600][ T1] Non-volatile memory driver v1.3 [ 5.164807][ T1] Linux agpgart interface v0.103 [ 5.169256][ T1] usbcore: registered new interface driver xillyusb [ 5.180819][ T1] ACPI: bus type drm_connector registered [ 5.193227][ T1] [drm] Initialized vgem 1.0.0 for vgem on minor 0 [ 5.204083][ T1] [drm] Initialized vkms 1.0.0 for vkms on minor 1 [ 5.276637][ T1] Console: switching to colour frame buffer device 128x48 [ 5.297670][ T1] faux_driver vkms: [drm] fb0: vkmsdrmfb frame buffer device [ 5.302546][ T1] usbcore: registered new interface driver udl [ 5.308116][ T1] bochs-drm 0000:00:01.0: vgaarb: deactivate vga console [ 5.317355][ T1] [drm] Found bochs VGA, ID 0xb0c5. [ 5.320224][ T1] [drm] Framebuffer size 16384 kB @ 0xfd000000, mmio @ 0xfebf0000. [ 5.333154][ T1] [drm] Initialized bochs-drm 1.0.0 for 0000:00:01.0 on minor 2 [ 5.362161][ T1] fbcon: bochs-drmdrmfb (fb1) is primary device [ 5.362172][ T1] fbcon: Remapping primary device, fb1, to tty 1-63 [ 5.559181][ T1] ------------[ cut here ]------------ [ 5.559214][ T1] WARNING: CPU: 1 PID: 1 at ./include/linux/sched.h:2180 __ww_mutex_wound+0x21a/0x2b0 [ 5.559307][ T1] Modules linked in: [ 5.559322][ T1] CPU: 1 UID: 0 PID: 1 Comm: swapper/0 Not tainted 6.16.0-syzkaller-08685-g260f6f4fda93 #0 PREEMPT(full) [ 5.559331][ T1] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.2-debian-1.16.2-1 04/01/2014 [ 5.559335][ T1] RIP: 0010:__ww_mutex_wound+0x21a/0x2b0 [ 5.559343][ T1] Code: 5f 5d c3 cc cc cc cc cc 90 0f 0b 90 e9 89 fe ff ff 90 0f 0b 90 e9 39 ff ff ff 90 0f 0b 90 4d 85 ff 0f 85 67 ff ff ff eb 95 90 <0f> 0b 90 eb 8f 48 c7 c1 70 a3 a0 8f 80 e1 07 80 c1 03 38 c1 0f 8c [ 5.559349][ T1] RSP: 0000:ffffc90000046660 EFLAGS: 00010046 [ 5.559356][ T1] RAX: ffff888107288d00 RBX: dffffc0000000000 RCX: 785bb5585303b100 [ 5.559361][ T1] RDX: 00000000000002fa RSI: ffffffff8db68628 RDI: ffffffff8be2fd00 [ 5.559367][ T1] RBP: 0000000000000001 R08: ffff8881072893a7 R09: 1ffff11020e51274 [ 5.559371][ T1] R10: dffffc0000000000 R11: ffffed1020e51275 R12: ffff88801c6852f8 [ 5.559377][ T1] R13: ffffc90000046aa8 R14: ffff88801c684880 R15: ffff8881072893a0 [ 5.559382][ T1] FS: 0000000000000000(0000) GS:ffff8881a3c79000(0000) knlGS:0000000000000000 [ 5.559388][ T1] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 5.559393][ T1] CR2: 0000000000000000 CR3: 000000000df36000 CR4: 0000000000352ef0 [ 5.559422][ T1] Call Trace: [ 5.559427][ T1] [ 5.559433][ T1] __ww_mutex_lock+0xba3/0x2930 [ 5.559480][ T1] ? drm_client_modeset_probe+0x4ee0/0x5e40 [ 5.559515][ T1] ? look_up_lock_class+0x74/0x170 [ 5.559524][ T1] ? modeset_lock+0x2be/0x650 [ 5.559535][ T1] ? __pfx___ww_mutex_lock+0x10/0x10 [ 5.559543][ T1] ? do_initcalls+0x59/0xa0 [ 5.559551][ T1] ? ret_from_fork+0x3f9/0x770 [ 5.559562][ T1] ? ret_from_fork_asm+0x1a/0x30 [ 5.559577][ T1] ? __pfx___might_resched+0x10/0x10 [ 5.559588][ T1] ? __drm_dev_dbg+0xdb/0x1d0 [ 5.559597][ T1] ? __pfx___drm_dev_dbg+0x10/0x10 [ 5.559604][ T1] ? __drm_dev_dbg+0xdb/0x1d0 [ 5.559613][ T1] ww_mutex_lock+0x3f/0x1c0 [ 5.559623][ T1] modeset_lock+0x2be/0x650 [ 5.559633][ T1] drm_atomic_get_crtc_state+0x126/0x460 [ 5.559646][ T1] drm_atomic_get_plane_state+0x4c8/0x5a0 [ 5.559658][ T1] drm_client_modeset_commit_atomic+0x1e7/0x760 [ 5.559673][ T1] ? __pfx_drm_client_modeset_commit_atomic+0x10/0x10 [ 5.559691][ T1] ? __pfx___mutex_unlock_slowpath+0x10/0x10 [ 5.559703][ T1] drm_client_modeset_commit_locked+0xcb/0x4d0 [ 5.559715][ T1] drm_fb_helper_pan_display+0x3e7/0xbd0 [ 5.559730][ T1] fb_pan_display+0x39b/0x680 [ 5.559740][ T1] ? __pfx_drm_fb_helper_pan_display+0x10/0x10 [ 5.559784][ T1] bit_update_start+0x4d/0x1e0 [ 5.559798][ T1] fbcon_switch+0x1565/0x2040 [ 5.559813][ T1] ? __pfx_fbcon_switch+0x10/0x10 [ 5.559829][ T1] ? __pfx_hide_cursor+0x10/0x10 [ 5.559839][ T1] ? is_console_locked+0x9/0x20 [ 5.559845][ T1] ? set_origin+0x346/0x480 [ 5.559855][ T1] redraw_screen+0x56d/0xe90 [ 5.559862][ T1] ? is_console_locked+0x9/0x20 [ 5.559868][ T1] ? fbcon_clear_margins+0x283/0x410 [ 5.559879][ T1] ? fbcon_prepare_logo+0x7b1/0xa10 [ 5.559889][ T1] ? __pfx_redraw_screen+0x10/0x10 [ 5.559898][ T1] ? is_console_locked+0x9/0x20 [ 5.559904][ T1] ? con_is_bound+0x15e/0x1f0 [ 5.559914][ T1] set_con2fb_map+0xd9b/0x13c0 [ 5.559927][ T1] fbcon_fb_registered+0x24e/0x610 [ 5.559937][ T1] register_framebuffer+0x70b/0x8b0 [ 5.559949][ T1] ? __pfx_register_framebuffer+0x10/0x10 [ 5.559962][ T1] ? __drm_fb_helper_initial_config_and_unlock+0x1282/0x18a0 [ 5.559973][ T1] __drm_fb_helper_initial_config_and_unlock+0x1307/0x18a0 [ 5.559987][ T1] ? drm_fb_helper_initial_config+0x29/0x40 [ 5.559997][ T1] ? __pfx___drm_fb_helper_initial_config_and_unlock+0x10/0x10 [ 5.560014][ T1] drm_fbdev_client_hotplug+0x16c/0x230 [ 5.560023][ T1] drm_client_register+0x16f/0x210 [ 5.560034][ T1] drm_fbdev_client_setup+0x19f/0x3f0 [ 5.560042][ T1] drm_client_setup+0x107/0x220 [ 5.560050][ T1] bochs_pci_probe+0xaa5/0xbc0 [ 5.560064][ T1] pci_device_probe+0x456/0x800 [ 5.560076][ T1] ? __pfx_pci_device_probe+0x10/0x10 [ 5.560089][ T1] ? driver_sysfs_add+0x1fe/0x210 [ 5.560096][ T1] ? __pfx_pci_device_probe+0x10/0x10 [ 5.560104][ T1] really_probe+0x26a/0x9e0 [ 5.560114][ T1] __driver_probe_device+0x18c/0x2f0 [ 5.560122][ T1] driver_probe_device+0x4f/0x430 [ 5.560131][ T1] __driver_attach+0x452/0x700 [ 5.560139][ T1] bus_for_each_dev+0x230/0x2b0 [ 5.560148][ T1] ? __pfx___driver_attach+0x10/0x10 [ 5.560155][ T1] ? __pfx_bus_for_each_dev+0x10/0x10 [ 5.560165][ T1] ? do_raw_spin_unlock+0x122/0x240 [ 5.560175][ T1] bus_add_driver+0x345/0x640 [ 5.560187][ T1] driver_register+0x23a/0x320 [ 5.560195][ T1] ? __pfx_bochs_pci_driver_init+0x10/0x10 [ 5.560204][ T1] do_one_initcall+0x233/0x820 [ 5.560212][ T1] ? __pfx_bochs_pci_driver_init+0x10/0x10 [ 5.560221][ T1] ? __pfx_do_one_initcall+0x10/0x10 [ 5.560230][ T1] ? _raw_spin_unlock_irqrestore+0x85/0x110 [ 5.560237][ T1] ? lockdep_hardirqs_on+0x9c/0x150 [ 5.560246][ T1] ? _raw_spin_unlock_irqrestore+0xad/0x110 [ 5.560253][ T1] ? __pfx__raw_spin_unlock_irqrestore+0x10/0x10 [ 5.560265][ T1] ? irqentry_exit+0x74/0x90 [ 5.560273][ T1] ? lockdep_hardirqs_on+0x9c/0x150 [ 5.560284][ T1] ? parameq+0x14d/0x170 [ 5.560294][ T1] ? next_arg+0x498/0x5e0 [ 5.560302][ T1] ? parameq+0x14d/0x170 [ 5.560312][ T1] ? parse_args+0x993/0xa70 [ 5.560325][ T1] ? __pfx_parse_args+0x10/0x10 [ 5.560340][ T1] ? rcu_is_watching+0x15/0xb0 [ 5.560352][ T1] do_initcall_level+0x104/0x190 [ 5.560360][ T1] ? kernel_init+0x1d/0x1d0 [ 5.560370][ T1] do_initcalls+0x59/0xa0 [ 5.560379][ T1] kernel_init_freeable+0x334/0x4a0 [ 5.560390][ T1] ? __pfx_kernel_init_freeable+0x10/0x10 [ 5.560401][ T1] ? _raw_spin_unlock_irq+0x23/0x50 [ 5.560407][ T1] ? __pfx_kernel_init+0x10/0x10 [ 5.560422][ T1] kernel_init+0x1d/0x1d0 [ 5.560431][ T1] ? __pfx_kernel_init+0x10/0x10 [ 5.560440][ T1] ret_from_fork+0x3f9/0x770 [ 5.560451][ T1] ? __pfx_ret_from_fork+0x10/0x10 [ 5.560464][ T1] ? __pfx_kernel_init+0x10/0x10 [ 5.560474][ T1] ret_from_fork_asm+0x1a/0x30 [ 5.560489][ T1] [ 5.560493][ T1] Kernel panic - not syncing: kernel: panic_on_warn set ... [ 5.560499][ T1] CPU: 1 UID: 0 PID: 1 Comm: swapper/0 Not tainted 6.16.0-syzkaller-08685-g260f6f4fda93 #0 PREEMPT(full) [ 5.560507][ T1] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.2-debian-1.16.2-1 04/01/2014 [ 5.560511][ T1] Call Trace: [ 5.560515][ T1] [ 5.560518][ T1] dump_stack_lvl+0x99/0x250 [ 5.560526][ T1] ? __asan_memcpy+0x40/0x70 [ 5.560534][ T1] ? __pfx_dump_stack_lvl+0x10/0x10 [ 5.560541][ T1] ? __pfx__printk+0x10/0x10 [ 5.560555][ T1] vpanic+0x27a/0x730 [ 5.560562][ T1] ? __pfx__printk+0x10/0x10 [ 5.560570][ T1] ? __pfx_vpanic+0x10/0x10 [ 5.560577][ T1] ? is_bpf_text_address+0x26/0x2b0 [ 5.560592][ T1] panic+0xb9/0xc0 [ 5.560599][ T1] ? __pfx_panic+0x10/0x10 [ 5.560611][ T1] __warn+0x31b/0x4b0 [ 5.560618][ T1] ? __ww_mutex_wound+0x21a/0x2b0 [ 5.560625][ T1] ? __ww_mutex_wound+0x21a/0x2b0 [ 5.560631][ T1] report_bug+0x2be/0x4f0 [ 5.560638][ T1] ? __ww_mutex_wound+0x21a/0x2b0 [ 5.560644][ T1] ? __ww_mutex_wound+0x21a/0x2b0 [ 5.560650][ T1] ? __ww_mutex_wound+0x21c/0x2b0 [ 5.560657][ T1] handle_bug+0x84/0x160 [ 5.560666][ T1] exc_invalid_op+0x1a/0x50 [ 5.560674][ T1] asm_exc_invalid_op+0x1a/0x20 [ 5.560681][ T1] RIP: 0010:__ww_mutex_wound+0x21a/0x2b0 [ 5.560687][ T1] Code: 5f 5d c3 cc cc cc cc cc 90 0f 0b 90 e9 89 fe ff ff 90 0f 0b 90 e9 39 ff ff ff 90 0f 0b 90 4d 85 ff 0f 85 67 ff ff ff eb 95 90 <0f> 0b 90 eb 8f 48 c7 c1 70 a3 a0 8f 80 e1 07 80 c1 03 38 c1 0f 8c [ 5.560693][ T1] RSP: 0000:ffffc90000046660 EFLAGS: 00010046 [ 5.560699][ T1] RAX: ffff888107288d00 RBX: dffffc0000000000 RCX: 785bb5585303b100 [ 5.560704][ T1] RDX: 00000000000002fa RSI: ffffffff8db68628 RDI: ffffffff8be2fd00 [ 5.560709][ T1] RBP: 0000000000000001 R08: ffff8881072893a7 R09: 1ffff11020e51274 [ 5.560714][ T1] R10: dffffc0000000000 R11: ffffed1020e51275 R12: ffff88801c6852f8 [ 5.560719][ T1] R13: ffffc90000046aa8 R14: ffff88801c684880 R15: ffff8881072893a0 [ 5.560732][ T1] __ww_mutex_lock+0xba3/0x2930 [ 5.560743][ T1] ? drm_client_modeset_probe+0x4ee0/0x5e40 [ 5.560770][ T1] ? look_up_lock_class+0x74/0x170 [ 5.560781][ T1] ? modeset_lock+0x2be/0x650 [ 5.560792][ T1] ? __pfx___ww_mutex_lock+0x10/0x10 [ 5.560799][ T1] ? do_initcalls+0x59/0xa0 [ 5.560807][ T1] ? ret_from_fork+0x3f9/0x770 [ 5.560816][ T1] ? ret_from_fork_asm+0x1a/0x30 [ 5.560824][ T1] ? __pfx___might_resched+0x10/0x10 [ 5.560832][ T1] ? __drm_dev_dbg+0xdb/0x1d0 [ 5.560841][ T1] ? __pfx___drm_dev_dbg+0x10/0x10 [ 5.560848][ T1] ? __drm_dev_dbg+0xdb/0x1d0 [ 5.560856][ T1] ww_mutex_lock+0x3f/0x1c0 [ 5.560866][ T1] modeset_lock+0x2be/0x650 [ 5.560875][ T1] drm_atomic_get_crtc_state+0x126/0x460 [ 5.560888][ T1] drm_atomic_get_plane_state+0x4c8/0x5a0 [ 5.560900][ T1] drm_client_modeset_commit_atomic+0x1e7/0x760 [ 5.560915][ T1] ? __pfx_drm_client_modeset_commit_atomic+0x10/0x10 [ 5.560932][ T1] ? __pfx___mutex_unlock_slowpath+0x10/0x10 [ 5.560944][ T1] drm_client_modeset_commit_locked+0xcb/0x4d0 [ 5.560956][ T1] drm_fb_helper_pan_display+0x3e7/0xbd0 [ 5.560969][ T1] fb_pan_display+0x39b/0x680 [ 5.560979][ T1] ? __pfx_drm_fb_helper_pan_display+0x10/0x10 [ 5.561000][ T1] bit_update_start+0x4d/0x1e0 [ 5.561011][ T1] fbcon_switch+0x1565/0x2040 [ 5.561026][ T1] ? __pfx_fbcon_switch+0x10/0x10 [ 5.561041][ T1] ? __pfx_hide_cursor+0x10/0x10 [ 5.561051][ T1] ? is_console_locked+0x9/0x20 [ 5.561056][ T1] ? set_origin+0x346/0x480 [ 5.561066][ T1] redraw_screen+0x56d/0xe90 [ 5.561073][ T1] ? is_console_locked+0x9/0x20 [ 5.561079][ T1] ? fbcon_clear_margins+0x283/0x410 [ 5.561089][ T1] ? fbcon_prepare_logo+0x7b1/0xa10 [ 5.561099][ T1] ? __pfx_redraw_screen+0x10/0x10 [ 5.561108][ T1] ? is_console_locked+0x9/0x20 [ 5.561114][ T1] ? con_is_bound+0x15e/0x1f0 [ 5.561124][ T1] set_con2fb_map+0xd9b/0x13c0 [ 5.561137][ T1] fbcon_fb_registered+0x24e/0x610 [ 5.561147][ T1] register_framebuffer+0x70b/0x8b0 [ 5.561158][ T1] ? __pfx_register_framebuffer+0x10/0x10 [ 5.561171][ T1] ? __drm_fb_helper_initial_config_and_unlock+0x1282/0x18a0 [ 5.561182][ T1] __drm_fb_helper_initial_config_and_unlock+0x1307/0x18a0 [ 5.561196][ T1] ? drm_fb_helper_initial_config+0x29/0x40 [ 5.561205][ T1] ? __pfx___drm_fb_helper_initial_config_and_unlock+0x10/0x10 [ 5.561222][ T1] drm_fbdev_client_hotplug+0x16c/0x230 [ 5.561230][ T1] drm_client_register+0x16f/0x210 [ 5.561240][ T1] drm_fbdev_client_setup+0x19f/0x3f0 [ 5.561248][ T1] drm_client_setup+0x107/0x220 [ 5.561256][ T1] bochs_pci_probe+0xaa5/0xbc0 [ 5.561269][ T1] pci_device_probe+0x456/0x800 [ 5.561281][ T1] ? __pfx_pci_device_probe+0x10/0x10 [ 5.561294][ T1] ? driver_sysfs_add+0x1fe/0x210 [ 5.561301][ T1] ? __pfx_pci_device_probe+0x10/0x10 [ 5.561309][ T1] really_probe+0x26a/0x9e0 [ 5.561319][ T1] __driver_probe_device+0x18c/0x2f0 [ 5.561326][ T1] driver_probe_device+0x4f/0x430 [ 5.561335][ T1] __driver_attach+0x452/0x700 [ 5.561343][ T1] bus_for_each_dev+0x230/0x2b0 [ 5.561352][ T1] ? __pfx___driver_attach+0x10/0x10 [ 5.561358][ T1] ? __pfx_bus_for_each_dev+0x10/0x10 [ 5.561368][ T1] ? do_raw_spin_unlock+0x122/0x240 [ 5.561377][ T1] bus_add_driver+0x345/0x640 [ 5.561389][ T1] driver_register+0x23a/0x320 [ 5.561396][ T1] ? __pfx_bochs_pci_driver_init+0x10/0x10 [ 5.561405][ T1] do_one_initcall+0x233/0x820 [ 5.561418][ T1] ? __pfx_bochs_pci_driver_init+0x10/0x10 [ 5.561427][ T1] ? __pfx_do_one_initcall+0x10/0x10 [ 5.561435][ T1] ? _raw_spin_unlock_irqrestore+0x85/0x110 [ 5.561442][ T1] ? lockdep_hardirqs_on+0x9c/0x150 [ 5.561450][ T1] ? _raw_spin_unlock_irqrestore+0xad/0x110 [ 5.561458][ T1] ? __pfx__raw_spin_unlock_irqrestore+0x10/0x10 [ 5.561470][ T1] ? irqentry_exit+0x74/0x90 [ 5.561478][ T1] ? lockdep_hardirqs_on+0x9c/0x150 [ 5.561489][ T1] ? parameq+0x14d/0x170 [ 5.561498][ T1] ? next_arg+0x498/0x5e0 [ 5.561506][ T1] ? parameq+0x14d/0x170 [ 5.561516][ T1] ? parse_args+0x993/0xa70 [ 5.561529][ T1] ? __pfx_parse_args+0x10/0x10 [ 5.561544][ T1] ? rcu_is_watching+0x15/0xb0 [ 5.561555][ T1] do_initcall_level+0x104/0x190 [ 5.561563][ T1] ? kernel_init+0x1d/0x1d0 [ 5.561572][ T1] do_initcalls+0x59/0xa0 [ 5.561581][ T1] kernel_init_freeable+0x334/0x4a0 [ 5.561592][ T1] ? __pfx_kernel_init_freeable+0x10/0x10 [ 5.561603][ T1] ? _raw_spin_unlock_irq+0x23/0x50 [ 5.561609][ T1] ? __pfx_kernel_init+0x10/0x10 [ 5.561619][ T1] kernel_init+0x1d/0x1d0 [ 5.561628][ T1] ? __pfx_kernel_init+0x10/0x10 [ 5.561636][ T1] ret_from_fork+0x3f9/0x770 [ 5.561647][ T1] ? __pfx_ret_from_fork+0x10/0x10 [ 5.561660][ T1] ? __pfx_kernel_init+0x10/0x10 [ 5.561670][ T1] ret_from_fork_asm+0x1a/0x30 [ 5.561684][ T1] [ 5.562459][ T1] Kernel Offset: disabled 2025/08/06 06:44:12 new: boot error: can't ssh into the instance failed to run ["ssh" "-p" "31739" "-F" "/dev/null" "-o" "UserKnownHostsFile=/dev/null" "-o" "IdentitiesOnly=yes" "-o" "BatchMode=yes" "-o" "StrictHostKeyChecking=no" "-o" "ConnectTimeout=10" "root@localhost" "pwd"]: exit status 255 Connection timed out during banner exchange Connection to 127.0.0.1 port 31739 timed out [ 0.000000][ T0] Linux version 6.16.0-syzkaller-08685-g260f6f4fda93-dirty (syzkaller@syzkaller) (Debian clang version 20.1.7 (++20250616065708+6146a88f6049-1~exp1~20250616065826.132), Debian LLD 20.1.7) #0 SMP PREEMPT_DYNAMIC now [ 0.000000][ T0] Command line: root=/dev/sda console=ttyS0 root=/dev/sda1 kvm-intel.nested=1 [ 0.000000][ T0] KERNEL supported cpus: [ 0.000000][ T0] Intel GenuineIntel [ 0.000000][ T0] AMD AuthenticAMD [ 0.000000][ T0] BIOS-provided physical RAM map: [ 0.000000][ T0] BIOS-e820: [mem 0x0000000000000000-0x000000000009fbff] usable [ 0.000000][ T0] BIOS-e820: [mem 0x000000000009fc00-0x000000000009ffff] reserved [ 0.000000][ T0] BIOS-e820: [mem 0x00000000000f0000-0x00000000000fffff] reserved [ 0.000000][ T0] BIOS-e820: [mem 0x0000000000100000-0x000000007ffdefff] usable [ 0.000000][ T0] BIOS-e820: [mem 0x000000007ffdf000-0x000000007fffffff] reserved [ 0.000000][ T0] BIOS-e820: [mem 0x00000000b0000000-0x00000000bfffffff] reserved [ 0.000000][ T0] BIOS-e820: [mem 0x00000000fed1c000-0x00000000fed1ffff] reserved [ 0.000000][ T0] BIOS-e820: [mem 0x00000000feffc000-0x00000000feffffff] reserved [ 0.000000][ T0] BIOS-e820: [mem 0x00000000fffc0000-0x00000000ffffffff] reserved [ 0.000000][ T0] BIOS-e820: [mem 0x0000000100000000-0x000000013fffffff] usable [ 0.000000][ T0] printk: legacy bootconsole [earlyser0] enabled [ 0.000000][ T0] ERROR: earlyprintk= earlyser already used [ 0.000000][ T0] ERROR: earlyprintk= earlyser already used [ 0.000000][ T0] ********************************************************** [ 0.000000][ T0] ** NOTICE NOTICE NOTICE NOTICE NOTICE NOTICE NOTICE ** [ 0.000000][ T0] ** ** [ 0.000000][ T0] ** This system shows unhashed kernel memory addresses ** [ 0.000000][ T0] ** via the console, logs, and other interfaces. This ** [ 0.000000][ T0] ** might reduce the security of your system. ** [ 0.000000][ T0] ** ** [ 0.000000][ T0] ** If you see this message and you are not debugging ** [ 0.000000][ T0] ** the kernel, report this immediately to your system ** [ 0.000000][ T0] ** administrator! ** [ 0.000000][ T0] ** ** [ 0.000000][ T0] ** NOTICE NOTICE NOTICE NOTICE NOTICE NOTICE NOTICE ** [ 0.000000][ T0] ********************************************************** [ 0.000000][ T0] Malformed early option 'vsyscall' [ 0.000000][ T0] nopcid: PCID feature disabled [ 0.000000][ T0] NX (Execute Disable) protection: active [ 0.000000][ T0] APIC: Static calls initialized [ 0.000000][ T0] SMBIOS 2.8 present. [ 0.000000][ T0] DMI: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.2-debian-1.16.2-1 04/01/2014 [ 0.000000][ T0] DMI: Memory slots populated: 1/1 [ 0.000000][ T0] Hypervisor detected: KVM [ 0.000000][ T0] kvm-clock: Using msrs 4b564d01 and 4b564d00 [ 0.000004][ T0] kvm-clock: using sched offset of 1855249004 cycles [ 0.004463][ T0] clocksource: kvm-clock: mask: 0xffffffffffffffff max_cycles: 0x1cd42e4dffb, max_idle_ns: 881590591483 ns [ 0.018303][ T0] tsc: Detected 2799.998 MHz processor [ 0.028033][ T0] last_pfn = 0x140000 max_arch_pfn = 0x400000000 [ 0.033415][ T0] MTRR map: 4 entries (3 fixed + 1 variable; max 19), built from 8 variable MTRRs [ 0.040347][ T0] x86/PAT: Configuration [0-7]: WB WC UC- UC WB WP UC- WT [ 0.046496][ T0] last_pfn = 0x7ffdf max_arch_pfn = 0x400000000 [ 0.056384][ T0] found SMP MP-table at [mem 0x000f5b80-0x000f5b8f] [ 0.061315][ T0] Using GB pages for direct mapping [ 0.067133][ T0] ACPI: Early table checksum verification disabled [ 0.071897][ T0] ACPI: RSDP 0x00000000000F5960 000014 (v00 BOCHS ) [ 0.077546][ T0] ACPI: RSDT 0x000000007FFE2361 000038 (v01 BOCHS BXPC 00000001 BXPC 00000001) [ 0.085623][ T0] ACPI: FACP 0x000000007FFE2151 0000F4 (v03 BOCHS BXPC 00000001 BXPC 00000001) [ 0.092692][ T0] ACPI: DSDT 0x000000007FFE0040 002111 (v01 BOCHS BXPC 00000001 BXPC 00000001) [ 0.099665][ T0] ACPI: FACS 0x000000007FFE0000 000040 [ 0.103677][ T0] ACPI: APIC 0x000000007FFE2245 000080 (v01 BOCHS BXPC 00000001 BXPC 00000001) [ 0.110620][ T0] ACPI: HPET 0x000000007FFE22C5 000038 (v01 BOCHS BXPC 00000001 BXPC 00000001) [ 0.117569][ T0] ACPI: MCFG 0x000000007FFE22FD 00003C (v01 BOCHS BXPC 00000001 BXPC 00000001) [ 0.124537][ T0] ACPI: WAET 0x000000007FFE2339 000028 (v01 BOCHS BXPC 00000001 BXPC 00000001) [ 0.131633][ T0] ACPI: Reserving FACP table memory at [mem 0x7ffe2151-0x7ffe2244] [ 0.137954][ T0] ACPI: Reserving DSDT table memory at [mem 0x7ffe0040-0x7ffe2150] [ 0.143803][ T0] ACPI: Reserving FACS table memory at [mem 0x7ffe0000-0x7ffe003f] [ 0.149620][ T0] ACPI: Reserving APIC table memory at [mem 0x7ffe2245-0x7ffe22c4] [ 0.155568][ T0] ACPI: Reserving HPET table memory at [mem 0x7ffe22c5-0x7ffe22fc] [ 0.161976][ T0] ACPI: Reserving MCFG table memory at [mem 0x7ffe22fd-0x7ffe2338] [ 0.168723][ T0] ACPI: Reserving WAET table memory at [mem 0x7ffe2339-0x7ffe2360] [ 0.176864][ T0] No NUMA configuration found [ 0.180586][ T0] Faking a node at [mem 0x0000000000000000-0x000000013fffffff] [ 0.186525][ T0] Faking node 0 at [mem 0x0000000000001000-0x0000000060000fff] (1536MB) [ 0.192692][ T0] Faking node 1 at [mem 0x0000000060001000-0x000000013fffffff] (3583MB) [ 0.198897][ T0] NODE_DATA(0) allocated [mem 0x5fffb400-0x60000fff] [ 0.204365][ T0] NODE_DATA(1) allocated [mem 0x13fff7400-0x13fffcfff] [ 0.220156][ T0] Zone ranges: [ 0.222636][ T0] DMA [mem 0x0000000000001000-0x0000000000ffffff] [ 0.227926][ T0] DMA32 [mem 0x0000000001000000-0x00000000ffffffff] [ 0.233084][ T0] Normal [mem 0x0000000100000000-0x000000013fffffff] [ 0.238269][ T0] Device empty [ 0.240965][ T0] Movable zone start for each node [ 0.244699][ T0] Early memory node ranges [ 0.248004][ T0] node 0: [mem 0x0000000000001000-0x000000000009efff] [ 0.253309][ T0] node 0: [mem 0x0000000000100000-0x0000000060000fff] [ 0.258713][ T0] node 1: [mem 0x0000000060001000-0x000000007ffdefff] [ 0.264022][ T0] node 1: [mem 0x0000000100000000-0x000000013fffffff] [ 0.269327][ T0] Initmem setup node 0 [mem 0x0000000000001000-0x0000000060000fff] [ 0.275213][ T0] Initmem setup node 1 [mem 0x0000000060001000-0x000000013fffffff] [ 0.281129][ T0] On node 0, zone DMA: 1 pages in unavailable ranges [ 0.286232][ T0] On node 0, zone DMA: 97 pages in unavailable ranges [ 0.326533][ T0] On node 1, zone Normal: 33 pages in unavailable ranges [ 0.444936][ T0] kasan: KernelAddressSanitizer initialized [ 0.452589][ T0] ACPI: PM-Timer IO Port: 0x608 [ 0.456512][ T0] ACPI: LAPIC_NMI (acpi_id[0xff] dfl dfl lint[0x1]) [ 0.462077][ T0] IOAPIC[0]: apic_id 0, version 32, address 0xfec00000, GSI 0-23 [ 0.467950][ T0] ACPI: INT_SRC_OVR (bus 0 bus_irq 0 global_irq 2 dfl dfl) [ 0.473351][ T0] ACPI: INT_SRC_OVR (bus 0 bus_irq 5 global_irq 5 high level) [ 0.478929][ T0] ACPI: INT_SRC_OVR (bus 0 bus_irq 9 global_irq 9 high level) [ 0.484479][ T0] ACPI: INT_SRC_OVR (bus 0 bus_irq 10 global_irq 10 high level) [ 0.490171][ T0] ACPI: INT_SRC_OVR (bus 0 bus_irq 11 global_irq 11 high level) [ 0.496189][ T0] ACPI: Using ACPI (MADT) for SMP configuration information [ 0.502319][ T0] ACPI: HPET id: 0x8086a201 base: 0xfed00000 [ 0.507385][ T0] TSC deadline timer available [ 0.511171][ T0] CPU topo: Max. logical packages: 2 [ 0.515622][ T0] CPU topo: Max. logical dies: 2 [ 0.520283][ T0] CPU topo: Max. dies per package: 1 [ 0.524574][ T0] CPU topo: Max. threads per core: 1 [ 0.529394][ T0] CPU topo: Num. cores per package: 1 [ 0.534708][ T0] CPU topo: Num. threads per package: 1 [ 0.539964][ T0] CPU topo: Allowing 2 present CPUs plus 0 hotplug CPUs [ 0.546555][ T0] kvm-guest: APIC: eoi() replaced with kvm_guest_apic_eoi_write() [ 0.553896][ T0] kvm-guest: KVM setup pv remote TLB flush [ 0.559290][ T0] kvm-guest: setup PV sched yield [ 0.563971][ T0] PM: hibernation: Registered nosave memory: [mem 0x00000000-0x00000fff] [ 0.571709][ T0] PM: hibernation: Registered nosave memory: [mem 0x0009f000-0x000fffff] [ 0.579520][ T0] PM: hibernation: Registered nosave memory: [mem 0x7ffdf000-0xffffffff] [ 0.587319][ T0] [mem 0xc0000000-0xfed1bfff] available for PCI devices [ 0.593794][ T0] Booting paravirtualized kernel on KVM [ 0.598964][ T0] clocksource: refined-jiffies: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 19112604462750000 ns [ 0.684631][ T0] setup_percpu: NR_CPUS:8 nr_cpumask_bits:2 nr_cpu_ids:2 nr_node_ids:2 [ 0.691915][ T0] percpu: Embedded 70 pages/cpu s246408 r8192 d32120 u2097152 [ 0.698996][ T0] kvm-guest: PV spinlocks enabled [ 0.702991][ T0] PV qspinlock hash table entries: 256 (order: 0, 4096 bytes, linear) [ 0.709851][ T0] Kernel command line: earlyprintk=serial net.ifnames=0 sysctl.kernel.hung_task_all_cpu_backtrace=1 ima_policy=tcb nf-conntrack-ftp.ports=20000 nf-conntrack-tftp.ports=20000 nf-conntrack-sip.ports=20000 nf-conntrack-irc.ports=20000 nf-conntrack-sane.ports=20000 binder.debug_mask=0 rcupdate.rcu_expedited=1 rcupdate.rcu_cpu_stall_cputime=1 no_hash_pointers page_owner=on sysctl.vm.nr_hugepages=4 sysctl.vm.nr_overcommit_hugepages=4 secretmem.enable=1 sysctl.max_rcu_stall_to_panic=1 msr.allow_writes=off coredump_filter=0xffff root=/dev/sda console=ttyS0 vsyscall=native numa=fake=2 kvm-intel.nested=1 spec_store_bypass_disable=prctl nopcid vivid.n_devs=64 vivid.multiplanar=1,2,1,2,1,2,1,2,1,2,1,2,1,2,1,2,1,2,1,2,1,2,1,2,1,2,1,2,1,2,1,2,1,2,1,2,1,2,1,2,1,2,1,2,1,2,1,2,1,2,1,2,1,2,1,2,1,2,1,2,1,2,1,2 netrom.nr_ndevs=32 rose.rose_ndevs=32 smp.csd_lock_timeout=100000 watchdog_thresh=55 workqueue.watchdog_thresh=140 sysctl.net.core.netdev_unregister_timeout_secs=140 dummy_hcd.num=32 max_loop=32 nbds_max=32 comedi.comedi [ 0.712743][ T0] Unknown kernel command line parameters "spec_store_bypass_disable=prctl nbds_max=32", will be passed to user space. [ 0.794826][ T0] random: crng init done [ 0.797990][ T0] printk: log buffer data + meta data: 262144 + 917504 = 1179648 bytes [ 0.805154][ T0] software IO TLB: area num 2. [ 0.833136][ T0] Fallback order for Node 0: 0 1 [ 0.833154][ T0] Fallback order for Node 1: 1 0 [ 0.833164][ T0] Built 2 zonelists, mobility grouping on. Total pages: 786301 [ 0.843686][ T0] Policy zone: Normal [ 0.846488][ T0] mem auto-init: stack:all(zero), heap alloc:on, heap free:off [ 0.850993][ T0] stackdepot: allocating hash table via alloc_large_system_hash [ 0.855469][ T0] stackdepot hash table entries: 1048576 (order: 12, 16777216 bytes, linear) [ 1.025970][ T0] SLUB: HWalign=64, Order=0-3, MinObjects=0, CPUs=2, Nodes=2 [ 1.067224][ T0] allocated 62914560 bytes of page_ext [ 1.070484][ T0] Node 0, zone DMA: page owner found early allocated 0 pages [ 1.080991][ T0] Node 0, zone DMA32: page owner found early allocated 8422 pages [ 1.086023][ T0] Node 1, zone DMA32: page owner found early allocated 0 pages [ 1.094023][ T0] Node 1, zone Normal: page owner found early allocated 7043 pages [ 1.099965][ T0] Dynamic Preempt: full [ 1.103496][ T0] Running RCU self tests [ 1.106281][ T0] Running RCU synchronous self tests [ 1.109369][ T0] rcu: Preemptible hierarchical RCU implementation. [ 1.113540][ T0] rcu: RCU lockdep checking is enabled. [ 1.117400][ T0] rcu: RCU restricting CPUs from NR_CPUS=8 to nr_cpu_ids=2. [ 1.122355][ T0] rcu: RCU callback double-/use-after-free debug is enabled. [ 1.127140][ T0] rcu: RCU debug extended QS entry/exit. [ 1.130463][ T0] All grace periods are expedited (rcu_expedited). [ 1.134546][ T0] Trampoline variant of Tasks RCU enabled. [ 1.137999][ T0] Tracing variant of Tasks RCU enabled. [ 1.141796][ T0] rcu: RCU calculated value of scheduler-enlistment delay is 10 jiffies. [ 1.147378][ T0] rcu: Adjusting geometry for rcu_fanout_leaf=16, nr_cpu_ids=2 [ 1.151892][ T0] Running RCU synchronous self tests [ 1.155114][ T0] RCU Tasks: Setting shift to 1 and lim to 1 rcu_task_cb_adjust=1 rcu_task_cpu_ids=2. [ 1.160790][ T0] RCU Tasks Trace: Setting shift to 1 and lim to 1 rcu_task_cb_adjust=1 rcu_task_cpu_ids=2. [ 1.259534][ T0] NR_IRQS: 4352, nr_irqs: 440, preallocated irqs: 16 [ 1.264627][ T0] rcu: srcu_init: Setting srcu_struct sizes based on contention. [ 1.270144][ T0] kfence: initialized - using 2097152 bytes for 255 objects at 0xffff888136400000-0xffff888136600000 [ 1.316857][ T0] Console: colour VGA+ 80x25 [ 1.319971][ T0] printk: legacy console [ttyS0] enabled [ 1.319971][ T0] printk: legacy console [ttyS0] enabled [ 1.326816][ T0] printk: legacy bootconsole [earlyser0] disabled [ 1.326816][ T0] printk: legacy bootconsole [earlyser0] disabled [ 1.334705][ T0] Lock dependency validator: Copyright (c) 2006 Red Hat, Inc., Ingo Molnar [ 1.340131][ T0] ... MAX_LOCKDEP_SUBCLASSES: 8 [ 1.343694][ T0] ... MAX_LOCK_DEPTH: 48 [ 1.347194][ T0] ... MAX_LOCKDEP_KEYS: 8192 [ 1.350719][ T0] ... CLASSHASH_SIZE: 4096 [ 1.354314][ T0] ... MAX_LOCKDEP_ENTRIES: 1048576 [ 1.357974][ T0] ... MAX_LOCKDEP_CHAINS: 1048576 [ 1.361513][ T0] ... CHAINHASH_SIZE: 524288 [ 1.365149][ T0] memory used by lock dependency info: 106625 kB [ 1.369594][ T0] memory used for stack traces: 8320 kB [ 1.373446][ T0] per task-struct memory footprint: 1920 bytes [ 1.377468][ T0] mempolicy: Enabling automatic NUMA balancing. Configure with numa_balancing= or the kernel.numa_balancing sysctl [ 1.385104][ T0] ACPI: Core revision 20250404 [ 1.389391][ T0] clocksource: hpet: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 19112604467 ns [ 1.397407][ T0] APIC: Switch to symmetric I/O mode setup [ 1.406055][ T0] x2apic enabled [ 1.413777][ T0] APIC: Switched APIC routing to: physical x2apic [ 1.417815][ T0] kvm-guest: APIC: send_IPI_mask() replaced with kvm_send_ipi_mask() [ 1.422609][ T0] kvm-guest: APIC: send_IPI_mask_allbutself() replaced with kvm_send_ipi_mask_allbutself() [ 1.429368][ T0] kvm-guest: setup PV IPIs [ 1.455730][ T0] ..TIMER: vector=0x30 apic1=0 pin1=2 apic2=-1 pin2=-1 [ 1.460627][ T0] clocksource: tsc-early: mask: 0xffffffffffffffff max_cycles: 0x285c3ee517e, max_idle_ns: 440795257231 ns [ 1.467559][ T0] Calibrating delay loop (skipped) preset value.. 5599.99 BogoMIPS (lpj=27999980) [ 1.474291][ T0] x86/cpu: User Mode Instruction Prevention (UMIP) activated [ 1.478469][ T0] Last level iTLB entries: 4KB 0, 2MB 0, 4MB 0 [ 1.482140][ T0] Last level dTLB entries: 4KB 0, 2MB 0, 4MB 0, 1GB 0 [ 1.487605][ T0] mitigations: Enabled attack vectors: user_kernel, user_user, guest_host, guest_guest, SMT mitigations: auto [ 1.494676][ T0] Speculative Store Bypass: Mitigation: Speculative Store Bypass disabled via prctl [ 1.497550][ T0] Spectre V2 : Mitigation: Enhanced / Automatic IBRS [ 1.501573][ T0] RETBleed: Mitigation: Enhanced IBRS [ 1.507549][ T0] ITS: Mitigation: Aligned branch/return thunks [ 1.511406][ T0] TAA: Vulnerable: Clear CPU buffers attempted, no microcode [ 1.515857][ T0] MMIO Stale Data: Vulnerable: Clear CPU buffers attempted, no microcode [ 1.517549][ T0] Spectre V1 : Mitigation: usercopy/swapgs barriers and __user pointer sanitization [ 1.523137][ T0] Spectre V2 : WARNING: Unprivileged eBPF is enabled with eIBRS on, data leaks possible via Spectre v2 BHB attacks! [ 1.527565][ T0] Spectre V2 : Spectre v2 / PBRSB-eIBRS: Retire a single CALL on VMEXIT [ 1.537558][ T0] Spectre V2 : mitigation: Enabling conditional Indirect Branch Prediction Barrier [ 1.542938][ T0] active return thunk: its_return_thunk [ 1.547549][ T0] Spectre V2 : Spectre BHI mitigation: SW BHB clearing on syscall and VM exit [ 1.552840][ T0] x86/fpu: Supporting XSAVE feature 0x001: 'x87 floating point registers' [ 1.557323][ T0] x86/fpu: Supporting XSAVE feature 0x002: 'SSE registers' [ 1.557549][ T0] x86/fpu: Supporting XSAVE feature 0x004: 'AVX registers' [ 1.561366][ T0] x86/fpu: Supporting XSAVE feature 0x020: 'AVX-512 opmask' [ 1.567549][ T0] x86/fpu: Supporting XSAVE feature 0x040: 'AVX-512 Hi256' [ 1.571338][ T0] x86/fpu: Supporting XSAVE feature 0x080: 'AVX-512 ZMM_Hi256' [ 1.575301][ T0] x86/fpu: xstate_offset[2]: 576, xstate_sizes[2]: 256 [ 1.577549][ T0] x86/fpu: xstate_offset[5]: 832, xstate_sizes[5]: 64 [ 1.581259][ T0] x86/fpu: xstate_offset[6]: 896, xstate_sizes[6]: 512 [ 1.587549][ T0] x86/fpu: xstate_offset[7]: 1408, xstate_sizes[7]: 1024 [ 1.591253][ T0] x86/fpu: Enabled xstate features 0xe7, context size is 2432 bytes, using 'compacted' format. [ 1.834383][ T0] Freeing SMP alternatives memory: 132K [ 1.837491][ T0] pid_max: default: 32768 minimum: 301 [ 1.838007][ T0] LSM: initializing lsm=lockdown,capability,landlock,yama,safesetid,tomoyo,apparmor,bpf,ima,evm [ 1.844023][ T0] landlock: Up and running. [ 1.847550][ T0] Yama: becoming mindful. [ 1.850067][ T0] TOMOYO Linux initialized [ 1.853072][ T0] AppArmor: AppArmor initialized [ 1.858581][ T0] LSM support for eBPF active [ 1.863581][ T0] Dentry cache hash table entries: 524288 (order: 10, 4194304 bytes, vmalloc hugepage) [ 1.868588][ T0] Inode-cache hash table entries: 262144 (order: 9, 2097152 bytes, vmalloc hugepage) [ 1.873875][ T0] Mount-cache hash table entries: 8192 (order: 4, 65536 bytes, vmalloc) [ 1.877857][ T0] Mountpoint-cache hash table entries: 8192 (order: 4, 65536 bytes, vmalloc) [ 1.889241][ T0] Running RCU synchronous self tests [ 1.892049][ T0] Running RCU synchronous self tests [ 1.895813][ T1] smpboot: CPU0: Intel(R) Xeon(R) CPU @ 2.80GHz (family: 0x6, model: 0x55, stepping: 0x7) [ 1.897543][ T1] Performance Events: unsupported CPU family 6 model 85 no PMU driver, software events only. [ 1.897730][ T1] signal: max sigframe size: 3632 [ 1.900792][ T1] rcu: Hierarchical SRCU implementation. [ 1.903826][ T1] rcu: Max phase no-delay instances is 1000. [ 1.907975][ T1] Timer migration: 1 hierarchy levels; 8 children per group; 0 crossnode level [ 1.935965][ T1] NMI watchdog: Perf NMI watchdog permanently disabled [ 1.938286][ T1] smp: Bringing up secondary CPUs ... [ 1.943032][ T1] smpboot: x86: Booting SMP configuration: [ 1.946245][ T1] .... node #1, CPUs: #1 [ 1.957899][ T1] smp: Brought up 2 nodes, 2 CPUs [ 1.960370][ T1] smpboot: Total of 2 processors activated (11199.99 BogoMIPS) [ 1.966075][ T1] Memory: 2075036K/3145204K available (171325K kernel code, 28834K rwdata, 38336K rodata, 26028K init, 120936K bss, 989580K reserved, 0K cma-reserved) [ 1.968961][ T1] devtmpfs: initialized [ 1.971008][ T1] x86/mm: Memory block size: 128MB [ 1.999230][ T1] Running RCU synchronous self tests [ 2.002137][ T1] Running RCU synchronous self tests [ 2.007843][ T1] Running RCU Tasks wait API self tests [ 2.010575][ T1] Running RCU Tasks Trace wait API self tests [ 2.057594][ T1] clocksource: jiffies: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 19112604462750000 ns [ 2.063260][ T1] posixtimers hash table entries: 1024 (order: 4, 73728 bytes, vmalloc) [ 2.063260][ T1] futex hash table entries: 256 (32768 bytes on 2 NUMA nodes, total 64 KiB, linear). [ 2.077612][ T1] PM: RTC time: 06:34:10, date: 2025-08-06 [ 2.087328][ T1] NET: Registered PF_NETLINK/PF_ROUTE protocol family [ 2.102203][ T1] audit: initializing netlink subsys (disabled) [ 2.106019][ T33] audit: type=2000 audit(1754462050.854:1): state=initialized audit_enabled=0 res=1 [ 2.106019][ T1] thermal_sys: Registered thermal governor 'step_wise' [ 2.107829][ T1] cpuidle: using governor menu [ 2.114232][ T1] NET: Registered PF_QIPCRTR protocol family [ 2.118253][ T1] dca service started, version 1.12.1 [ 2.127702][ T32] Callback from call_rcu_tasks_trace() invoked. [ 2.127672][ T1] PCI: ECAM [mem 0xb0000000-0xbfffffff] (base 0xb0000000) for domain 0000 [bus 00-ff] [ 2.131153][ T1] PCI: ECAM [mem 0xb0000000-0xbfffffff] reserved as E820 entry [ 2.199249][ T1] PCI: Using configuration type 1 for base access [ 2.209215][ T1] HugeTLB: allocation took 0ms with hugepage_allocation_threads=1 [ 2.212780][ T1] HugeTLB: registered 1.00 GiB page size, pre-allocated 0 pages [ 2.216903][ T1] HugeTLB: 16380 KiB vmemmap can be freed for a 1.00 GiB page [ 2.227594][ T1] HugeTLB: registered 2.00 MiB page size, pre-allocated 0 pages [ 2.231619][ T1] HugeTLB: 28 KiB vmemmap can be freed for a 2.00 MiB page [ 2.237749][ T31] Callback from call_rcu_tasks() invoked. [ 2.252863][ T1] raid6: skipped pq benchmark and selected avx512x4 [ 2.257571][ T1] raid6: using avx512x2 recovery algorithm [ 2.259033][ T1] ACPI: Added _OSI(Module Device) [ 2.261775][ T1] ACPI: Added _OSI(Processor Device) [ 2.264656][ T1] ACPI: Added _OSI(Processor Aggregator Device) [ 2.344613][ T1] ACPI: 1 ACPI AML tables successfully acquired and loaded [ 2.431517][ T1] ACPI: Interpreter enabled [ 2.435147][ T1] ACPI: PM: (supports S0 S3 S4 S5) [ 2.437594][ T1] ACPI: Using IOAPIC for interrupt routing [ 2.442535][ T1] PCI: Using host bridge windows from ACPI; if necessary, use "pci=nocrs" and report a bug [ 2.447576][ T1] PCI: Using E820 reservations for host bridge windows [ 2.457677][ T1] ACPI: Enabled 3 GPEs in block 00 to 3F [ 2.573333][ T1] ACPI: PCI Root Bridge [PCI0] (domain 0000 [bus 00-ff]) [ 2.577412][ T1] acpi PNP0A08:00: _OSC: OS supports [ExtendedConfig ASPM ClockPM Segments MSI HPX-Type3] [ 2.581792][ T1] acpi PNP0A08:00: _OSC: platform does not support [PCIeHotplug LTR] [ 2.596200][ T1] acpi PNP0A08:00: _OSC: OS now controls [PME AER PCIeCapability] [ 2.600388][ T1] PCI host bridge to bus 0000:00 [ 2.603763][ T1] pci_bus 0000:00: Unknown NUMA node; performance will be reduced [ 2.607898][ T1] pci_bus 0000:00: root bus resource [io 0x0000-0x0cf7 window] [ 2.613057][ T1] pci_bus 0000:00: root bus resource [io 0x0d00-0xffff window] [ 2.617589][ T1] pci_bus 0000:00: root bus resource [mem 0x000a0000-0x000bffff window] [ 2.623390][ T1] pci_bus 0000:00: root bus resource [mem 0x80000000-0xafffffff window] [ 2.627600][ T1] pci_bus 0000:00: root bus resource [mem 0xc0000000-0xfebfffff window] [ 2.637597][ T1] pci_bus 0000:00: root bus resource [mem 0x140000000-0x93fffffff window] [ 2.643511][ T1] pci_bus 0000:00: root bus resource [bus 00-ff] [ 2.648155][ T1] pci 0000:00:00.0: [8086:29c0] type 00 class 0x060000 conventional PCI endpoint [ 2.663301][ T1] pci 0000:00:01.0: [1234:1111] type 00 class 0x030000 conventional PCI endpoint [ 2.673151][ T1] pci 0000:00:01.0: BAR 0 [mem 0xfd000000-0xfdffffff pref] [ 2.677694][ T1] pci 0000:00:01.0: BAR 2 [mem 0xfebf0000-0xfebf0fff] [ 2.682488][ T1] pci 0000:00:01.0: ROM [mem 0xfebe0000-0xfebeffff pref] [ 2.688353][ T1] pci 0000:00:01.0: Video device with shadowed ROM at [mem 0x000c0000-0x000dffff] [ 2.700907][ T1] pci 0000:00:02.0: [1af4:1005] type 00 class 0x00ff00 conventional PCI endpoint [ 2.709816][ T1] pci 0000:00:02.0: BAR 0 [io 0xc080-0xc09f] [ 2.714021][ T1] pci 0000:00:02.0: BAR 1 [mem 0xfebf1000-0xfebf1fff] [ 2.717793][ T1] pci 0000:00:02.0: BAR 4 [mem 0xfe000000-0xfe003fff 64bit pref] [ 2.732494][ T1] pci 0000:00:03.0: [8086:100e] type 00 class 0x020000 conventional PCI endpoint [ 2.741365][ T1] pci 0000:00:03.0: BAR 0 [mem 0xfebc0000-0xfebdffff] [ 2.745265][ T1] pci 0000:00:03.0: BAR 1 [io 0xc000-0xc03f] [ 2.747797][ T1] pci 0000:00:03.0: ROM [mem 0xfeb80000-0xfebbffff pref] [ 2.759138][ T1] pci 0000:00:1f.0: [8086:2918] type 00 class 0x060100 conventional PCI endpoint [ 2.768161][ T1] pci 0000:00:1f.0: quirk: [io 0x0600-0x067f] claimed by ICH6 ACPI/GPIO/TCO [ 2.779730][ T1] pci 0000:00:1f.2: [8086:2922] type 00 class 0x010601 conventional PCI endpoint [ 2.789112][ T1] pci 0000:00:1f.2: BAR 4 [io 0xc0a0-0xc0bf] [ 2.793483][ T1] pci 0000:00:1f.2: BAR 5 [mem 0xfebf2000-0xfebf2fff] [ 2.801624][ T1] pci 0000:00:1f.3: [8086:2930] type 00 class 0x0c0500 conventional PCI endpoint [ 2.809978][ T1] pci 0000:00:1f.3: BAR 4 [io 0x0700-0x073f] [ 2.833384][ T1] ACPI: PCI: Interrupt link LNKA configured for IRQ 10 [ 2.843377][ T1] ACPI: PCI: Interrupt link LNKB configured for IRQ 10 [ 2.852990][ T1] ACPI: PCI: Interrupt link LNKC configured for IRQ 11 [ 2.863082][ T1] ACPI: PCI: Interrupt link LNKD configured for IRQ 11 [ 2.873049][ T1] ACPI: PCI: Interrupt link LNKE configured for IRQ 10 [ 2.882954][ T1] ACPI: PCI: Interrupt link LNKF configured for IRQ 10 [ 2.893065][ T1] ACPI: PCI: Interrupt link LNKG configured for IRQ 11 [ 2.902968][ T1] ACPI: PCI: Interrupt link LNKH configured for IRQ 11 [ 2.908780][ T1] ACPI: PCI: Interrupt link GSIA configured for IRQ 16 [ 2.914185][ T1] ACPI: PCI: Interrupt link GSIB configured for IRQ 17 [ 2.918269][ T1] ACPI: PCI: Interrupt link GSIC configured for IRQ 18 [ 2.923602][ T1] ACPI: PCI: Interrupt link GSID configured for IRQ 19 [ 2.928258][ T1] ACPI: PCI: Interrupt link GSIE configured for IRQ 20 [ 2.933497][ T1] ACPI: PCI: Interrupt link GSIF configured for IRQ 21 [ 2.938283][ T1] ACPI: PCI: Interrupt link GSIG configured for IRQ 22 [ 2.943529][ T1] ACPI: PCI: Interrupt link GSIH configured for IRQ 23 [ 2.963018][ T1] iommu: Default domain type: Translated [ 2.963018][ T1] iommu: DMA domain TLB invalidation policy: lazy mode [ 2.982623][ T1] SCSI subsystem initialized [ 2.989256][ T1] ACPI: bus type USB registered [ 2.993595][ T1] usbcore: registered new interface driver usbfs [ 2.997198][ T1] usbcore: registered new interface driver hub [ 2.997772][ T1] usbcore: registered new device driver usb [ 3.003069][ T1] mc: Linux media interface: v0.10 [ 3.006003][ T1] videodev: Linux video capture interface: v2.00 [ 3.008210][ T1] pps_core: LinuxPPS API ver. 1 registered [ 3.011317][ T1] pps_core: Software ver. 5.3.6 - Copyright 2005-2007 Rodolfo Giometti [ 3.017147][ T1] PTP clock support registered [ 3.018218][ T1] EDAC MC: Ver: 3.0.0 [ 3.024965][ T1] Advanced Linux Sound Architecture Driver Initialized. [ 3.031528][ T1] Bluetooth: Core ver 2.22 [ 3.034183][ T1] NET: Registered PF_BLUETOOTH protocol family [ 3.037571][ T1] Bluetooth: HCI device and connection manager initialized [ 3.041461][ T1] Bluetooth: HCI socket layer initialized [ 3.044544][ T1] Bluetooth: L2CAP socket layer initialized [ 3.047650][ T1] Bluetooth: SCO socket layer initialized [ 3.050766][ T1] NET: Registered PF_ATMPVC protocol family [ 3.053876][ T1] NET: Registered PF_ATMSVC protocol family [ 3.057199][ T1] NetLabel: Initializing [ 3.057564][ T1] NetLabel: domain hash size = 128 [ 3.060353][ T1] NetLabel: protocols = UNLABELED CIPSOv4 CALIPSO [ 3.064184][ T1] NetLabel: unlabeled traffic allowed by default [ 3.068418][ T1] nfc: nfc_init: NFC Core ver 0.1 [ 3.071097][ T1] NET: Registered PF_NFC protocol family [ 3.074155][ T1] mctp: management component transport protocol core [ 3.077613][ T1] NET: Registered PF_MCTP protocol family [ 3.080803][ T1] PCI: Using ACPI for IRQ routing [ 3.449466][ T1] pci 0000:00:01.0: vgaarb: setting as boot VGA device [ 3.453532][ T1] pci 0000:00:01.0: vgaarb: bridge control possible [ 3.457236][ T1] pci 0000:00:01.0: vgaarb: VGA device added: decodes=io+mem,owns=io+mem,locks=none [ 3.457589][ T1] vgaarb: loaded [ 3.463008][ T1] hpet0: at MMIO 0xfed00000, IRQs 2, 8, 0 [ 3.466715][ T1] hpet0: 3 comparators, 64-bit 100.000000 MHz counter [ 3.472415][ T1] clocksource: Switched to clocksource kvm-clock [ 3.477543][ T1] VFS: Disk quotas dquot_6.6.0 [ 3.477720][ T1] VFS: Dquot-cache hash table entries: 512 (order 0, 4096 bytes) [ 3.484393][ T1] netfs: FS-Cache loaded [ 3.488347][ T1] CacheFiles: Loaded [ 3.491396][ T1] TOMOYO: 2.6.0 [ 3.496119][ T1] Mandatory Access Control activated. [ 3.501826][ T1] AppArmor: AppArmor Filesystem Enabled [ 3.505107][ T1] pnp: PnP ACPI init [ 3.511519][ T1] system 00:05: [mem 0xb0000000-0xbfffffff window] has been reserved [ 3.525337][ T1] pnp: PnP ACPI: found 6 devices [ 3.572258][ T1] clocksource: acpi_pm: mask: 0xffffff max_cycles: 0xffffff, max_idle_ns: 2085701024 ns [ 3.578028][ T1] NET: Registered PF_INET protocol family [ 3.582420][ T1] IP idents hash table entries: 65536 (order: 7, 524288 bytes, vmalloc) [ 3.621555][ T1] tcp_listen_portaddr_hash hash table entries: 2048 (order: 5, 147456 bytes, vmalloc) [ 3.630049][ T1] Table-perturb hash table entries: 65536 (order: 6, 262144 bytes, vmalloc) [ 3.636224][ T1] TCP established hash table entries: 32768 (order: 6, 262144 bytes, vmalloc) [ 3.644795][ T1] TCP bind hash table entries: 32768 (order: 10, 4718592 bytes, vmalloc hugepage) [ 3.651979][ T1] TCP: Hash tables configured (established 32768 bind 32768) [ 3.657529][ T1] MPTCP token hash table entries: 4096 (order: 6, 360448 bytes, vmalloc) [ 3.664209][ T1] UDP hash table entries: 2048 (order: 7, 524288 bytes, vmalloc) [ 3.670240][ T1] UDP-Lite hash table entries: 2048 (order: 7, 524288 bytes, vmalloc) [ 3.676111][ T1] NET: Registered PF_UNIX/PF_LOCAL protocol family [ 3.682264][ T1] RPC: Registered named UNIX socket transport module. [ 3.685901][ T1] RPC: Registered udp transport module. [ 3.689562][ T1] RPC: Registered tcp transport module. [ 3.693144][ T1] RPC: Registered tcp-with-tls transport module. [ 3.697166][ T1] RPC: Registered tcp NFSv4.1 backchannel transport module. [ 3.703606][ T1] NET: Registered PF_XDP protocol family [ 3.706561][ T1] pci_bus 0000:00: resource 4 [io 0x0000-0x0cf7 window] [ 3.710261][ T1] pci_bus 0000:00: resource 5 [io 0x0d00-0xffff window] [ 3.713904][ T1] pci_bus 0000:00: resource 6 [mem 0x000a0000-0x000bffff window] [ 3.717959][ T1] pci_bus 0000:00: resource 7 [mem 0x80000000-0xafffffff window] [ 3.721978][ T1] pci_bus 0000:00: resource 8 [mem 0xc0000000-0xfebfffff window] [ 3.725958][ T1] pci_bus 0000:00: resource 9 [mem 0x140000000-0x93fffffff window] [ 3.730856][ T1] PCI: CLS 0 bytes, default 64 [ 3.738638][ T1] PCI-DMA: Using software bounce buffering for IO (SWIOTLB) [ 3.742770][ T1] software IO TLB: mapped [mem 0x000000007bfdf000-0x000000007ffdf000] (64MB) [ 3.747336][ T1] ACPI: bus type thunderbolt registered [ 3.751469][ T65] kworker/u9:0 (65) used greatest stack depth: 27432 bytes left [ 3.755283][ T1] RAPL PMU: API unit is 2^-32 Joules, 0 fixed counters, 10737418240 ms ovfl timer [ 3.811404][ T1] kvm_amd: CPU 0 isn't AMD or Hygon [ 3.814221][ T1] clocksource: tsc: mask: 0xffffffffffffffff max_cycles: 0x285c3ee517e, max_idle_ns: 440795257231 ns [ 3.820057][ T1] clocksource: Switched to clocksource tsc [ 3.825057][ T69] kworker/u9:0 (69) used greatest stack depth: 26280 bytes left [ 3.834886][ T78] kworker/u9:0 (78) used greatest stack depth: 26248 bytes left [ 4.546934][ T1] Initialise system trusted keyrings [ 4.552932][ T1] workingset: timestamp_bits=40 max_order=20 bucket_order=0 [ 4.561349][ T1] DLM installed [ 4.565425][ T1] squashfs: version 4.0 (2009/01/31) Phillip Lougher [ 4.573828][ T1] NFS: Registering the id_resolver key type [ 4.577046][ T1] Key type id_resolver registered [ 4.579764][ T1] Key type id_legacy registered [ 4.582380][ T1] nfs4filelayout_init: NFSv4 File Layout Driver Registering... [ 4.586409][ T1] nfs4flexfilelayout_init: NFSv4 Flexfile Layout Driver Registering... [ 4.598586][ T1] Key type cifs.spnego registered [ 4.601413][ T1] Key type cifs.idmap registered [ 4.605204][ T1] ntfs3: Enabled Linux POSIX ACLs support [ 4.608647][ T1] ntfs3: Read-only LZX/Xpress compression included [ 4.612238][ T1] efs: 1.0a - http://aeschi.ch.eu.org/efs/ [ 4.615391][ T1] jffs2: version 2.2. (NAND) (SUMMARY) © 2001-2006 Red Hat, Inc. [ 4.621098][ T1] romfs: ROMFS MTD (C) 2007 Red Hat, Inc. [ 4.624291][ T1] QNX4 filesystem 0.2.3 registered. [ 4.627089][ T1] qnx6: QNX6 filesystem 1.0.0 registered. [ 4.630917][ T1] fuse: init (API version 7.44) [ 4.635700][ T1] orangefs_debugfs_init: called with debug mask: :none: :0: [ 4.640324][ T1] orangefs_init: module version upstream loaded [ 4.644090][ T1] JFS: nTxBlock = 8192, nTxLock = 65536 [ 4.665129][ T1] SGI XFS with ACLs, security attributes, realtime, quota, no debug enabled [ 4.672541][ T1] 9p: Installing v9fs 9p2000 file system support [ 4.676231][ T1] NILFS version 2 loaded [ 4.678565][ T1] befs: version: 0.9.3 [ 4.681142][ T1] ocfs2: Registered cluster interface o2cb [ 4.684993][ T1] ocfs2: Registered cluster interface user [ 4.688627][ T1] OCFS2 User DLM kernel interface loaded [ 4.702198][ T1] gfs2: GFS2 installed [ 4.715506][ T1] ceph: loaded (mds proto 32) [ 4.722596][ T1] cryptd: max_cpu_qlen set to 1000 [ 4.738088][ T1] NET: Registered PF_ALG protocol family [ 4.741317][ T1] xor: automatically using best checksumming function avx [ 4.745573][ T1] async_tx: api initialized (async) [ 4.748357][ T1] Key type asymmetric registered [ 4.750977][ T1] Asymmetric key parser 'x509' registered [ 4.754064][ T1] Asymmetric key parser 'pkcs8' registered [ 4.757148][ T1] Key type pkcs7_test registered [ 4.760396][ T1] Block layer SCSI generic (bsg) driver version 0.4 loaded (major 238) [ 4.765435][ T1] io scheduler mq-deadline registered [ 4.768308][ T1] io scheduler kyber registered [ 4.771083][ T1] io scheduler bfq registered [ 4.779765][ T142] kworker/u9:1 (142) used greatest stack depth: 26104 bytes left [ 4.782212][ T1] input: Power Button as /devices/LNXSYSTM:00/LNXPWRBN:00/input/input0 [ 4.791445][ T1] ACPI: button: Power Button [PWRF] [ 4.804229][ T1] ioatdma: Intel(R) QuickData Technology Driver 5.00 [ 4.829589][ T1] ACPI: \_SB_.GSIG: Enabled at IRQ 22 [ 5.171356][ T1] N_HDLC line discipline registered with maxframe=4096 [ 5.175184][ T1] Serial: 8250/16550 driver, 4 ports, IRQ sharing enabled [ 5.184533][ T1] 00:03: ttyS0 at I/O 0x3f8 (irq = 4, base_baud = 115200) is a 16550A [ 5.217978][ T745] kworker/u10:0 (745) used greatest stack depth: 25672 bytes left [ 5.224174][ T1] Non-volatile memory driver v1.3 [ 5.235958][ T1] Linux agpgart interface v0.103 [ 5.245063][ T1] usbcore: registered new interface driver xillyusb [ 5.255743][ T1] ACPI: bus type drm_connector registered [ 5.267427][ T1] [drm] Initialized vgem 1.0.0 for vgem on minor 0 [ 5.279656][ T1] [drm] Initialized vkms 1.0.0 for vkms on minor 1 [ 5.351515][ T1] Console: switching to colour frame buffer device 128x48 [ 5.373912][ T1] faux_driver vkms: [drm] fb0: vkmsdrmfb frame buffer device [ 5.378673][ T1] usbcore: registered new interface driver udl [ 5.384723][ T1] bochs-drm 0000:00:01.0: vgaarb: deactivate vga console [ 5.394811][ T1] [drm] Found bochs VGA, ID 0xb0c5. [ 5.397719][ T1] [drm] Framebuffer size 16384 kB @ 0xfd000000, mmio @ 0xfebf0000. [ 5.408924][ T1] [drm] Initialized bochs-drm 1.0.0 for 0000:00:01.0 on minor 2 [ 5.454312][ T1] fbcon: bochs-drmdrmfb (fb1) is primary device [ 5.454328][ T1] fbcon: Remapping primary device, fb1, to tty 1-63 [ 5.698496][ T1] ------------[ cut here ]------------ [ 5.698531][ T1] WARNING: CPU: 1 PID: 1 at ./include/linux/sched.h:2180 __ww_mutex_wound+0x21a/0x2b0 [ 5.698636][ T1] Modules linked in: [ 5.698650][ T1] CPU: 1 UID: 0 PID: 1 Comm: swapper/0 Not tainted 6.16.0-syzkaller-08685-g260f6f4fda93-dirty #0 PREEMPT(full) [ 5.698659][ T1] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.2-debian-1.16.2-1 04/01/2014 [ 5.698664][ T1] RIP: 0010:__ww_mutex_wound+0x21a/0x2b0 [ 5.698671][ T1] Code: 5f 5d c3 cc cc cc cc cc 90 0f 0b 90 e9 89 fe ff ff 90 0f 0b 90 e9 39 ff ff ff 90 0f 0b 90 4d 85 ff 0f 85 67 ff ff ff eb 95 90 <0f> 0b 90 eb 8f 48 c7 c1 70 a3 a0 8f 80 e1 07 80 c1 03 38 c1 0f 8c [ 5.698677][ T1] RSP: 0000:ffffc900000465a0 EFLAGS: 00010046 [ 5.698684][ T1] RAX: ffff888021d10d00 RBX: dffffc0000000000 RCX: 1d8603760febf700 [ 5.698690][ T1] RDX: 00000000000002f9 RSI: ffffffff8db68630 RDI: ffffffff8be2fd00 [ 5.698695][ T1] RBP: 0000000000000001 R08: ffff888021d113a7 R09: 1ffff110043a2274 [ 5.698700][ T1] R10: dffffc0000000000 R11: ffffed10043a2275 R12: ffff88801c2fd2f8 [ 5.698705][ T1] R13: ffffc900000469e8 R14: ffff88801c2fc880 R15: ffff888021d113a0 [ 5.698710][ T1] FS: 0000000000000000(0000) GS:ffff8881a3c79000(0000) knlGS:0000000000000000 [ 5.698716][ T1] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 5.698721][ T1] CR2: 0000000000000000 CR3: 000000000df36000 CR4: 0000000000352ef0 [ 5.698746][ T1] Call Trace: [ 5.698751][ T1] [ 5.698757][ T1] __ww_mutex_lock+0xba3/0x2930 [ 5.698806][ T1] ? drm_client_modeset_probe+0x4ee0/0x5e40 [ 5.698839][ T1] ? look_up_lock_class+0x74/0x170 [ 5.698849][ T1] ? modeset_lock+0x2be/0x650 [ 5.698860][ T1] ? __pfx___ww_mutex_lock+0x10/0x10 [ 5.698868][ T1] ? do_initcall_level+0x104/0x190 [ 5.698877][ T1] ? kernel_init+0x1d/0x1d0 [ 5.698885][ T1] ? ret_from_fork+0x3f9/0x770 [ 5.698896][ T1] ? __pfx___might_resched+0x10/0x10 [ 5.698906][ T1] ? __drm_dev_dbg+0xdb/0x1d0 [ 5.698915][ T1] ? __pfx___drm_dev_dbg+0x10/0x10 [ 5.698922][ T1] ? __drm_dev_dbg+0xdb/0x1d0 [ 5.698930][ T1] ww_mutex_lock+0x3f/0x1c0 [ 5.698940][ T1] modeset_lock+0x2be/0x650 [ 5.698972][ T1] drm_atomic_get_crtc_state+0x126/0x460 [ 5.698987][ T1] drm_atomic_get_plane_state+0x4c8/0x5a0 [ 5.699000][ T1] drm_client_modeset_commit_atomic+0x1e7/0x760 [ 5.699015][ T1] ? __pfx_drm_client_modeset_commit_atomic+0x10/0x10 [ 5.699033][ T1] ? __pfx___mutex_unlock_slowpath+0x10/0x10 [ 5.699046][ T1] drm_client_modeset_commit_locked+0xcb/0x4d0 [ 5.699058][ T1] drm_fb_helper_pan_display+0x3e7/0xbd0 [ 5.699072][ T1] fb_pan_display+0x39b/0x680 [ 5.699083][ T1] ? __pfx_drm_fb_helper_pan_display+0x10/0x10 [ 5.699093][ T1] bit_update_start+0x4d/0x1e0 [ 5.699105][ T1] fbcon_switch+0x1565/0x2040 [ 5.699120][ T1] ? __pfx_fbcon_switch+0x10/0x10 [ 5.699135][ T1] ? __pfx_hide_cursor+0x10/0x10 [ 5.699146][ T1] ? is_console_locked+0x9/0x20 [ 5.699153][ T1] ? set_origin+0x346/0x480 [ 5.699162][ T1] redraw_screen+0x56d/0xe90 [ 5.699174][ T1] ? __pfx_redraw_screen+0x10/0x10 [ 5.699184][ T1] ? is_console_locked+0x9/0x20 [ 5.699190][ T1] ? fbcon_clear_margins+0x283/0x410 [ 5.699201][ T1] fbcon_prepare_logo+0x750/0xa10 [ 5.699214][ T1] ? is_console_locked+0x9/0x20 [ 5.699219][ T1] ? con_is_bound+0x15e/0x1f0 [ 5.699229][ T1] set_con2fb_map+0xd30/0x13c0 [ 5.699242][ T1] fbcon_fb_registered+0x24e/0x610 [ 5.699253][ T1] register_framebuffer+0x70b/0x8b0 [ 5.699264][ T1] ? __pfx_register_framebuffer+0x10/0x10 [ 5.699278][ T1] ? __drm_fb_helper_initial_config_and_unlock+0x1282/0x18a0 [ 5.699289][ T1] __drm_fb_helper_initial_config_and_unlock+0x1307/0x18a0 [ 5.699303][ T1] ? drm_fb_helper_initial_config+0x29/0x40 [ 5.699313][ T1] ? __pfx___drm_fb_helper_initial_config_and_unlock+0x10/0x10 [ 5.699330][ T1] drm_fbdev_client_hotplug+0x16c/0x230 [ 5.699339][ T1] drm_client_register+0x16f/0x210 [ 5.699350][ T1] drm_fbdev_client_setup+0x19f/0x3f0 [ 5.699358][ T1] drm_client_setup+0x107/0x220 [ 5.699366][ T1] bochs_pci_probe+0xaa5/0xbc0 [ 5.699381][ T1] pci_device_probe+0x456/0x800 [ 5.699393][ T1] ? __pfx_pci_device_probe+0x10/0x10 [ 5.699406][ T1] ? driver_sysfs_add+0x1fe/0x210 [ 5.699414][ T1] ? __pfx_pci_device_probe+0x10/0x10 [ 5.699422][ T1] really_probe+0x26a/0x9e0 [ 5.699432][ T1] __driver_probe_device+0x18c/0x2f0 [ 5.699440][ T1] driver_probe_device+0x4f/0x430 [ 5.699449][ T1] __driver_attach+0x452/0x700 [ 5.699457][ T1] bus_for_each_dev+0x230/0x2b0 [ 5.699466][ T1] ? __pfx___driver_attach+0x10/0x10 [ 5.699473][ T1] ? __pfx_bus_for_each_dev+0x10/0x10 [ 5.699483][ T1] ? do_raw_spin_unlock+0x122/0x240 [ 5.699492][ T1] bus_add_driver+0x345/0x640 [ 5.699505][ T1] driver_register+0x23a/0x320 [ 5.699512][ T1] ? __pfx_bochs_pci_driver_init+0x10/0x10 [ 5.699522][ T1] do_one_initcall+0x233/0x820 [ 5.699531][ T1] ? __pfx_bochs_pci_driver_init+0x10/0x10 [ 5.699540][ T1] ? __pfx_do_one_initcall+0x10/0x10 [ 5.699548][ T1] ? _raw_spin_unlock_irqrestore+0x85/0x110 [ 5.699555][ T1] ? lockdep_hardirqs_on+0x9c/0x150 [ 5.699564][ T1] ? _raw_spin_unlock_irqrestore+0xad/0x110 [ 5.699571][ T1] ? __pfx__raw_spin_unlock_irqrestore+0x10/0x10 [ 5.699584][ T1] ? irqentry_exit+0x74/0x90 [ 5.699611][ T1] ? lockdep_hardirqs_on+0x9c/0x150 [ 5.699625][ T1] ? next_arg+0x498/0x5e0 [ 5.699634][ T1] ? parameq+0x14d/0x170 [ 5.699644][ T1] ? parse_args+0x993/0xa70 [ 5.699658][ T1] ? __pfx_parse_args+0x10/0x10 [ 5.699672][ T1] ? rcu_is_watching+0x15/0xb0 [ 5.699684][ T1] do_initcall_level+0x104/0x190 [ 5.699693][ T1] ? kernel_init+0x1d/0x1d0 [ 5.699703][ T1] do_initcalls+0x59/0xa0 [ 5.699712][ T1] kernel_init_freeable+0x334/0x4a0 [ 5.699722][ T1] ? __pfx_kernel_init_freeable+0x10/0x10 [ 5.699734][ T1] ? _raw_spin_unlock_irq+0x23/0x50 [ 5.699740][ T1] ? __pfx_kernel_init+0x10/0x10 [ 5.699751][ T1] kernel_init+0x1d/0x1d0 [ 5.699760][ T1] ? __pfx_kernel_init+0x10/0x10 [ 5.699768][ T1] ret_from_fork+0x3f9/0x770 [ 5.699780][ T1] ? __pfx_ret_from_fork+0x10/0x10 [ 5.699793][ T1] ? __pfx_kernel_init+0x10/0x10 [ 5.699803][ T1] ret_from_fork_asm+0x1a/0x30 [ 5.699818][ T1] [ 5.699822][ T1] Kernel panic - not syncing: kernel: panic_on_warn set ... [ 5.699828][ T1] CPU: 1 UID: 0 PID: 1 Comm: swapper/0 Not tainted 6.16.0-syzkaller-08685-g260f6f4fda93-dirty #0 PREEMPT(full) [ 5.699836][ T1] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.2-debian-1.16.2-1 04/01/2014 [ 5.699839][ T1] Call Trace: [ 5.699843][ T1] [ 5.699846][ T1] dump_stack_lvl+0x99/0x250 [ 5.699853][ T1] ? __asan_memcpy+0x40/0x70 [ 5.699861][ T1] ? __pfx_dump_stack_lvl+0x10/0x10 [ 5.699869][ T1] ? __pfx__printk+0x10/0x10 [ 5.699883][ T1] vpanic+0x27a/0x730 [ 5.699890][ T1] ? __pfx__printk+0x10/0x10 [ 5.699898][ T1] ? __pfx_vpanic+0x10/0x10 [ 5.699905][ T1] ? is_bpf_text_address+0x26/0x2b0 [ 5.699920][ T1] panic+0xb9/0xc0 [ 5.699926][ T1] ? __pfx_panic+0x10/0x10 [ 5.699939][ T1] __warn+0x31b/0x4b0 [ 5.699946][ T1] ? __ww_mutex_wound+0x21a/0x2b0 [ 5.699953][ T1] ? __ww_mutex_wound+0x21a/0x2b0 [ 5.699963][ T1] report_bug+0x2be/0x4f0 [ 5.699971][ T1] ? __ww_mutex_wound+0x21a/0x2b0 [ 5.699977][ T1] ? __ww_mutex_wound+0x21a/0x2b0 [ 5.699983][ T1] ? __ww_mutex_wound+0x21c/0x2b0 [ 5.699989][ T1] handle_bug+0x84/0x160 [ 5.699998][ T1] exc_invalid_op+0x1a/0x50 [ 5.700007][ T1] asm_exc_invalid_op+0x1a/0x20 [ 5.700014][ T1] RIP: 0010:__ww_mutex_wound+0x21a/0x2b0 [ 5.700020][ T1] Code: 5f 5d c3 cc cc cc cc cc 90 0f 0b 90 e9 89 fe ff ff 90 0f 0b 90 e9 39 ff ff ff 90 0f 0b 90 4d 85 ff 0f 85 67 ff ff ff eb 95 90 <0f> 0b 90 eb 8f 48 c7 c1 70 a3 a0 8f 80 e1 07 80 c1 03 38 c1 0f 8c [ 5.700026][ T1] RSP: 0000:ffffc900000465a0 EFLAGS: 00010046 [ 5.700032][ T1] RAX: ffff888021d10d00 RBX: dffffc0000000000 RCX: 1d8603760febf700 [ 5.700037][ T1] RDX: 00000000000002f9 RSI: ffffffff8db68630 RDI: ffffffff8be2fd00 [ 5.700042][ T1] RBP: 0000000000000001 R08: ffff888021d113a7 R09: 1ffff110043a2274 [ 5.700047][ T1] R10: dffffc0000000000 R11: ffffed10043a2275 R12: ffff88801c2fd2f8 [ 5.700052][ T1] R13: ffffc900000469e8 R14: ffff88801c2fc880 R15: ffff888021d113a0 [ 5.700066][ T1] __ww_mutex_lock+0xba3/0x2930 [ 5.700076][ T1] ? drm_client_modeset_probe+0x4ee0/0x5e40 [ 5.700086][ T1] ? look_up_lock_class+0x74/0x170 [ 5.700095][ T1] ? modeset_lock+0x2be/0x650 [ 5.700106][ T1] ? __pfx___ww_mutex_lock+0x10/0x10 [ 5.700114][ T1] ? do_initcall_level+0x104/0x190 [ 5.700122][ T1] ? kernel_init+0x1d/0x1d0 [ 5.700130][ T1] ? ret_from_fork+0x3f9/0x770 [ 5.700139][ T1] ? __pfx___might_resched+0x10/0x10 [ 5.700148][ T1] ? __drm_dev_dbg+0xdb/0x1d0 [ 5.700157][ T1] ? __pfx___drm_dev_dbg+0x10/0x10 [ 5.700164][ T1] ? __drm_dev_dbg+0xdb/0x1d0 [ 5.700172][ T1] ww_mutex_lock+0x3f/0x1c0 [ 5.700181][ T1] modeset_lock+0x2be/0x650 [ 5.700191][ T1] drm_atomic_get_crtc_state+0x126/0x460 [ 5.700204][ T1] drm_atomic_get_plane_state+0x4c8/0x5a0 [ 5.700216][ T1] drm_client_modeset_commit_atomic+0x1e7/0x760 [ 5.700231][ T1] ? __pfx_drm_client_modeset_commit_atomic+0x10/0x10 [ 5.700248][ T1] ? __pfx___mutex_unlock_slowpath+0x10/0x10 [ 5.700261][ T1] drm_client_modeset_commit_locked+0xcb/0x4d0 [ 5.700272][ T1] drm_fb_helper_pan_display+0x3e7/0xbd0 [ 5.700286][ T1] fb_pan_display+0x39b/0x680 [ 5.700296][ T1] ? __pfx_drm_fb_helper_pan_display+0x10/0x10 [ 5.700306][ T1] bit_update_start+0x4d/0x1e0 [ 5.700317][ T1] fbcon_switch+0x1565/0x2040 [ 5.700331][ T1] ? __pfx_fbcon_switch+0x10/0x10 [ 5.700347][ T1] ? __pfx_hide_cursor+0x10/0x10 [ 5.700357][ T1] ? is_console_locked+0x9/0x20 [ 5.700363][ T1] ? set_origin+0x346/0x480 [ 5.700372][ T1] redraw_screen+0x56d/0xe90 [ 5.700384][ T1] ? __pfx_redraw_screen+0x10/0x10 [ 5.700394][ T1] ? is_console_locked+0x9/0x20 [ 5.700400][ T1] ? fbcon_clear_margins+0x283/0x410 [ 5.700410][ T1] fbcon_prepare_logo+0x750/0xa10 [ 5.700423][ T1] ? is_console_locked+0x9/0x20 [ 5.700429][ T1] ? con_is_bound+0x15e/0x1f0 [ 5.700438][ T1] set_con2fb_map+0xd30/0x13c0 [ 5.700452][ T1] fbcon_fb_registered+0x24e/0x610 [ 5.700462][ T1] register_framebuffer+0x70b/0x8b0 [ 5.700474][ T1] ? __pfx_register_framebuffer+0x10/0x10 [ 5.700487][ T1] ? __drm_fb_helper_initial_config_and_unlock+0x1282/0x18a0 [ 5.700498][ T1] __drm_fb_helper_initial_config_and_unlock+0x1307/0x18a0 [ 5.700512][ T1] ? drm_fb_helper_initial_config+0x29/0x40 [ 5.700522][ T1] ? __pfx___drm_fb_helper_initial_config_and_unlock+0x10/0x10 [ 5.700539][ T1] drm_fbdev_client_hotplug+0x16c/0x230 [ 5.700547][ T1] drm_client_register+0x16f/0x210 [ 5.700558][ T1] drm_fbdev_client_setup+0x19f/0x3f0 [ 5.700566][ T1] drm_client_setup+0x107/0x220 [ 5.700574][ T1] bochs_pci_probe+0xaa5/0xbc0 [ 5.700607][ T1] pci_device_probe+0x456/0x800 [ 5.700622][ T1] ? __pfx_pci_device_probe+0x10/0x10 [ 5.700635][ T1] ? driver_sysfs_add+0x1fe/0x210 [ 5.700642][ T1] ? __pfx_pci_device_probe+0x10/0x10 [ 5.700650][ T1] really_probe+0x26a/0x9e0 [ 5.700660][ T1] __driver_probe_device+0x18c/0x2f0 [ 5.700668][ T1] driver_probe_device+0x4f/0x430 [ 5.700676][ T1] __driver_attach+0x452/0x700 [ 5.700684][ T1] bus_for_each_dev+0x230/0x2b0 [ 5.700693][ T1] ? __pfx___driver_attach+0x10/0x10 [ 5.700700][ T1] ? __pfx_bus_for_each_dev+0x10/0x10 [ 5.700709][ T1] ? do_raw_spin_unlock+0x122/0x240 [ 5.700719][ T1] bus_add_driver+0x345/0x640 [ 5.700731][ T1] driver_register+0x23a/0x320 [ 5.700738][ T1] ? __pfx_bochs_pci_driver_init+0x10/0x10 [ 5.700747][ T1] do_one_initcall+0x233/0x820 [ 5.700755][ T1] ? __pfx_bochs_pci_driver_init+0x10/0x10 [ 5.700764][ T1] ? __pfx_do_one_initcall+0x10/0x10 [ 5.700772][ T1] ? _raw_spin_unlock_irqrestore+0x85/0x110 [ 5.700779][ T1] ? lockdep_hardirqs_on+0x9c/0x150 [ 5.700787][ T1] ? _raw_spin_unlock_irqrestore+0xad/0x110 [ 5.700794][ T1] ? __pfx__raw_spin_unlock_irqrestore+0x10/0x10 [ 5.700808][ T1] ? irqentry_exit+0x74/0x90 [ 5.700815][ T1] ? lockdep_hardirqs_on+0x9c/0x150 [ 5.700829][ T1] ? next_arg+0x498/0x5e0 [ 5.700837][ T1] ? parameq+0x14d/0x170 [ 5.700847][ T1] ? parse_args+0x993/0xa70 [ 5.700860][ T1] ? __pfx_parse_args+0x10/0x10 [ 5.700875][ T1] ? rcu_is_watching+0x15/0xb0 [ 5.700886][ T1] do_initcall_level+0x104/0x190 [ 5.700894][ T1] ? kernel_init+0x1d/0x1d0 [ 5.700904][ T1] do_initcalls+0x59/0xa0 [ 5.700912][ T1] kernel_init_freeable+0x334/0x4a0 [ 5.700923][ T1] ? __pfx_kernel_init_freeable+0x10/0x10 [ 5.700935][ T1] ? _raw_spin_unlock_irq+0x23/0x50 [ 5.700941][ T1] ? __pfx_kernel_init+0x10/0x10 [ 5.700951][ T1] kernel_init+0x1d/0x1d0 [ 5.700964][ T1] ? __pfx_kernel_init+0x10/0x10 [ 5.700973][ T1] ret_from_fork+0x3f9/0x770 [ 5.700984][ T1] ? __pfx_ret_from_fork+0x10/0x10 [ 5.700997][ T1] ? __pfx_kernel_init+0x10/0x10 [ 5.701007][ T1] ret_from_fork_asm+0x1a/0x30 [ 5.701021][ T1] [ 5.701642][ T1] Kernel Offset: disabled 2025/08/06 06:45:01 runner 3 connected 2025/08/06 06:45:01 runner 3 connected 2025/08/06 06:49:06 STAT { "buffer too small": 0, "candidate triage jobs": 0, "candidates": 0, "comps overflows": 36, "corpus": 1175, "corpus [files]": 0, "corpus [symbols]": 0, "cover overflows": 39, "coverage": 12565, "distributor delayed": 731, "distributor undelayed": 731, "distributor violated": 0, "exec candidate": 2209, "exec collide": 12968, "exec fuzz": 24293, "exec gen": 1322, "exec hints": 5802, "exec inject": 0, "exec minimize": 18584, "exec retries": 0, "exec seeds": 3522, "exec smash": 29058, "exec total [base]": 28803, "exec total [new]": 107710, "exec triage": 3374, "executor restarts": 51, "fault jobs": 0, "fuzzer jobs": 59, "fuzzing VMs [base]": 3, "fuzzing VMs [new]": 10, "hints jobs": 22, "max signal": 13366, "minimize: array": 0, "minimize: buffer": 0, "minimize: call": 9307, "minimize: filename": 0, "minimize: integer": 0, "minimize: pointer": 0, "minimize: props": 0, "minimize: resource": 0, "modules [base]": 1, "modules [new]": 1, "new inputs": 1415, "no exec duration": 20794000000, "no exec requests": 308, "pending": 0, "prog exec time": 268, "reproducing": 0, "rpc recv": 1574676700, "rpc sent": 184101376, "signal": 12022, "smash jobs": 29, "triage jobs": 8, "vm output": 587496, "vm restarts [base]": 3, "vm restarts [new]": 10 } 2025/08/06 06:54:06 STAT { "buffer too small": 0, "candidate triage jobs": 0, "candidates": 0, "comps overflows": 46, "corpus": 1280, "corpus [files]": 0, "corpus [symbols]": 0, "cover overflows": 49, "coverage": 13112, "distributor delayed": 779, "distributor undelayed": 779, "distributor violated": 0, "exec candidate": 2209, "exec collide": 20348, "exec fuzz": 38388, "exec gen": 2057, "exec hints": 7843, "exec inject": 0, "exec minimize": 20542, "exec retries": 0, "exec seeds": 3836, "exec smash": 31832, "exec total [base]": 38005, "exec total [new]": 137280, "exec triage": 3647, "executor restarts": 51, "fault jobs": 0, "fuzzer jobs": 16, "fuzzing VMs [base]": 3, "fuzzing VMs [new]": 10, "hints jobs": 4, "max signal": 13855, "minimize: array": 0, "minimize: buffer": 0, "minimize: call": 10242, "minimize: filename": 0, "minimize: integer": 0, "minimize: pointer": 0, "minimize: props": 0, "minimize: resource": 0, "modules [base]": 1, "modules [new]": 1, "new inputs": 1532, "no exec duration": 20794000000, "no exec requests": 308, "pending": 0, "prog exec time": 304, "reproducing": 0, "rpc recv": 1737487680, "rpc sent": 255886760, "signal": 12436, "smash jobs": 10, "triage jobs": 2, "vm output": 738451, "vm restarts [base]": 3, "vm restarts [new]": 10 } 2025/08/06 06:54:18 base: boot error: can't ssh into the instance failed to run ["ssh" "-p" "12700" "-F" "/dev/null" "-o" "UserKnownHostsFile=/dev/null" "-o" "IdentitiesOnly=yes" "-o" "BatchMode=yes" "-o" "StrictHostKeyChecking=no" "-o" "ConnectTimeout=10" "root@localhost" "pwd"]: exit status 255 Connection timed out during banner exchange Connection to 127.0.0.1 port 12700 timed out [ 0.000000][ T0] Linux version 6.16.0-syzkaller-08685-g260f6f4fda93 (syzkaller@syzkaller) (Debian clang version 20.1.7 (++20250616065708+6146a88f6049-1~exp1~20250616065826.132), Debian LLD 20.1.7) #0 SMP PREEMPT_DYNAMIC now [ 0.000000][ T0] Command line: root=/dev/sda console=ttyS0 root=/dev/sda1 kvm-intel.nested=1 [ 0.000000][ T0] KERNEL supported cpus: [ 0.000000][ T0] Intel GenuineIntel [ 0.000000][ T0] AMD AuthenticAMD [ 0.000000][ T0] BIOS-provided physical RAM map: [ 0.000000][ T0] BIOS-e820: [mem 0x0000000000000000-0x000000000009fbff] usable [ 0.000000][ T0] BIOS-e820: [mem 0x000000000009fc00-0x000000000009ffff] reserved [ 0.000000][ T0] BIOS-e820: [mem 0x00000000000f0000-0x00000000000fffff] reserved [ 0.000000][ T0] BIOS-e820: [mem 0x0000000000100000-0x000000007ffdefff] usable [ 0.000000][ T0] BIOS-e820: [mem 0x000000007ffdf000-0x000000007fffffff] reserved [ 0.000000][ T0] BIOS-e820: [mem 0x00000000b0000000-0x00000000bfffffff] reserved [ 0.000000][ T0] BIOS-e820: [mem 0x00000000fed1c000-0x00000000fed1ffff] reserved [ 0.000000][ T0] BIOS-e820: [mem 0x00000000feffc000-0x00000000feffffff] reserved [ 0.000000][ T0] BIOS-e820: [mem 0x00000000fffc0000-0x00000000ffffffff] reserved [ 0.000000][ T0] BIOS-e820: [mem 0x0000000100000000-0x000000013fffffff] usable [ 0.000000][ T0] printk: legacy bootconsole [earlyser0] enabled [ 0.000000][ T0] ERROR: earlyprintk= earlyser already used [ 0.000000][ T0] ERROR: earlyprintk= earlyser already used [ 0.000000][ T0] ********************************************************** [ 0.000000][ T0] ** NOTICE NOTICE NOTICE NOTICE NOTICE NOTICE NOTICE ** [ 0.000000][ T0] ** ** [ 0.000000][ T0] ** This system shows unhashed kernel memory addresses ** [ 0.000000][ T0] ** via the console, logs, and other interfaces. This ** [ 0.000000][ T0] ** might reduce the security of your system. ** [ 0.000000][ T0] ** ** [ 0.000000][ T0] ** If you see this message and you are not debugging ** [ 0.000000][ T0] ** the kernel, report this immediately to your system ** [ 0.000000][ T0] ** administrator! ** [ 0.000000][ T0] ** ** [ 0.000000][ T0] ** NOTICE NOTICE NOTICE NOTICE NOTICE NOTICE NOTICE ** [ 0.000000][ T0] ********************************************************** [ 0.000000][ T0] Malformed early option 'vsyscall' [ 0.000000][ T0] nopcid: PCID feature disabled [ 0.000000][ T0] NX (Execute Disable) protection: active [ 0.000000][ T0] APIC: Static calls initialized [ 0.000000][ T0] SMBIOS 2.8 present. [ 0.000000][ T0] DMI: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.2-debian-1.16.2-1 04/01/2014 [ 0.000000][ T0] DMI: Memory slots populated: 1/1 [ 0.000000][ T0] Hypervisor detected: KVM [ 0.000000][ T0] kvm-clock: Using msrs 4b564d01 and 4b564d00 [ 0.000008][ T0] kvm-clock: using sched offset of 1948113973 cycles [ 0.005895][ T0] clocksource: kvm-clock: mask: 0xffffffffffffffff max_cycles: 0x1cd42e4dffb, max_idle_ns: 881590591483 ns [ 0.023420][ T0] tsc: Detected 2799.998 MHz processor [ 0.035148][ T0] last_pfn = 0x140000 max_arch_pfn = 0x400000000 [ 0.041626][ T0] MTRR map: 4 entries (3 fixed + 1 variable; max 19), built from 8 variable MTRRs [ 0.050534][ T0] x86/PAT: Configuration [0-7]: WB WC UC- UC WB WP UC- WT [ 0.058850][ T0] last_pfn = 0x7ffdf max_arch_pfn = 0x400000000 [ 0.071411][ T0] found SMP MP-table at [mem 0x000f5b80-0x000f5b8f] [ 0.077590][ T0] Using GB pages for direct mapping [ 0.085253][ T0] ACPI: Early table checksum verification disabled [ 0.091533][ T0] ACPI: RSDP 0x00000000000F5960 000014 (v00 BOCHS ) [ 0.097727][ T0] ACPI: RSDT 0x000000007FFE2361 000038 (v01 BOCHS BXPC 00000001 BXPC 00000001) [ 0.105516][ T0] ACPI: FACP 0x000000007FFE2151 0000F4 (v03 BOCHS BXPC 00000001 BXPC 00000001) [ 0.112669][ T0] ACPI: DSDT 0x000000007FFE0040 002111 (v01 BOCHS BXPC 00000001 BXPC 00000001) [ 0.119809][ T0] ACPI: FACS 0x000000007FFE0000 000040 [ 0.124005][ T0] ACPI: APIC 0x000000007FFE2245 000080 (v01 BOCHS BXPC 00000001 BXPC 00000001) [ 0.131156][ T0] ACPI: HPET 0x000000007FFE22C5 000038 (v01 BOCHS BXPC 00000001 BXPC 00000001) [ 0.138400][ T0] ACPI: MCFG 0x000000007FFE22FD 00003C (v01 BOCHS BXPC 00000001 BXPC 00000001) [ 0.145565][ T0] ACPI: WAET 0x000000007FFE2339 000028 (v01 BOCHS BXPC 00000001 BXPC 00000001) [ 0.152647][ T0] ACPI: Reserving FACP table memory at [mem 0x7ffe2151-0x7ffe2244] [ 0.158787][ T0] ACPI: Reserving DSDT table memory at [mem 0x7ffe0040-0x7ffe2150] [ 0.165009][ T0] ACPI: Reserving FACS table memory at [mem 0x7ffe0000-0x7ffe003f] [ 0.171727][ T0] ACPI: Reserving APIC table memory at [mem 0x7ffe2245-0x7ffe22c4] [ 0.179596][ T0] ACPI: Reserving HPET table memory at [mem 0x7ffe22c5-0x7ffe22fc] [ 0.187295][ T0] ACPI: Reserving MCFG table memory at [mem 0x7ffe22fd-0x7ffe2338] [ 0.194832][ T0] ACPI: Reserving WAET table memory at [mem 0x7ffe2339-0x7ffe2360] [ 0.205345][ T0] No NUMA configuration found [ 0.209949][ T0] Faking a node at [mem 0x0000000000000000-0x000000013fffffff] [ 0.217318][ T0] Faking node 0 at [mem 0x0000000000001000-0x0000000060000fff] (1536MB) [ 0.225411][ T0] Faking node 1 at [mem 0x0000000060001000-0x000000013fffffff] (3583MB) [ 0.233548][ T0] NODE_DATA(0) allocated [mem 0x5fffb400-0x60000fff] [ 0.240607][ T0] NODE_DATA(1) allocated [mem 0x13fff7400-0x13fffcfff] [ 0.258977][ T0] Zone ranges: [ 0.262178][ T0] DMA [mem 0x0000000000001000-0x0000000000ffffff] [ 0.269294][ T0] DMA32 [mem 0x0000000001000000-0x00000000ffffffff] [ 0.275997][ T0] Normal [mem 0x0000000100000000-0x000000013fffffff] [ 0.281942][ T0] Device empty [ 0.284766][ T0] Movable zone start for each node [ 0.288959][ T0] Early memory node ranges [ 0.292242][ T0] node 0: [mem 0x0000000000001000-0x000000000009efff] [ 0.298245][ T0] node 0: [mem 0x0000000000100000-0x0000000060000fff] [ 0.305402][ T0] node 1: [mem 0x0000000060001000-0x000000007ffdefff] [ 0.312628][ T0] node 1: [mem 0x0000000100000000-0x000000013fffffff] [ 0.318362][ T0] Initmem setup node 0 [mem 0x0000000000001000-0x0000000060000fff] [ 0.325088][ T0] Initmem setup node 1 [mem 0x0000000060001000-0x000000013fffffff] [ 0.331931][ T0] On node 0, zone DMA: 1 pages in unavailable ranges [ 0.337724][ T0] On node 0, zone DMA: 97 pages in unavailable ranges [ 0.381032][ T0] On node 1, zone Normal: 33 pages in unavailable ranges [ 0.486606][ T0] kasan: KernelAddressSanitizer initialized [ 0.494686][ T0] ACPI: PM-Timer IO Port: 0x608 [ 0.498455][ T0] ACPI: LAPIC_NMI (acpi_id[0xff] dfl dfl lint[0x1]) [ 0.504220][ T0] IOAPIC[0]: apic_id 0, version 32, address 0xfec00000, GSI 0-23 [ 0.510254][ T0] ACPI: INT_SRC_OVR (bus 0 bus_irq 0 global_irq 2 dfl dfl) [ 0.515795][ T0] ACPI: INT_SRC_OVR (bus 0 bus_irq 5 global_irq 5 high level) [ 0.521577][ T0] ACPI: INT_SRC_OVR (bus 0 bus_irq 9 global_irq 9 high level) [ 0.527405][ T0] ACPI: INT_SRC_OVR (bus 0 bus_irq 10 global_irq 10 high level) [ 0.533342][ T0] ACPI: INT_SRC_OVR (bus 0 bus_irq 11 global_irq 11 high level) [ 0.539217][ T0] ACPI: Using ACPI (MADT) for SMP configuration information [ 0.544849][ T0] ACPI: HPET id: 0x8086a201 base: 0xfed00000 [ 0.549392][ T0] TSC deadline timer available [ 0.553098][ T0] CPU topo: Max. logical packages: 2 [ 0.557324][ T0] CPU topo: Max. logical dies: 2 [ 0.561697][ T0] CPU topo: Max. dies per package: 1 [ 0.565927][ T0] CPU topo: Max. threads per core: 1 [ 0.570221][ T0] CPU topo: Num. cores per package: 1 [ 0.574759][ T0] CPU topo: Num. threads per package: 1 [ 0.579142][ T0] CPU topo: Allowing 2 present CPUs plus 0 hotplug CPUs [ 0.584564][ T0] kvm-guest: APIC: eoi() replaced with kvm_guest_apic_eoi_write() [ 0.590665][ T0] kvm-guest: KVM setup pv remote TLB flush [ 0.595152][ T0] kvm-guest: setup PV sched yield [ 0.599026][ T0] PM: hibernation: Registered nosave memory: [mem 0x00000000-0x00000fff] [ 0.605417][ T0] PM: hibernation: Registered nosave memory: [mem 0x0009f000-0x000fffff] [ 0.611820][ T0] PM: hibernation: Registered nosave memory: [mem 0x7ffdf000-0xffffffff] [ 0.618579][ T0] [mem 0xc0000000-0xfed1bfff] available for PCI devices [ 0.623866][ T0] Booting paravirtualized kernel on KVM [ 0.628207][ T0] clocksource: refined-jiffies: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 19112604462750000 ns [ 0.716143][ T0] setup_percpu: NR_CPUS:8 nr_cpumask_bits:2 nr_cpu_ids:2 nr_node_ids:2 [ 0.723526][ T0] percpu: Embedded 70 pages/cpu s246408 r8192 d32120 u2097152 [ 0.729404][ T0] kvm-guest: PV spinlocks enabled [ 0.733274][ T0] PV qspinlock hash table entries: 256 (order: 0, 4096 bytes, linear) [ 0.739562][ T0] Kernel command line: earlyprintk=serial net.ifnames=0 sysctl.kernel.hung_task_all_cpu_backtrace=1 ima_policy=tcb nf-conntrack-ftp.ports=20000 nf-conntrack-tftp.ports=20000 nf-conntrack-sip.ports=20000 nf-conntrack-irc.ports=20000 nf-conntrack-sane.ports=20000 binder.debug_mask=0 rcupdate.rcu_expedited=1 rcupdate.rcu_cpu_stall_cputime=1 no_hash_pointers page_owner=on sysctl.vm.nr_hugepages=4 sysctl.vm.nr_overcommit_hugepages=4 secretmem.enable=1 sysctl.max_rcu_stall_to_panic=1 msr.allow_writes=off coredump_filter=0xffff root=/dev/sda console=ttyS0 vsyscall=native numa=fake=2 kvm-intel.nested=1 spec_store_bypass_disable=prctl nopcid vivid.n_devs=64 vivid.multiplanar=1,2,1,2,1,2,1,2,1,2,1,2,1,2,1,2,1,2,1,2,1,2,1,2,1,2,1,2,1,2,1,2,1,2,1,2,1,2,1,2,1,2,1,2,1,2,1,2,1,2,1,2,1,2,1,2,1,2,1,2,1,2,1,2 netrom.nr_ndevs=32 rose.rose_ndevs=32 smp.csd_lock_timeout=100000 watchdog_thresh=55 workqueue.watchdog_thresh=140 sysctl.net.core.netdev_unregister_timeout_secs=140 dummy_hcd.num=32 max_loop=32 nbds_max=32 comedi.comedi [ 0.742415][ T0] Unknown kernel command line parameters "spec_store_bypass_disable=prctl nbds_max=32", will be passed to user space. [ 0.830992][ T0] random: crng init done [ 0.834298][ T0] printk: log buffer data + meta data: 262144 + 917504 = 1179648 bytes [ 0.841315][ T0] software IO TLB: area num 2. [ 0.866793][ T0] Fallback order for Node 0: 0 1 [ 0.866817][ T0] Fallback order for Node 1: 1 0 [ 0.866841][ T0] Built 2 zonelists, mobility grouping on. Total pages: 786301 [ 0.878808][ T0] Policy zone: Normal [ 0.881696][ T0] mem auto-init: stack:all(zero), heap alloc:on, heap free:off [ 0.886427][ T0] stackdepot: allocating hash table via alloc_large_system_hash [ 0.891855][ T0] stackdepot hash table entries: 1048576 (order: 12, 16777216 bytes, linear) [ 1.075008][ T0] SLUB: HWalign=64, Order=0-3, MinObjects=0, CPUs=2, Nodes=2 [ 1.118237][ T0] allocated 62914560 bytes of page_ext [ 1.121642][ T0] Node 0, zone DMA: page owner found early allocated 0 pages [ 1.135134][ T0] Node 0, zone DMA32: page owner found early allocated 8422 pages [ 1.140808][ T0] Node 1, zone DMA32: page owner found early allocated 0 pages [ 1.151426][ T0] Node 1, zone Normal: page owner found early allocated 7043 pages [ 1.158530][ T0] Dynamic Preempt: full [ 1.162074][ T0] Running RCU self tests [ 1.165016][ T0] Running RCU synchronous self tests [ 1.168310][ T0] rcu: Preemptible hierarchical RCU implementation. [ 1.172386][ T0] rcu: RCU lockdep checking is enabled. [ 1.175813][ T0] rcu: RCU restricting CPUs from NR_CPUS=8 to nr_cpu_ids=2. [ 1.180308][ T0] rcu: RCU callback double-/use-after-free debug is enabled. [ 1.185066][ T0] rcu: RCU debug extended QS entry/exit. [ 1.188619][ T0] All grace periods are expedited (rcu_expedited). [ 1.192704][ T0] Trampoline variant of Tasks RCU enabled. [ 1.196292][ T0] Tracing variant of Tasks RCU enabled. [ 1.199760][ T0] rcu: RCU calculated value of scheduler-enlistment delay is 10 jiffies. [ 1.204988][ T0] rcu: Adjusting geometry for rcu_fanout_leaf=16, nr_cpu_ids=2 [ 1.209885][ T0] Running RCU synchronous self tests [ 1.213208][ T0] RCU Tasks: Setting shift to 1 and lim to 1 rcu_task_cb_adjust=1 rcu_task_cpu_ids=2. [ 1.219133][ T0] RCU Tasks Trace: Setting shift to 1 and lim to 1 rcu_task_cb_adjust=1 rcu_task_cpu_ids=2. [ 1.333406][ T0] NR_IRQS: 4352, nr_irqs: 440, preallocated irqs: 16 [ 1.339204][ T0] rcu: srcu_init: Setting srcu_struct sizes based on contention. [ 1.344199][ T0] kfence: initialized - using 2097152 bytes for 255 objects at 0xffff888136400000-0xffff888136600000 [ 1.393243][ T0] Console: colour VGA+ 80x25 [ 1.396304][ T0] printk: legacy console [ttyS0] enabled [ 1.396304][ T0] printk: legacy console [ttyS0] enabled [ 1.403148][ T0] printk: legacy bootconsole [earlyser0] disabled [ 1.403148][ T0] printk: legacy bootconsole [earlyser0] disabled [ 1.411048][ T0] Lock dependency validator: Copyright (c) 2006 Red Hat, Inc., Ingo Molnar [ 1.416406][ T0] ... MAX_LOCKDEP_SUBCLASSES: 8 [ 1.419484][ T0] ... MAX_LOCK_DEPTH: 48 [ 1.422654][ T0] ... MAX_LOCKDEP_KEYS: 8192 [ 1.425846][ T0] ... CLASSHASH_SIZE: 4096 [ 1.429163][ T0] ... MAX_LOCKDEP_ENTRIES: 1048576 [ 1.432559][ T0] ... MAX_LOCKDEP_CHAINS: 1048576 [ 1.435952][ T0] ... CHAINHASH_SIZE: 524288 [ 1.439633][ T0] memory used by lock dependency info: 106625 kB [ 1.444155][ T0] memory used for stack traces: 8320 kB [ 1.447806][ T0] per task-struct memory footprint: 1920 bytes [ 1.451812][ T0] mempolicy: Enabling automatic NUMA balancing. Configure with numa_balancing= or the kernel.numa_balancing sysctl [ 1.460375][ T0] ACPI: Core revision 20250404 [ 1.464594][ T0] clocksource: hpet: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 19112604467 ns [ 1.471719][ T0] APIC: Switch to symmetric I/O mode setup [ 1.485482][ T0] x2apic enabled [ 1.495190][ T0] APIC: Switched APIC routing to: physical x2apic [ 1.499387][ T0] kvm-guest: APIC: send_IPI_mask() replaced with kvm_send_ipi_mask() [ 1.504601][ T0] kvm-guest: APIC: send_IPI_mask_allbutself() replaced with kvm_send_ipi_mask_allbutself() [ 1.511708][ T0] kvm-guest: setup PV IPIs [ 1.550652][ T0] ..TIMER: vector=0x30 apic1=0 pin1=2 apic2=-1 pin2=-1 [ 1.555668][ T0] clocksource: tsc-early: mask: 0xffffffffffffffff max_cycles: 0x285c3ee517e, max_idle_ns: 440795257231 ns [ 1.564646][ T0] Calibrating delay loop (skipped) preset value.. 5599.99 BogoMIPS (lpj=27999980) [ 1.576069][ T0] x86/cpu: User Mode Instruction Prevention (UMIP) activated [ 1.583076][ T0] Last level iTLB entries: 4KB 0, 2MB 0, 4MB 0 [ 1.584640][ T0] Last level dTLB entries: 4KB 0, 2MB 0, 4MB 0, 1GB 0 [ 1.590016][ T0] mitigations: Enabled attack vectors: user_kernel, user_user, guest_host, guest_guest, SMT mitigations: auto [ 1.594796][ T0] Speculative Store Bypass: Mitigation: Speculative Store Bypass disabled via prctl [ 1.604640][ T0] Spectre V2 : Mitigation: Enhanced / Automatic IBRS [ 1.614637][ T0] RETBleed: Mitigation: Enhanced IBRS [ 1.618625][ T0] ITS: Mitigation: Aligned branch/return thunks [ 1.623306][ T0] TAA: Vulnerable: Clear CPU buffers attempted, no microcode [ 1.624638][ T0] MMIO Stale Data: Vulnerable: Clear CPU buffers attempted, no microcode [ 1.634638][ T0] Spectre V1 : Mitigation: usercopy/swapgs barriers and __user pointer sanitization [ 1.641795][ T0] Spectre V2 : WARNING: Unprivileged eBPF is enabled with eIBRS on, data leaks possible via Spectre v2 BHB attacks! [ 1.644660][ T0] Spectre V2 : Spectre v2 / PBRSB-eIBRS: Retire a single CALL on VMEXIT [ 1.654659][ T0] Spectre V2 : mitigation: Enabling conditional Indirect Branch Prediction Barrier [ 1.664673][ T0] active return thunk: its_return_thunk [ 1.668808][ T0] Spectre V2 : Spectre BHI mitigation: SW BHB clearing on syscall and VM exit [ 1.674890][ T0] x86/fpu: Supporting XSAVE feature 0x001: 'x87 floating point registers' [ 1.680745][ T0] x86/fpu: Supporting XSAVE feature 0x002: 'SSE registers' [ 1.684642][ T0] x86/fpu: Supporting XSAVE feature 0x004: 'AVX registers' [ 1.689801][ T0] x86/fpu: Supporting XSAVE feature 0x020: 'AVX-512 opmask' [ 1.694641][ T0] x86/fpu: Supporting XSAVE feature 0x040: 'AVX-512 Hi256' [ 1.699755][ T0] x86/fpu: Supporting XSAVE feature 0x080: 'AVX-512 ZMM_Hi256' [ 1.704643][ T0] x86/fpu: xstate_offset[2]: 576, xstate_sizes[2]: 256 [ 1.709618][ T0] x86/fpu: xstate_offset[5]: 832, xstate_sizes[5]: 64 [ 1.714640][ T0] x86/fpu: xstate_offset[6]: 896, xstate_sizes[6]: 512 [ 1.719703][ T0] x86/fpu: xstate_offset[7]: 1408, xstate_sizes[7]: 1024 [ 1.724646][ T0] x86/fpu: Enabled xstate features 0xe7, context size is 2432 bytes, using 'compacted' format. [ 2.042715][ T0] Freeing SMP alternatives memory: 132K [ 2.044645][ T0] pid_max: default: 32768 minimum: 301 [ 2.048290][ T0] LSM: initializing lsm=lockdown,capability,landlock,yama,safesetid,tomoyo,apparmor,bpf,ima,evm [ 2.054960][ T0] landlock: Up and running. [ 2.057416][ T0] Yama: becoming mindful. [ 2.060253][ T0] TOMOYO Linux initialized [ 2.065109][ T0] AppArmor: AppArmor initialized [ 2.070244][ T0] LSM support for eBPF active [ 2.076694][ T0] Dentry cache hash table entries: 524288 (order: 10, 4194304 bytes, vmalloc hugepage) [ 2.084941][ T0] Inode-cache hash table entries: 262144 (order: 9, 2097152 bytes, vmalloc hugepage) [ 2.091748][ T0] Mount-cache hash table entries: 8192 (order: 4, 65536 bytes, vmalloc) [ 2.094840][ T0] Mountpoint-cache hash table entries: 8192 (order: 4, 65536 bytes, vmalloc) [ 2.106522][ T0] Running RCU synchronous self tests [ 2.109674][ T0] Running RCU synchronous self tests [ 2.114208][ T1] smpboot: CPU0: Intel(R) Xeon(R) CPU @ 2.80GHz (family: 0x6, model: 0x55, stepping: 0x7) [ 2.114628][ T1] Performance Events: unsupported CPU family 6 model 85 no PMU driver, software events only. [ 2.114913][ T1] signal: max sigframe size: 3632 [ 2.118247][ T1] rcu: Hierarchical SRCU implementation. [ 2.121380][ T1] rcu: Max phase no-delay instances is 1000. [ 2.125459][ T1] Timer migration: 1 hierarchy levels; 8 children per group; 0 crossnode level [ 2.155874][ T1] NMI watchdog: Perf NMI watchdog permanently disabled [ 2.161333][ T1] smp: Bringing up secondary CPUs ... [ 2.166841][ T1] smpboot: x86: Booting SMP configuration: [ 2.170889][ T1] .... node #1, CPUs: #1 [ 2.185163][ T1] smp: Brought up 2 nodes, 2 CPUs [ 2.188515][ T1] smpboot: Total of 2 processors activated (11199.99 BogoMIPS) [ 2.195622][ T1] Memory: 2075528K/3145204K available (171325K kernel code, 28834K rwdata, 38336K rodata, 26028K init, 120936K bss, 989580K reserved, 0K cma-reserved) [ 2.205915][ T1] devtmpfs: initialized [ 2.208756][ T1] x86/mm: Memory block size: 128MB [ 2.237803][ T1] Running RCU synchronous self tests [ 2.244691][ T1] Running RCU synchronous self tests [ 2.247650][ T1] Running RCU Tasks wait API self tests [ 2.247946][ T1] Running RCU Tasks Trace wait API self tests [ 2.304786][ T1] clocksource: jiffies: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 19112604462750000 ns [ 2.312714][ T1] posixtimers hash table entries: 1024 (order: 4, 73728 bytes, vmalloc) [ 2.314754][ T1] futex hash table entries: 256 (32768 bytes on 2 NUMA nodes, total 64 KiB, linear). [ 2.323676][ T1] PM: RTC time: 06:44:16, date: 2025-08-06 [ 2.337862][ T1] NET: Registered PF_NETLINK/PF_ROUTE protocol family [ 2.346359][ T1] audit: initializing netlink subsys (disabled) [ 2.357313][ T1] thermal_sys: Registered thermal governor 'step_wise' [ 2.357479][ T34] audit: type=2000 audit(1754462656.788:1): state=initialized audit_enabled=0 res=1 [ 2.370847][ T1] cpuidle: using governor menu [ 2.374655][ T1] NET: Registered PF_QIPCRTR protocol family [ 2.374706][ T32] Callback from call_rcu_tasks_trace() invoked. [ 2.383560][ T1] dca service started, version 1.12.1 [ 2.385269][ T1] PCI: ECAM [mem 0xb0000000-0xbfffffff] (base 0xb0000000) for domain 0000 [bus 00-ff] [ 2.391655][ T1] PCI: ECAM [mem 0xb0000000-0xbfffffff] reserved as E820 entry [ 2.470065][ T1] PCI: Using configuration type 1 for base access [ 2.491215][ T31] Callback from call_rcu_tasks() invoked. [ 2.494700][ T1] HugeTLB: allocation took 0ms with hugepage_allocation_threads=1 [ 2.494703][ T1] HugeTLB: registered 1.00 GiB page size, pre-allocated 0 pages [ 2.494703][ T1] HugeTLB: 16380 KiB vmemmap can be freed for a 1.00 GiB page [ 2.504658][ T1] HugeTLB: registered 2.00 MiB page size, pre-allocated 0 pages [ 2.504658][ T1] HugeTLB: 28 KiB vmemmap can be freed for a 2.00 MiB page [ 2.537467][ T1] raid6: skipped pq benchmark and selected avx512x4 [ 2.541356][ T1] raid6: using avx512x2 recovery algorithm [ 2.546786][ T1] ACPI: Added _OSI(Module Device) [ 2.550167][ T1] ACPI: Added _OSI(Processor Device) [ 2.553163][ T1] ACPI: Added _OSI(Processor Aggregator Device) [ 2.654351][ T1] ACPI: 1 ACPI AML tables successfully acquired and loaded [ 2.688989][ T1] ACPI: Interpreter enabled [ 2.692461][ T1] ACPI: PM: (supports S0 S3 S4 S5) [ 2.694674][ T1] ACPI: Using IOAPIC for interrupt routing [ 2.698565][ T1] PCI: Using host bridge windows from ACPI; if necessary, use "pci=nocrs" and report a bug [ 2.704913][ T1] PCI: Using E820 reservations for host bridge windows [ 2.715941][ T1] ACPI: Enabled 3 GPEs in block 00 to 3F [ 2.873474][ T1] ACPI: PCI Root Bridge [PCI0] (domain 0000 [bus 00-ff]) [ 2.874748][ T1] acpi PNP0A08:00: _OSC: OS supports [ExtendedConfig ASPM ClockPM Segments MSI HPX-Type3] [ 2.887661][ T1] acpi PNP0A08:00: _OSC: platform does not support [PCIeHotplug LTR] [ 2.903603][ T1] acpi PNP0A08:00: _OSC: OS now controls [PME AER PCIeCapability] [ 2.907496][ T1] PCI host bridge to bus 0000:00 [ 2.911019][ T1] pci_bus 0000:00: Unknown NUMA node; performance will be reduced [ 2.915043][ T1] pci_bus 0000:00: root bus resource [io 0x0000-0x0cf7 window] [ 2.920525][ T1] pci_bus 0000:00: root bus resource [io 0x0d00-0xffff window] [ 2.925198][ T1] pci_bus 0000:00: root bus resource [mem 0x000a0000-0x000bffff window] [ 2.931011][ T1] pci_bus 0000:00: root bus resource [mem 0x80000000-0xafffffff window] [ 2.934676][ T1] pci_bus 0000:00: root bus resource [mem 0xc0000000-0xfebfffff window] [ 2.940548][ T1] pci_bus 0000:00: root bus resource [mem 0x140000000-0x93fffffff window] [ 2.944683][ T1] pci_bus 0000:00: root bus resource [bus 00-ff] [ 2.949688][ T1] pci 0000:00:00.0: [8086:29c0] type 00 class 0x060000 conventional PCI endpoint [ 2.963729][ T1] pci 0000:00:01.0: [1234:1111] type 00 class 0x030000 conventional PCI endpoint [ 2.970121][ T1] pci 0000:00:01.0: BAR 0 [mem 0xfd000000-0xfdffffff pref] [ 2.974977][ T1] pci 0000:00:01.0: BAR 2 [mem 0xfebf0000-0xfebf0fff] [ 2.979911][ T1] pci 0000:00:01.0: ROM [mem 0xfebe0000-0xfebeffff pref] [ 2.986561][ T1] pci 0000:00:01.0: Video device with shadowed ROM at [mem 0x000c0000-0x000dffff] [ 2.999883][ T1] pci 0000:00:02.0: [1af4:1005] type 00 class 0x00ff00 conventional PCI endpoint [ 3.008694][ T1] pci 0000:00:02.0: BAR 0 [io 0xc080-0xc09f] [ 3.013157][ T1] pci 0000:00:02.0: BAR 1 [mem 0xfebf1000-0xfebf1fff] [ 3.014970][ T1] pci 0000:00:02.0: BAR 4 [mem 0xfe000000-0xfe003fff 64bit pref] [ 3.029908][ T1] pci 0000:00:03.0: [8086:100e] type 00 class 0x020000 conventional PCI endpoint [ 3.038384][ T1] pci 0000:00:03.0: BAR 0 [mem 0xfebc0000-0xfebdffff] [ 3.042735][ T1] pci 0000:00:03.0: BAR 1 [io 0xc000-0xc03f] [ 3.044886][ T1] pci 0000:00:03.0: ROM [mem 0xfeb80000-0xfebbffff pref] [ 3.053743][ T1] pci 0000:00:1f.0: [8086:2918] type 00 class 0x060100 conventional PCI endpoint [ 3.056850][ T1] pci 0000:00:1f.0: quirk: [io 0x0600-0x067f] claimed by ICH6 ACPI/GPIO/TCO [ 3.065584][ T1] pci 0000:00:1f.2: [8086:2922] type 00 class 0x010601 conventional PCI endpoint [ 3.073068][ T1] pci 0000:00:1f.2: BAR 4 [io 0xc0a0-0xc0bf] [ 3.074719][ T1] pci 0000:00:1f.2: BAR 5 [mem 0xfebf2000-0xfebf2fff] [ 3.082053][ T1] pci 0000:00:1f.3: [8086:2930] type 00 class 0x0c0500 conventional PCI endpoint [ 3.086831][ T1] pci 0000:00:1f.3: BAR 4 [io 0x0700-0x073f] [ 3.100555][ T1] ACPI: PCI: Interrupt link LNKA configured for IRQ 10 [ 3.110258][ T1] ACPI: PCI: Interrupt link LNKB configured for IRQ 10 [ 3.118202][ T1] ACPI: PCI: Interrupt link LNKC configured for IRQ 11 [ 3.125469][ T1] ACPI: PCI: Interrupt link LNKD configured for IRQ 11 [ 3.133696][ T1] ACPI: PCI: Interrupt link LNKE configured for IRQ 10 [ 3.138073][ T1] ACPI: PCI: Interrupt link LNKF configured for IRQ 10 [ 3.148756][ T1] ACPI: PCI: Interrupt link LNKG configured for IRQ 11 [ 3.158053][ T1] ACPI: PCI: Interrupt link LNKH configured for IRQ 11 [ 3.162584][ T1] ACPI: PCI: Interrupt link GSIA configured for IRQ 16 [ 3.165247][ T1] ACPI: PCI: Interrupt link GSIB configured for IRQ 17 [ 3.169856][ T1] ACPI: PCI: Interrupt link GSIC configured for IRQ 18 [ 3.174176][ T1] ACPI: PCI: Interrupt link GSID configured for IRQ 19 [ 3.175055][ T1] ACPI: PCI: Interrupt link GSIE configured for IRQ 20 [ 3.179655][ T1] ACPI: PCI: Interrupt link GSIF configured for IRQ 21 [ 3.184808][ T1] ACPI: PCI: Interrupt link GSIG configured for IRQ 22 [ 3.189223][ T1] ACPI: PCI: Interrupt link GSIH configured for IRQ 23 [ 3.209330][ T1] iommu: Default domain type: Translated [ 3.213302][ T1] iommu: DMA domain TLB invalidation policy: lazy mode [ 3.238777][ T1] SCSI subsystem initialized [ 3.244997][ T1] ACPI: bus type USB registered [ 3.249428][ T1] usbcore: registered new interface driver usbfs [ 3.254422][ T1] usbcore: registered new interface driver hub [ 3.254988][ T1] usbcore: registered new device driver usb [ 3.260932][ T1] mc: Linux media interface: v0.10 [ 3.264059][ T1] videodev: Linux video capture interface: v2.00 [ 3.266234][ T1] pps_core: LinuxPPS API ver. 1 registered [ 3.270338][ T1] pps_core: Software ver. 5.3.6 - Copyright 2005-2007 Rodolfo Giometti [ 3.274817][ T1] PTP clock support registered [ 3.284854][ T1] EDAC MC: Ver: 3.0.0 [ 3.295454][ T1] Advanced Linux Sound Architecture Driver Initialized. [ 3.307766][ T1] Bluetooth: Core ver 2.22 [ 3.311216][ T1] NET: Registered PF_BLUETOOTH protocol family [ 3.314655][ T1] Bluetooth: HCI device and connection manager initialized [ 3.319939][ T1] Bluetooth: HCI socket layer initialized [ 3.324021][ T1] Bluetooth: L2CAP socket layer initialized [ 3.324811][ T1] Bluetooth: SCO socket layer initialized [ 3.329080][ T1] NET: Registered PF_ATMPVC protocol family [ 3.333303][ T1] NET: Registered PF_ATMSVC protocol family [ 3.335047][ T1] NetLabel: Initializing [ 3.338009][ T1] NetLabel: domain hash size = 128 [ 3.341652][ T1] NetLabel: protocols = UNLABELED CIPSOv4 CALIPSO [ 3.345302][ T1] NetLabel: unlabeled traffic allowed by default [ 3.350732][ T1] nfc: nfc_init: NFC Core ver 0.1 [ 3.355116][ T1] NET: Registered PF_NFC protocol family [ 3.359292][ T1] mctp: management component transport protocol core [ 3.364365][ T1] NET: Registered PF_MCTP protocol family [ 3.364953][ T1] PCI: Using ACPI for IRQ routing [ 3.763676][ T1] pci 0000:00:01.0: vgaarb: setting as boot VGA device [ 3.764628][ T1] pci 0000:00:01.0: vgaarb: bridge control possible [ 3.764628][ T1] pci 0000:00:01.0: vgaarb: VGA device added: decodes=io+mem,owns=io+mem,locks=none [ 3.764662][ T1] vgaarb: loaded [ 3.769383][ T1] hpet0: at MMIO 0xfed00000, IRQs 2, 8, 0 [ 3.772571][ T1] hpet0: 3 comparators, 64-bit 100.000000 MHz counter [ 3.778431][ T1] clocksource: Switched to clocksource kvm-clock [ 3.784628][ T1] VFS: Disk quotas dquot_6.6.0 [ 3.786020][ T1] VFS: Dquot-cache hash table entries: 512 (order 0, 4096 bytes) [ 3.793431][ T1] netfs: FS-Cache loaded [ 3.797223][ T1] CacheFiles: Loaded [ 3.800341][ T1] TOMOYO: 2.6.0 [ 3.802404][ T1] Mandatory Access Control activated. [ 3.809639][ T1] AppArmor: AppArmor Filesystem Enabled [ 3.813439][ T1] pnp: PnP ACPI init [ 3.822847][ T1] system 00:05: [mem 0xb0000000-0xbfffffff window] has been reserved [ 3.838331][ T1] pnp: PnP ACPI: found 6 devices [ 3.882214][ T1] clocksource: acpi_pm: mask: 0xffffff max_cycles: 0xffffff, max_idle_ns: 2085701024 ns [ 3.889447][ T1] NET: Registered PF_INET protocol family [ 3.894835][ T1] IP idents hash table entries: 65536 (order: 7, 524288 bytes, vmalloc) [ 3.915591][ T1] tcp_listen_portaddr_hash hash table entries: 2048 (order: 5, 147456 bytes, vmalloc) [ 3.923221][ T1] Table-perturb hash table entries: 65536 (order: 6, 262144 bytes, vmalloc) [ 3.930292][ T1] TCP established hash table entries: 32768 (order: 6, 262144 bytes, vmalloc) [ 3.939924][ T1] TCP bind hash table entries: 32768 (order: 10, 4718592 bytes, vmalloc hugepage) [ 3.947990][ T1] TCP: Hash tables configured (established 32768 bind 32768) [ 3.954746][ T1] MPTCP token hash table entries: 4096 (order: 6, 360448 bytes, vmalloc) [ 3.961981][ T1] UDP hash table entries: 2048 (order: 7, 524288 bytes, vmalloc) [ 3.968033][ T1] UDP-Lite hash table entries: 2048 (order: 7, 524288 bytes, vmalloc) [ 3.973233][ T1] NET: Registered PF_UNIX/PF_LOCAL protocol family [ 3.979431][ T1] RPC: Registered named UNIX socket transport module. [ 3.984101][ T1] RPC: Registered udp transport module. [ 3.987201][ T1] RPC: Registered tcp transport module. [ 3.990568][ T1] RPC: Registered tcp-with-tls transport module. [ 3.994911][ T1] RPC: Registered tcp NFSv4.1 backchannel transport module. [ 4.001896][ T1] NET: Registered PF_XDP protocol family [ 4.005036][ T1] pci_bus 0000:00: resource 4 [io 0x0000-0x0cf7 window] [ 4.009863][ T1] pci_bus 0000:00: resource 5 [io 0x0d00-0xffff window] [ 4.014411][ T1] pci_bus 0000:00: resource 6 [mem 0x000a0000-0x000bffff window] [ 4.019380][ T1] pci_bus 0000:00: resource 7 [mem 0x80000000-0xafffffff window] [ 4.023950][ T1] pci_bus 0000:00: resource 8 [mem 0xc0000000-0xfebfffff window] [ 4.028367][ T1] pci_bus 0000:00: resource 9 [mem 0x140000000-0x93fffffff window] [ 4.034131][ T1] PCI: CLS 0 bytes, default 64 [ 4.043166][ T1] PCI-DMA: Using software bounce buffering for IO (SWIOTLB) [ 4.047942][ T1] software IO TLB: mapped [mem 0x000000007bfdf000-0x000000007ffdf000] (64MB) [ 4.053658][ T1] ACPI: bus type thunderbolt registered [ 4.058129][ T65] kworker/u9:0 (65) used greatest stack depth: 27432 bytes left [ 4.066816][ T1] RAPL PMU: API unit is 2^-32 Joules, 0 fixed counters, 10737418240 ms ovfl timer [ 4.127109][ T1] kvm_amd: CPU 0 isn't AMD or Hygon [ 4.130154][ T1] clocksource: tsc: mask: 0xffffffffffffffff max_cycles: 0x285c3ee517e, max_idle_ns: 440795257231 ns [ 4.136580][ T1] clocksource: Switched to clocksource tsc [ 4.149202][ T79] kworker/u9:0 (79) used greatest stack depth: 26440 bytes left [ 5.117362][ T1] Initialise system trusted keyrings [ 5.123877][ T1] workingset: timestamp_bits=40 max_order=20 bucket_order=0 [ 5.133334][ T1] DLM installed [ 5.138803][ T1] squashfs: version 4.0 (2009/01/31) Phillip Lougher [ 5.147114][ T1] NFS: Registering the id_resolver key type [ 5.150411][ T1] Key type id_resolver registered [ 5.153946][ T1] Key type id_legacy registered [ 5.157524][ T1] nfs4filelayout_init: NFSv4 File Layout Driver Registering... [ 5.162957][ T1] nfs4flexfilelayout_init: NFSv4 Flexfile Layout Driver Registering... [ 5.176845][ T1] Key type cifs.spnego registered [ 5.180092][ T1] Key type cifs.idmap registered [ 5.186732][ T1] ntfs3: Enabled Linux POSIX ACLs support [ 5.190944][ T1] ntfs3: Read-only LZX/Xpress compression included [ 5.195799][ T1] efs: 1.0a - http://aeschi.ch.eu.org/efs/ [ 5.199989][ T1] jffs2: version 2.2. (NAND) (SUMMARY) © 2001-2006 Red Hat, Inc. [ 5.208280][ T1] romfs: ROMFS MTD (C) 2007 Red Hat, Inc. [ 5.212651][ T1] QNX4 filesystem 0.2.3 registered. [ 5.216247][ T1] qnx6: QNX6 filesystem 1.0.0 registered. [ 5.221240][ T1] fuse: init (API version 7.44) [ 5.227716][ T1] orangefs_debugfs_init: called with debug mask: :none: :0: [ 5.232819][ T1] orangefs_init: module version upstream loaded [ 5.237855][ T1] JFS: nTxBlock = 8192, nTxLock = 65536 [ 5.270128][ T1] SGI XFS with ACLs, security attributes, realtime, quota, no debug enabled [ 5.280508][ T1] 9p: Installing v9fs 9p2000 file system support [ 5.285030][ T1] NILFS version 2 loaded [ 5.288061][ T1] befs: version: 0.9.3 [ 5.292268][ T1] ocfs2: Registered cluster interface o2cb [ 5.297731][ T1] ocfs2: Registered cluster interface user [ 5.302760][ T1] OCFS2 User DLM kernel interface loaded [ 5.321636][ T1] gfs2: GFS2 installed [ 5.336178][ T1] ceph: loaded (mds proto 32) [ 5.347991][ T1] cryptd: max_cpu_qlen set to 1000 [ 5.376277][ T1] NET: Registered PF_ALG protocol family [ 5.380613][ T1] xor: automatically using best checksumming function avx [ 5.386503][ T1] async_tx: api initialized (async) [ 5.390310][ T1] Key type asymmetric registered [ 5.393923][ T1] Asymmetric key parser 'x509' registered [ 5.398159][ T1] Asymmetric key parser 'pkcs8' registered [ 5.401824][ T1] Key type pkcs7_test registered [ 5.406284][ T1] Block layer SCSI generic (bsg) driver version 0.4 loaded (major 238) [ 5.413689][ T1] io scheduler mq-deadline registered [ 5.417622][ T1] io scheduler kyber registered [ 5.421381][ T1] io scheduler bfq registered [ 5.433625][ T1] input: Power Button as /devices/LNXSYSTM:00/LNXPWRBN:00/input/input0 [ 5.442402][ T1] ACPI: button: Power Button [PWRF] [ 5.448507][ T162] kworker/u10:1 (162) used greatest stack depth: 26280 bytes left [ 5.466572][ T1] ioatdma: Intel(R) QuickData Technology Driver 5.00 [ 5.517171][ T1] ACPI: \_SB_.GSIG: Enabled at IRQ 22 [ 5.984237][ T1] N_HDLC line discipline registered with maxframe=4096 [ 5.989434][ T1] Serial: 8250/16550 driver, 4 ports, IRQ sharing enabled [ 5.999800][ T1] 00:03: ttyS0 at I/O 0x3f8 (irq = 4, base_baud = 115200) is a 16550A [ 6.040817][ T741] kworker/u9:2 (741) used greatest stack depth: 26248 bytes left [ 6.052563][ T1] Non-volatile memory driver v1.3 [ 6.065077][ T1] Linux agpgart interface v0.103 [ 6.070339][ T1] usbcore: registered new interface driver xillyusb [ 6.079559][ T1] ACPI: bus type drm_connector registered [ 6.087887][ T1] [drm] Initialized vgem 1.0.0 for vgem on minor 0 [ 6.098806][ T1] [drm] Initialized vkms 1.0.0 for vkms on minor 1 [ 6.174953][ T1] Console: switching to colour frame buffer device 128x48 [ 6.195027][ T1] faux_driver vkms: [drm] fb0: vkmsdrmfb frame buffer device [ 6.200983][ T1] usbcore: registered new interface driver udl [ 6.206847][ T1] bochs-drm 0000:00:01.0: vgaarb: deactivate vga console [ 6.218872][ T1] [drm] Found bochs VGA, ID 0xb0c5. [ 6.222000][ T1] [drm] Framebuffer size 16384 kB @ 0xfd000000, mmio @ 0xfebf0000. [ 6.231527][ T1] [drm] Initialized bochs-drm 1.0.0 for 0000:00:01.0 on minor 2 [ 6.265174][ T1] fbcon: bochs-drmdrmfb (fb1) is primary device [ 6.265187][ T1] fbcon: Remapping primary device, fb1, to tty 1-63 [ 6.677689][ T1] ------------[ cut here ]------------ [ 6.677749][ T1] WARNING: CPU: 1 PID: 1 at ./include/linux/sched.h:2180 __ww_mutex_wound+0x21a/0x2b0 [ 6.677867][ T1] Modules linked in: [ 6.677889][ T1] CPU: 1 UID: 0 PID: 1 Comm: swapper/0 Not tainted 6.16.0-syzkaller-08685-g260f6f4fda93 #0 PREEMPT(full) [ 6.677901][ T1] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.2-debian-1.16.2-1 04/01/2014 [ 6.677908][ T1] RIP: 0010:__ww_mutex_wound+0x21a/0x2b0 [ 6.677919][ T1] Code: 5f 5d c3 cc cc cc cc cc 90 0f 0b 90 e9 89 fe ff ff 90 0f 0b 90 e9 39 ff ff ff 90 0f 0b 90 4d 85 ff 0f 85 67 ff ff ff eb 95 90 <0f> 0b 90 eb 8f 48 c7 c1 70 a3 a0 8f 80 e1 07 80 c1 03 38 c1 0f 8c [ 6.677928][ T1] RSP: 0000:ffffc900000465a0 EFLAGS: 00010046 [ 6.677941][ T1] RAX: ffff888106938d00 RBX: dffffc0000000000 RCX: 0f1d5940bd13b500 [ 6.677949][ T1] RDX: 00000000000002f7 RSI: ffffffff8db68628 RDI: ffffffff8be2fd00 [ 6.677957][ T1] RBP: 0000000000000001 R08: ffff8881069393a7 R09: 1ffff11020d27274 [ 6.677966][ T1] R10: dffffc0000000000 R11: ffffed1020d27275 R12: ffff88801c6b52f8 [ 6.677974][ T1] R13: ffffc900000469e8 R14: ffff88801c6b4880 R15: ffff8881069393a0 [ 6.677982][ T1] FS: 0000000000000000(0000) GS:ffff8881a3c79000(0000) knlGS:0000000000000000 [ 6.677991][ T1] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 6.677998][ T1] CR2: 0000000000000000 CR3: 000000000df36000 CR4: 0000000000352ef0 [ 6.678025][ T1] Call Trace: [ 6.678031][ T1] [ 6.678041][ T1] __ww_mutex_lock+0xba3/0x2930 [ 6.678106][ T1] ? drm_client_modeset_probe+0x4ee0/0x5e40 [ 6.678155][ T1] ? look_up_lock_class+0x74/0x170 [ 6.678173][ T1] ? modeset_lock+0x2be/0x650 [ 6.678192][ T1] ? __pfx___ww_mutex_lock+0x10/0x10 [ 6.678204][ T1] ? do_initcall_level+0x104/0x190 [ 6.678217][ T1] ? kernel_init+0x1d/0x1d0 [ 6.678230][ T1] ? ret_from_fork+0x3f9/0x770 [ 6.678244][ T1] ? __pfx___might_resched+0x10/0x10 [ 6.678260][ T1] ? __drm_dev_dbg+0xdb/0x1d0 [ 6.678275][ T1] ? __pfx___drm_dev_dbg+0x10/0x10 [ 6.678286][ T1] ? __drm_dev_dbg+0xdb/0x1d0 [ 6.678300][ T1] ww_mutex_lock+0x3f/0x1c0 [ 6.678314][ T1] modeset_lock+0x2be/0x650 [ 6.678329][ T1] drm_atomic_get_crtc_state+0x126/0x460 [ 6.678350][ T1] drm_atomic_get_plane_state+0x4c8/0x5a0 [ 6.678368][ T1] drm_client_modeset_commit_atomic+0x1e7/0x760 [ 6.678393][ T1] ? __pfx_drm_client_modeset_commit_atomic+0x10/0x10 [ 6.678422][ T1] ? __pfx___mutex_unlock_slowpath+0x10/0x10 [ 6.678443][ T1] drm_client_modeset_commit_locked+0xcb/0x4d0 [ 6.678461][ T1] drm_fb_helper_pan_display+0x3e7/0xbd0 [ 6.678487][ T1] fb_pan_display+0x39b/0x680 [ 6.678505][ T1] ? __pfx_drm_fb_helper_pan_display+0x10/0x10 [ 6.678524][ T1] bit_update_start+0x4d/0x1e0 [ 6.678545][ T1] fbcon_switch+0x1565/0x2040 [ 6.678593][ T1] ? __pfx_fbcon_switch+0x10/0x10 [ 6.678621][ T1] ? __pfx_hide_cursor+0x10/0x10 [ 6.678641][ T1] ? is_console_locked+0x9/0x20 [ 6.678653][ T1] ? set_origin+0x346/0x480 [ 6.678669][ T1] redraw_screen+0x56d/0xe90 [ 6.678690][ T1] ? __pfx_redraw_screen+0x10/0x10 [ 6.678708][ T1] ? is_console_locked+0x9/0x20 [ 6.678719][ T1] ? fbcon_clear_margins+0x283/0x410 [ 6.678735][ T1] fbcon_prepare_logo+0x750/0xa10 [ 6.678754][ T1] ? is_console_locked+0x9/0x20 [ 6.678762][ T1] ? con_is_bound+0x15e/0x1f0 [ 6.678776][ T1] set_con2fb_map+0xd30/0x13c0 [ 6.678797][ T1] fbcon_fb_registered+0x24e/0x610 [ 6.678812][ T1] register_framebuffer+0x70b/0x8b0 [ 6.678840][ T1] ? __pfx_register_framebuffer+0x10/0x10 [ 6.678861][ T1] ? __drm_fb_helper_initial_config_and_unlock+0x1282/0x18a0 [ 6.678883][ T1] __drm_fb_helper_initial_config_and_unlock+0x1307/0x18a0 [ 6.678907][ T1] ? drm_fb_helper_initial_config+0x29/0x40 [ 6.678926][ T1] ? __pfx___drm_fb_helper_initial_config_and_unlock+0x10/0x10 [ 6.678957][ T1] drm_fbdev_client_hotplug+0x16c/0x230 [ 6.678974][ T1] drm_client_register+0x16f/0x210 [ 6.678992][ T1] drm_fbdev_client_setup+0x19f/0x3f0 [ 6.679007][ T1] drm_client_setup+0x107/0x220 [ 6.679019][ T1] bochs_pci_probe+0xaa5/0xbc0 [ 6.679043][ T1] pci_device_probe+0x456/0x800 [ 6.679062][ T1] ? __pfx_pci_device_probe+0x10/0x10 [ 6.679082][ T1] ? driver_sysfs_add+0x1fe/0x210 [ 6.679096][ T1] ? __pfx_pci_device_probe+0x10/0x10 [ 6.679108][ T1] really_probe+0x26a/0x9e0 [ 6.679124][ T1] __driver_probe_device+0x18c/0x2f0 [ 6.679136][ T1] driver_probe_device+0x4f/0x430 [ 6.679149][ T1] __driver_attach+0x452/0x700 [ 6.679161][ T1] bus_for_each_dev+0x230/0x2b0 [ 6.679175][ T1] ? __pfx___driver_attach+0x10/0x10 [ 6.679184][ T1] ? __pfx_bus_for_each_dev+0x10/0x10 [ 6.679199][ T1] ? do_raw_spin_unlock+0x122/0x240 [ 6.679214][ T1] bus_add_driver+0x345/0x640 [ 6.679232][ T1] driver_register+0x23a/0x320 [ 6.679243][ T1] ? __pfx_bochs_pci_driver_init+0x10/0x10 [ 6.679257][ T1] do_one_initcall+0x233/0x820 [ 6.679270][ T1] ? __pfx_bochs_pci_driver_init+0x10/0x10 [ 6.679283][ T1] ? __pfx_do_one_initcall+0x10/0x10 [ 6.679295][ T1] ? _raw_spin_unlock_irqrestore+0x85/0x110 [ 6.679306][ T1] ? lockdep_hardirqs_on+0x9c/0x150 [ 6.679318][ T1] ? _raw_spin_unlock_irqrestore+0xad/0x110 [ 6.679329][ T1] ? __pfx__raw_spin_unlock_irqrestore+0x10/0x10 [ 6.679353][ T1] ? irqentry_exit+0x74/0x90 [ 6.679367][ T1] ? lockdep_hardirqs_on+0x9c/0x150 [ 6.679388][ T1] ? next_arg+0x498/0x5e0 [ 6.679401][ T1] ? parameq+0x14d/0x170 [ 6.679417][ T1] ? parse_args+0x993/0xa70 [ 6.679437][ T1] ? __pfx_parse_args+0x10/0x10 [ 6.679461][ T1] ? rcu_is_watching+0x15/0xb0 [ 6.679482][ T1] do_initcall_level+0x104/0x190 [ 6.679497][ T1] ? kernel_init+0x1d/0x1d0 [ 6.679513][ T1] do_initcalls+0x59/0xa0 [ 6.679529][ T1] kernel_init_freeable+0x334/0x4a0 [ 6.679547][ T1] ? __pfx_kernel_init_freeable+0x10/0x10 [ 6.679590][ T1] ? _raw_spin_unlock_irq+0x23/0x50 [ 6.679603][ T1] ? __pfx_kernel_init+0x10/0x10 [ 6.679618][ T1] kernel_init+0x1d/0x1d0 [ 6.679630][ T1] ? __pfx_kernel_init+0x10/0x10 [ 6.679642][ T1] ret_from_fork+0x3f9/0x770 [ 6.679661][ T1] ? __pfx_ret_from_fork+0x10/0x10 [ 6.679683][ T1] ? __pfx_kernel_init+0x10/0x10 [ 6.679697][ T1] ret_from_fork_asm+0x1a/0x30 [ 6.679719][ T1] [ 6.679726][ T1] Kernel panic - not syncing: kernel: panic_on_warn set ... [ 6.679735][ T1] CPU: 1 UID: 0 PID: 1 Comm: swapper/0 Not tainted 6.16.0-syzkaller-08685-g260f6f4fda93 #0 PREEMPT(full) [ 6.679746][ T1] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.2-debian-1.16.2-1 04/01/2014 [ 6.679752][ T1] Call Trace: [ 6.679757][ T1] [ 6.679761][ T1] dump_stack_lvl+0x99/0x250 [ 6.679773][ T1] ? __asan_memcpy+0x40/0x70 [ 6.679785][ T1] ? __pfx_dump_stack_lvl+0x10/0x10 [ 6.679795][ T1] ? __pfx__printk+0x10/0x10 [ 6.679822][ T1] vpanic+0x27a/0x730 [ 6.679833][ T1] ? __pfx__printk+0x10/0x10 [ 6.679845][ T1] ? __pfx_vpanic+0x10/0x10 [ 6.679855][ T1] ? is_bpf_text_address+0x26/0x2b0 [ 6.679876][ T1] panic+0xb9/0xc0 [ 6.679886][ T1] ? __pfx_panic+0x10/0x10 [ 6.679910][ T1] __warn+0x31b/0x4b0 [ 6.679922][ T1] ? __ww_mutex_wound+0x21a/0x2b0 [ 6.679935][ T1] ? __ww_mutex_wound+0x21a/0x2b0 [ 6.679946][ T1] report_bug+0x2be/0x4f0 [ 6.679958][ T1] ? __ww_mutex_wound+0x21a/0x2b0 [ 6.679971][ T1] ? __ww_mutex_wound+0x21a/0x2b0 [ 6.679980][ T1] ? __ww_mutex_wound+0x21c/0x2b0 [ 6.679989][ T1] handle_bug+0x84/0x160 [ 6.680006][ T1] exc_invalid_op+0x1a/0x50 [ 6.680022][ T1] asm_exc_invalid_op+0x1a/0x20 [ 6.680035][ T1] RIP: 0010:__ww_mutex_wound+0x21a/0x2b0 [ 6.680048][ T1] Code: 5f 5d c3 cc cc cc cc cc 90 0f 0b 90 e9 89 fe ff ff 90 0f 0b 90 e9 39 ff ff ff 90 0f 0b 90 4d 85 ff 0f 85 67 ff ff ff eb 95 90 <0f> 0b 90 eb 8f 48 c7 c1 70 a3 a0 8f 80 e1 07 80 c1 03 38 c1 0f 8c [ 6.680056][ T1] RSP: 0000:ffffc900000465a0 EFLAGS: 00010046 [ 6.680067][ T1] RAX: ffff888106938d00 RBX: dffffc0000000000 RCX: 0f1d5940bd13b500 [ 6.680076][ T1] RDX: 00000000000002f7 RSI: ffffffff8db68628 RDI: ffffffff8be2fd00 [ 6.680085][ T1] RBP: 0000000000000001 R08: ffff8881069393a7 R09: 1ffff11020d27274 [ 6.680092][ T1] R10: dffffc0000000000 R11: ffffed1020d27275 R12: ffff88801c6b52f8 [ 6.680100][ T1] R13: ffffc900000469e8 R14: ffff88801c6b4880 R15: ffff8881069393a0 [ 6.680124][ T1] __ww_mutex_lock+0xba3/0x2930 [ 6.680143][ T1] ? drm_client_modeset_probe+0x4ee0/0x5e40 [ 6.680159][ T1] ? look_up_lock_class+0x74/0x170 [ 6.680172][ T1] ? modeset_lock+0x2be/0x650 [ 6.680189][ T1] ? __pfx___ww_mutex_lock+0x10/0x10 [ 6.680200][ T1] ? do_initcall_level+0x104/0x190 [ 6.680213][ T1] ? kernel_init+0x1d/0x1d0 [ 6.680226][ T1] ? ret_from_fork+0x3f9/0x770 [ 6.680242][ T1] ? __pfx___might_resched+0x10/0x10 [ 6.680255][ T1] ? __drm_dev_dbg+0xdb/0x1d0 [ 6.680272][ T1] ? __pfx___drm_dev_dbg+0x10/0x10 [ 6.680285][ T1] ? __drm_dev_dbg+0xdb/0x1d0 [ 6.680299][ T1] ww_mutex_lock+0x3f/0x1c0 [ 6.680314][ T1] modeset_lock+0x2be/0x650 [ 6.680332][ T1] drm_atomic_get_crtc_state+0x126/0x460 [ 6.680354][ T1] drm_atomic_get_plane_state+0x4c8/0x5a0 [ 6.680377][ T1] drm_client_modeset_commit_atomic+0x1e7/0x760 [ 6.680403][ T1] ? __pfx_drm_client_modeset_commit_atomic+0x10/0x10 [ 6.680433][ T1] ? __pfx___mutex_unlock_slowpath+0x10/0x10 [ 6.680454][ T1] drm_client_modeset_commit_locked+0xcb/0x4d0 [ 6.680471][ T1] drm_fb_helper_pan_display+0x3e7/0xbd0 [ 6.680494][ T1] fb_pan_display+0x39b/0x680 [ 6.680510][ T1] ? __pfx_drm_fb_helper_pan_display+0x10/0x10 [ 6.680525][ T1] bit_update_start+0x4d/0x1e0 [ 6.680542][ T1] fbcon_switch+0x1565/0x2040 [ 6.680563][ T1] ? __pfx_fbcon_switch+0x10/0x10 [ 6.680613][ T1] ? __pfx_hide_cursor+0x10/0x10 [ 6.680629][ T1] ? is_console_locked+0x9/0x20 [ 6.680638][ T1] ? set_origin+0x346/0x480 [ 6.680652][ T1] redraw_screen+0x56d/0xe90 [ 6.680671][ T1] ? __pfx_redraw_screen+0x10/0x10 [ 6.680687][ T1] ? is_console_locked+0x9/0x20 [ 6.680694][ T1] ? fbcon_clear_margins+0x283/0x410 [ 6.680710][ T1] fbcon_prepare_logo+0x750/0xa10 [ 6.680732][ T1] ? is_console_locked+0x9/0x20 [ 6.680742][ T1] ? con_is_bound+0x15e/0x1f0 [ 6.680774][ T1] set_con2fb_map+0xd30/0x13c0 [ 6.680794][ T1] fbcon_fb_registered+0x24e/0x610 [ 6.680809][ T1] register_framebuffer+0x70b/0x8b0 [ 6.680830][ T1] ? __pfx_register_framebuffer+0x10/0x10 [ 6.680850][ T1] ? __drm_fb_helper_initial_config_and_unlock+0x1282/0x18a0 [ 6.680870][ T1] __drm_fb_helper_initial_config_and_unlock+0x1307/0x18a0 [ 6.680890][ T1] ? drm_fb_helper_initial_config+0x29/0x40 [ 6.680890][ T1] ? __pfx___drm_fb_helper_initial_config_and_unlock+0x10/0x10 [ 6.680890][ T1] drm_fbdev_client_hotplug+0x16c/0x230 [ 6.680890][ T1] drm_client_register+0x16f/0x210 [ 6.680890][ T1] drm_fbdev_client_setup+0x19f/0x3f0 [ 6.680890][ T1] drm_client_setup+0x107/0x220 [ 6.680890][ T1] bochs_pci_probe+0xaa5/0xbc0 [ 6.680890][ T1] pci_device_probe+0x456/0x800 [ 6.680890][ T1] ? __pfx_pci_device_probe+0x10/0x10 [ 6.680890][ T1] ? driver_sysfs_add+0x1fe/0x210 [ 6.680890][ T1] ? __pfx_pci_device_probe+0x10/0x10 [ 6.680890][ T1] really_probe+0x26a/0x9e0 [ 6.680890][ T1] __driver_probe_device+0x18c/0x2f0 [ 6.680890][ T1] driver_probe_device+0x4f/0x430 [ 6.680890][ T1] __driver_attach+0x452/0x700 [ 6.680890][ T1] bus_for_each_dev+0x230/0x2b0 [ 6.680890][ T1] ? __pfx___driver_attach+0x10/0x10 [ 6.680890][ T1] ? __pfx_bus_for_each_dev+0x10/0x10 [ 6.680890][ T1] ? do_raw_spin_unlock+0x122/0x240 [ 6.680890][ T1] bus_add_driver+0x345/0x640 [ 6.680890][ T1] driver_register+0x23a/0x320 [ 6.680890][ T1] ? __pfx_bochs_pci_driver_init+0x10/0x10 [ 6.680890][ T1] do_one_initcall+0x233/0x820 [ 6.680890][ T1] ? __pfx_bochs_pci_driver_init+0x10/0x10 [ 6.680890][ T1] ? __pfx_do_one_initcall+0x10/0x10 [ 6.680890][ T1] ? _raw_spin_unlock_irqrestore+0x85/0x110 [ 6.680890][ T1] ? lockdep_hardirqs_on+0x9c/0x150 [ 6.680890][ T1] ? _raw_spin_unlock_irqrestore+0xad/0x110 [ 6.680890][ T1] ? __pfx__raw_spin_unlock_irqrestore+0x10/0x10 [ 6.680890][ T1] ? irqentry_exit+0x74/0x90 [ 6.680890][ T1] ? lockdep_hardirqs_on+0x9c/0x150 [ 6.680890][ T1] ? next_arg+0x498/0x5e0 [ 6.680890][ T1] ? parameq+0x14d/0x170 [ 6.680890][ T1] ? parse_args+0x993/0xa70 [ 6.680890][ T1] ? __pfx_parse_args+0x10/0x10 [ 6.680890][ T1] ? rcu_is_watching+0x15/0xb0 [ 6.680890][ T1] do_initcall_level+0x104/0x190 [ 6.680890][ T1] ? kernel_init+0x1d/0x1d0 [ 6.680890][ T1] do_initcalls+0x59/0xa0 [ 6.680890][ T1] kernel_init_freeable+0x334/0x4a0 [ 6.680890][ T1] ? __pfx_kernel_init_freeable+0x10/0x10 [ 6.680890][ T1] ? _raw_spin_unlock_irq+0x23/0x50 [ 6.680890][ T1] ? __pfx_kernel_init+0x10/0x10 [ 6.680890][ T1] kernel_init+0x1d/0x1d0 [ 6.680890][ T1] ? __pfx_kernel_init+0x10/0x10 [ 6.680890][ T1] ret_from_fork+0x3f9/0x770 [ 6.680890][ T1] ? __pfx_ret_from_fork+0x10/0x10 [ 6.680890][ T1] ? __pfx_kernel_init+0x10/0x10 [ 6.680890][ T1] ret_from_fork_asm+0x1a/0x30 [ 6.680890][ T1] [ 6.680890][ T1] Kernel Offset: disabled 2025/08/06 06:55:06 runner 2 connected 2025/08/06 06:59:06 STAT { "buffer too small": 0, "candidate triage jobs": 0, "candidates": 0, "comps overflows": 47, "corpus": 1362, "corpus [files]": 0, "corpus [symbols]": 0, "cover overflows": 57, "coverage": 13423, "distributor delayed": 811, "distributor undelayed": 811, "distributor violated": 0, "exec candidate": 2209, "exec collide": 28035, "exec fuzz": 52749, "exec gen": 2839, "exec hints": 8739, "exec inject": 0, "exec minimize": 22169, "exec retries": 0, "exec seeds": 4083, "exec smash": 33952, "exec total [base]": 48665, "exec total [new]": 165234, "exec triage": 3881, "executor restarts": 51, "fault jobs": 0, "fuzzer jobs": 14, "fuzzing VMs [base]": 4, "fuzzing VMs [new]": 10, "hints jobs": 3, "max signal": 14182, "minimize: array": 0, "minimize: buffer": 0, "minimize: call": 11007, "minimize: filename": 0, "minimize: integer": 0, "minimize: pointer": 0, "minimize: props": 0, "minimize: resource": 0, "modules [base]": 1, "modules [new]": 1, "new inputs": 1634, "no exec duration": 20794000000, "no exec requests": 308, "pending": 0, "prog exec time": 313, "reproducing": 0, "rpc recv": 1899994928, "rpc sent": 328180496, "signal": 12704, "smash jobs": 6, "triage jobs": 5, "vm output": 900547, "vm restarts [base]": 4, "vm restarts [new]": 10 } 2025/08/06 07:04:06 STAT { "buffer too small": 0, "candidate triage jobs": 0, "candidates": 0, "comps overflows": 55, "corpus": 1434, "corpus [files]": 0, "corpus [symbols]": 0, "cover overflows": 68, "coverage": 13563, "distributor delayed": 838, "distributor undelayed": 838, "distributor violated": 0, "exec candidate": 2209, "exec collide": 35691, "exec fuzz": 67446, "exec gen": 3621, "exec hints": 9355, "exec inject": 0, "exec minimize": 23690, "exec retries": 0, "exec seeds": 4301, "exec smash": 35732, "exec total [base]": 59987, "exec total [new]": 192699, "exec triage": 4076, "executor restarts": 51, "fault jobs": 0, "fuzzer jobs": 14, "fuzzing VMs [base]": 4, "fuzzing VMs [new]": 10, "hints jobs": 3, "max signal": 14337, "minimize: array": 0, "minimize: buffer": 0, "minimize: call": 11694, "minimize: filename": 0, "minimize: integer": 0, "minimize: pointer": 0, "minimize: props": 0, "minimize: resource": 0, "modules [base]": 1, "modules [new]": 1, "new inputs": 1715, "no exec duration": 20794000000, "no exec requests": 308, "pending": 0, "prog exec time": 355, "reproducing": 0, "rpc recv": 2029648596, "rpc sent": 404000392, "signal": 12847, "smash jobs": 8, "triage jobs": 3, "vm output": 1068854, "vm restarts [base]": 4, "vm restarts [new]": 10 } 2025/08/06 07:05:06 fuzzer has not reached the modified code in 30m0s, aborting 2025/08/06 07:05:07 syz-diff (base): kernel context loop terminated 2025/08/06 07:05:07 syz-diff (new): kernel context loop terminated 2025/08/06 07:05:07 diff fuzzing terminated 2025/08/06 07:05:07 bug reporting terminated 2025/08/06 07:05:07 status reporting terminated 2025/08/06 07:05:07 fuzzing is finished 2025/08/06 07:05:07 status at the end: Title On-Base On-Patched