failed to run ["ssh" "-p" "41599" "-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 41599 timed out [ 0.000000][ T0] Linux version syzkaller (syzkaller@syzkaller) (Debian clang version 22.1.8 (++20260613092233+e80beda6e255-1~exp1~20260613092250.77), Debian LLD 22.1.8) #0 SMP PREEMPT_DYNAMIC now [ 0.000000][ T0] Command line: root=/dev/sda console=ttyS0 root=/dev/sda1 [ 0.000000][ T0] KERNEL supported cpus: [ 0.000000][ T0] Intel GenuineIntel [ 0.000000][ T0] AMD AuthenticAMD [ 0.000000][ T0] x86/CPU: Model not found in latest microcode list [ 0.000000][ T0] BIOS-provided physical RAM map: [ 0.000000][ T0] BIOS-e820: [mem 0x0000000000000000-0x000000000009fbff] System RAM [ 0.000000][ T0] BIOS-e820: [mem 0x000000000009fc00-0x000000000009ffff] device reserved [ 0.000000][ T0] BIOS-e820: [gap 0x00000000000a0000-0x00000000000effff] [ 0.000000][ T0] BIOS-e820: [mem 0x00000000000f0000-0x00000000000fffff] device reserved [ 0.000000][ T0] BIOS-e820: [mem 0x0000000000100000-0x000000007ffdefff] System RAM [ 0.000000][ T0] BIOS-e820: [mem 0x000000007ffdf000-0x000000007fffffff] device reserved [ 0.000000][ T0] BIOS-e820: [gap 0x0000000080000000-0x00000000afffffff] [ 0.000000][ T0] BIOS-e820: [mem 0x00000000b0000000-0x00000000bfffffff] device reserved [ 0.000000][ T0] BIOS-e820: [gap 0x00000000c0000000-0x00000000fed1bfff] [ 0.000000][ T0] BIOS-e820: [mem 0x00000000fed1c000-0x00000000fed1ffff] device reserved [ 0.000000][ T0] BIOS-e820: [gap 0x00000000fed20000-0x00000000feffbfff] [ 0.000000][ T0] BIOS-e820: [mem 0x00000000feffc000-0x00000000feffffff] device reserved [ 0.000000][ T0] BIOS-e820: [gap 0x00000000ff000000-0x00000000fffbffff] [ 0.000000][ T0] BIOS-e820: [mem 0x00000000fffc0000-0x00000000ffffffff] device reserved [ 0.000000][ T0] BIOS-e820: [mem 0x0000000100000000-0x000000023fffffff] System RAM [ 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] Hash pointers mode set to never. [ 0.000000][ T0] Malformed early option 'vsyscall' [ 0.000000][ T0] NX (Execute Disable) protection: active [ 0.000000][ T0] APIC: Static calls initialized [ 0.000000][ T0] DMI: 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] last_pfn = 0x7ffdf max_arch_pfn = 0x400000000 [ 0.000000][ T0] kvm-clock: Using msrs 4b564d01 and 4b564d00 [ 0.000009][ T0] kvm-clock: using sched offset of 2611500354 cycles [ 0.004817][ T0] clocksource: kvm-clock: mask: 0xffffffffffffffff max_cycles: 0x1cd42e4dffb, max_idle_ns: 881590591483 ns [ 0.018690][ T0] tsc: Detected 2800.288 MHz processor [ 0.031385][ T0] last_pfn = 0x240000 max_arch_pfn = 0x400000000 [ 0.036833][ T0] MTRR map: 4 entries (3 fixed + 1 variable; max 19), built from 8 variable MTRRs [ 0.044326][ T0] x86/PAT: Configuration [0-7]: WB WC UC- UC WB WP UC- WT [ 0.051163][ T0] last_pfn = 0x7ffdf max_arch_pfn = 0x400000000 [ 0.064916][ T0] found SMP MP-table at [mem 0x000f5b80-0x000f5b8f] [ 0.075050][ T0] ACPI: Early table checksum verification disabled [ 0.079590][ T0] ACPI: RSDP 0x00000000000F5960 000014 (v00 BOCHS ) [ 0.085298][ T0] ACPI: RSDT 0x000000007FFE234D 000038 (v01 BOCHS BXPC 00000001 BXPC 00000001) [ 0.092181][ T0] ACPI: FACP 0x000000007FFE213D 0000F4 (v03 BOCHS BXPC 00000001 BXPC 00000001) [ 0.098873][ T0] ACPI: DSDT 0x000000007FFE0040 0020FD (v01 BOCHS BXPC 00000001 BXPC 00000001) [ 0.105875][ T0] ACPI: FACS 0x000000007FFE0000 000040 [ 0.109803][ T0] ACPI: APIC 0x000000007FFE2231 000080 (v01 BOCHS BXPC 00000001 BXPC 00000001) [ 0.116423][ T0] ACPI: HPET 0x000000007FFE22B1 000038 (v01 BOCHS BXPC 00000001 BXPC 00000001) [ 0.123064][ T0] ACPI: MCFG 0x000000007FFE22E9 00003C (v01 BOCHS BXPC 00000001 BXPC 00000001) [ 0.129209][ T0] ACPI: WAET 0x000000007FFE2325 000028 (v01 BOCHS BXPC 00000001 BXPC 00000001) [ 0.135723][ T0] ACPI: Reserving FACP table memory at [mem 0x7ffe213d-0x7ffe2230] [ 0.140986][ T0] ACPI: Reserving DSDT table memory at [mem 0x7ffe0040-0x7ffe213c] [ 0.146452][ T0] ACPI: Reserving FACS table memory at [mem 0x7ffe0000-0x7ffe003f] [ 0.151729][ T0] ACPI: Reserving APIC table memory at [mem 0x7ffe2231-0x7ffe22b0] [ 0.156661][ T0] ACPI: Reserving HPET table memory at [mem 0x7ffe22b1-0x7ffe22e8] [ 0.162165][ T0] ACPI: Reserving MCFG table memory at [mem 0x7ffe22e9-0x7ffe2324] [ 0.167463][ T0] ACPI: Reserving WAET table memory at [mem 0x7ffe2325-0x7ffe234c] [ 0.174666][ T0] No NUMA configuration found [ 0.178319][ T0] Faking a node at [mem 0x0000000000000000-0x000000023fffffff] [ 0.184184][ T0] Faking node 0 at [mem 0x0000000000001000-0x0000000160000fff] (5632MB) [ 0.190940][ T0] Faking node 1 at [mem 0x0000000160001000-0x000000023fffffff] (3583MB) [ 0.197843][ T0] NODE_DATA(0) allocated [mem 0x15fffb100-0x160000fff] [ 0.204275][ T0] NODE_DATA(1) allocated [mem 0x23fff7100-0x23fffcfff] [ 0.543142][ T0] KernelAddressSanitizer initialized (generic) [ 0.550836][ T0] ACPI: PM-Timer IO Port: 0x608 [ 0.554163][ T0] ACPI: LAPIC_NMI (acpi_id[0xff] dfl dfl lint[0x1]) [ 0.558638][ T0] IOAPIC[0]: apic_id 0, version 17, address 0xfec00000, GSI 0-23 [ 0.563382][ T0] ACPI: INT_SRC_OVR (bus 0 bus_irq 0 global_irq 2 dfl dfl) [ 0.567839][ T0] ACPI: INT_SRC_OVR (bus 0 bus_irq 5 global_irq 5 high level) [ 0.572761][ T0] ACPI: INT_SRC_OVR (bus 0 bus_irq 9 global_irq 9 high level) [ 0.577232][ T0] ACPI: INT_SRC_OVR (bus 0 bus_irq 10 global_irq 10 high level) [ 0.582156][ T0] ACPI: INT_SRC_OVR (bus 0 bus_irq 11 global_irq 11 high level) [ 0.586822][ T0] ACPI: Using ACPI (MADT) for SMP configuration information [ 0.592207][ T0] ACPI: HPET id: 0x8086a201 base: 0xfed00000 [ 0.596210][ T0] CPU topo: Max. logical packages: 2 [ 0.600121][ T0] CPU topo: Max. logical nodes: 1 [ 0.604008][ T0] CPU topo: Num. nodes per package: 1 [ 0.607704][ T0] CPU topo: Max. logical dies: 2 [ 0.611653][ T0] CPU topo: Max. dies per package: 1 [ 0.615413][ T0] CPU topo: Max. threads per core: 1 [ 0.619240][ T0] CPU topo: Num. cores per package: 1 [ 0.623250][ T0] CPU topo: Num. threads per package: 1 [ 0.627607][ T0] CPU topo: Allowing 2 present CPUs plus 0 hotplug CPUs [ 0.633141][ T0] kvm-guest: APIC: eoi() replaced with kvm_guest_apic_eoi_write() [ 0.639509][ T0] PM: hibernation: Registered nosave memory: [mem 0x00000000-0x00000fff] [ 0.646262][ T0] PM: hibernation: Registered nosave memory: [mem 0x0009f000-0x000fffff] [ 0.652673][ T0] PM: hibernation: Registered nosave memory: [mem 0x7ffdf000-0xffffffff] [ 0.659169][ T0] [gap 0xc0000000-0xfed1bfff] available for PCI devices [ 0.664024][ T0] Booting paravirtualized kernel on KVM [ 0.667727][ T0] clocksource: refined-jiffies: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 19112604462750000 ns [ 0.761720][ T0] Zone ranges: [ 0.764691][ T0] DMA [mem 0x0000000000001000-0x0000000000ffffff] [ 0.770809][ T0] DMA32 [mem 0x0000000001000000-0x00000000ffffffff] [ 0.776983][ T0] Normal [mem 0x0000000100000000-0x000000023fffffff] [ 0.782930][ T0] Device empty [ 0.786155][ T0] Movable zone start for each node [ 0.790404][ T0] Early memory node ranges [ 0.794148][ T0] node 0: [mem 0x0000000000001000-0x000000000009efff] [ 0.800118][ T0] node 0: [mem 0x0000000000100000-0x000000007ffdefff] [ 0.806188][ T0] node 0: [mem 0x0000000100000000-0x0000000160000fff] [ 0.811839][ T0] node 1: [mem 0x0000000160001000-0x000000023fffffff] [ 0.816932][ T0] Initmem setup node 0 [mem 0x0000000000001000-0x0000000160000fff] [ 0.822421][ T0] Initmem setup node 1 [mem 0x0000000160001000-0x000000023fffffff] [ 0.874359][ T0] On node 0, zone DMA: 1 pages in unavailable ranges [ 0.879379][ T0] On node 0, zone DMA: 97 pages in unavailable ranges [ 0.939967][ T0] On node 0, zone Normal: 33 pages in unavailable ranges [ 0.997604][ T0] setup_percpu: NR_CPUS:8 nr_cpumask_bits:2 nr_cpu_ids:2 nr_node_ids:2 [ 1.006080][ T0] percpu: Embedded 71 pages/cpu s252936 r8192 d29688 u2097152 [ 1.012960][ T0] kvm-guest: PV spinlocks disabled, no host support [ 1.018758][ 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 \ [ 1.093705][ T0] Kernel command line: comedi.comedi_num_legacy_minors=4 panic_on_warn=1 root=/dev/sda console=ttyS0 root=/dev/sda1 [ 1.110374][ T0] Unknown kernel command line parameters "nbds_max=32", will be passed to user space. [ 1.118520][ T0] printk: log buffer data + meta data: 262144 + 917504 = 1179648 bytes [ 1.126214][ T0] software IO TLB: area num 2. [ 1.169584][ T0] Fallback order for Node 0: 0 1 [ 1.169611][ T0] Fallback order for Node 1: 1 0 [ 1.169629][ T0] Built 2 zonelists, mobility grouping on. Total pages: 1834877 [ 1.181401][ T0] Policy zone: Normal [ 1.185488][ T0] mem auto-init: stack:all(zero), heap alloc:on, heap free:off [ 1.190293][ T0] stackdepot: allocating hash table via alloc_large_system_hash [ 1.195103][ T0] stackdepot hash table entries: 1048576 (order: 12, 16777216 bytes, linear) [ 1.207480][ T0] stackdepot: allocating space for 8192 stack pools via memblock [ 1.942696][ T0] ********************************************************** [ 1.947685][ T0] ** NOTICE NOTICE NOTICE NOTICE NOTICE NOTICE NOTICE ** [ 1.952462][ T0] ** ** [ 1.957189][ T0] ** This system shows unhashed kernel memory addresses ** [ 1.962084][ T0] ** via the console, logs, and other interfaces. This ** [ 1.966813][ T0] ** might reduce the security of your system. ** [ 1.971496][ T0] ** ** [ 1.976154][ T0] ** If you see this message and you are not debugging ** [ 1.980745][ T0] ** the kernel, report this immediately to your system ** [ 1.985417][ T0] ** administrator! ** [ 1.990238][ T0] ** ** [ 1.994979][ T0] ** Use hash_pointers=always to force this mode off ** [ 1.999668][ T0] ** ** [ 2.004506][ T0] ** NOTICE NOTICE NOTICE NOTICE NOTICE NOTICE NOTICE ** [ 2.009246][ T0] ********************************************************** [ 2.017798][ T0] SLUB: HWalign=64, Order=0-3, MinObjects=0, CPUs=2, Nodes=2 [ 2.164115][ T0] allocated 146800640 bytes of page_ext [ 2.167182][ T0] Node 0, zone DMA: page owner found early allocated 0 pages [ 2.174808][ T0] Node 0, zone DMA32: page owner found early allocated 0 pages [ 2.197448][ T0] Node 0, zone Normal: page owner found early allocated 18691 pages [ 2.210922][ T0] Node 1, zone Normal: page owner found early allocated 17287 pages [ 2.215938][ T0] Kernel/User page tables isolation: enabled [ 2.220405][ T0] Dynamic Preempt: full [ 2.224768][ T0] Running RCU self tests [ 2.227262][ T0] Running RCU synchronous self tests [ 2.229990][ T0] rcu: Preemptible hierarchical RCU implementation. [ 2.233358][ T0] rcu: RCU lockdep checking is enabled. [ 2.236743][ T0] rcu: RCU restricting CPUs from NR_CPUS=8 to nr_cpu_ids=2. [ 2.240917][ T0] rcu: RCU callback double-/use-after-free debug is enabled. [ 2.245035][ T0] rcu: RCU debug extended QS entry/exit. [ 2.248083][ T0] All grace periods are expedited (rcu_expedited). [ 2.251704][ T0] Trampoline variant of Tasks RCU enabled. [ 2.255183][ T0] Tracing variant of Tasks RCU enabled. [ 2.258824][ T0] rcu: RCU calculated value of scheduler-enlistment delay is 10 jiffies. [ 2.264263][ T0] rcu: Adjusting geometry for rcu_fanout_leaf=16, nr_cpu_ids=2 [ 2.269274][ T0] Running RCU synchronous self tests [ 2.272408][ T0] RCU Tasks: Setting shift to 1 and lim to 1 rcu_task_cb_adjust=1 rcu_task_cpu_ids=2. [ 2.492607][ T0] NR_IRQS: 4352, nr_irqs: 440, preallocated irqs: 16 [ 2.497359][ T0] rcu: srcu_init: Setting srcu_struct sizes based on contention. [ 2.501302][ T0] clocksource: jiffies: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 19112604462750000 ns [ 2.507835][ T0] kfence: initialized - using 2097152 bytes for 255 objects at 0xffff88823c400000-0xffff88823c600000 [ 2.551774][ T0] Console: colour VGA+ 80x25 [ 2.554715][ T0] printk: console [ttyS0] enabled [ 2.554715][ T0] printk: console [ttyS0] enabled [ 2.559902][ T0] printk: legacy bootconsole [earlyser0] disabled [ 2.559902][ T0] printk: legacy bootconsole [earlyser0] disabled [ 2.567922][ T0] Lock dependency validator: Copyright (c) 2006 Red Hat, Inc., Ingo Molnar [ 2.573120][ T0] ... MAX_LOCKDEP_SUBCLASSES: 8 [ 2.576145][ T0] ... MAX_LOCK_DEPTH: 48 [ 2.579066][ T0] ... MAX_LOCKDEP_KEYS: 8192 [ 2.582223][ T0] ... CLASSHASH_SIZE: 4096 [ 2.585164][ T0] ... MAX_LOCKDEP_ENTRIES: 1048576 [ 2.588291][ T0] ... MAX_LOCKDEP_CHAINS: 1048576 [ 2.591574][ T0] ... CHAINHASH_SIZE: 524288 [ 2.594423][ T0] memory used by lock dependency info: 106625 kB [ 2.598116][ T0] memory used for stack traces: 8320 kB [ 2.601125][ T0] per task-struct memory footprint: 1920 bytes [ 2.605112][ T0] mempolicy: Enabling automatic NUMA balancing. Configure with numa_balancing= or the kernel.numa_balancing sysctl [ 2.611822][ T0] ACPI: Core revision 20260408 [ 2.615817][ T0] clocksource: hpet: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 19112604467 ns [ 2.622610][ T0] APIC: Switch to symmetric I/O mode setup [ 2.627508][ T0] x2apic enabled [ 2.631216][ T0] APIC: Switched APIC routing to: physical x2apic [ 2.642362][ T0] ..TIMER: vector=0x30 apic1=0 pin1=2 apic2=-1 pin2=-1 [ 2.646196][ T0] clocksource: tsc-early: mask: 0xffffffffffffffff max_cycles: 0x285d5089797, max_idle_ns: 440795227447 ns [ 2.652564][ T0] Calibrating delay loop (skipped) preset value.. 5600.57 BogoMIPS (lpj=28002880) [ 2.659510][ T0] Last level iTLB entries: 4KB 0, 2MB 0, 4MB 0 [ 2.662564][ T0] Last level dTLB entries: 4KB 0, 2MB 0, 4MB 0, 1GB 0 [ 2.666512][ T0] mitigations: Enabled attack vectors: user_kernel, user_user, guest_host, guest_guest, SMT mitigations: auto [ 2.672566][ T0] Speculative Store Bypass: Vulnerable [ 2.675781][ T0] Spectre V2 : Mitigation: Retpolines [ 2.679027][ T0] ITS: Mitigation: Aligned branch/return thunks [ 2.682566][ T0] MDS: Vulnerable: Clear CPU buffers attempted, no microcode [ 2.687401][ T0] Spectre V1 : Mitigation: usercopy/swapgs barriers and __user pointer sanitization [ 2.692566][ T0] Spectre V2 : Spectre v2 / SpectreRSB: Filling RSB on context switch and VMEXIT [ 2.697703][ T0] active return thunk: its_return_thunk [ 2.702601][ T0] x86/fpu: x87 FPU will use FXSAVE [ 2.970446][ T0] pid_max: default: 32768 minimum: 301 [ 2.973709][ T0] landlock: Up and running. [ 2.976027][ T0] Yama: becoming mindful. [ 2.978770][ T0] TOMOYO Linux initialized [ 2.983396][ T0] AppArmor: AppArmor initialized [ 2.987467][ T0] LSM support for eBPF active [ 2.990213][ T0] debugfs: Unable to create file 'net_refcnt@ffffffff9aed2a40', debugfs is not initialized yet [ 2.992615][ T0] debugfs: Unable to create file 'net_notrefcnt@ffffffff9aed2ab8', debugfs is not initialized yet [ 3.008233][ T0] Dentry cache hash table entries: 1048576 (order: 11, 8388608 bytes, vmalloc hugepage) [ 3.015481][ T0] Inode-cache hash table entries: 524288 (order: 10, 4194304 bytes, vmalloc hugepage) [ 3.022578][ T0] Mount-cache hash table entries: 16384 (order: 5, 131072 bytes, vmalloc) [ 3.027035][ T0] Mountpoint-cache hash table entries: 16384 (order: 5, 131072 bytes, vmalloc) [ 3.033338][ T0] VFS: Finished mounting rootfs on nullfs [ 3.042564][ T0] Running RCU synchronous self tests [ 3.046106][ T0] Running RCU synchronous self tests [ 3.170538][ T1] smpboot: CPU0: Intel QEMU Virtual CPU version 2.5+ (family: 0xf, model: 0x6b, stepping: 0x1) [ 3.174914][ T1] Performance Events: unsupported Netburst CPU model 107 no PMU driver, software events only. [ 3.181881][ T1] signal: max sigframe size: 1440 [ 3.183369][ T1] rcu: Hierarchical SRCU implementation. [ 3.186559][ T1] rcu: Max phase no-delay instances is 1000. [ 3.194030][ T1] Timer migration: 1 hierarchy levels; 8 children per group; 0 crossnode level [ 3.285792][ T1] NMI watchdog: Perf NMI watchdog permanently disabled [ 3.291396][ T1] smp: Bringing up secondary CPUs ... [ 3.304886][ T1] smpboot: x86: Booting SMP configuration: [ 3.308565][ T1] .... node #1, CPUs: #1 [ 3.323092][ T1] smp: Brought up 2 nodes, 2 CPUs [ 3.323092][ T1] smpboot: Total of 2 processors activated (11201.15 BogoMIPS) [ 3.334512][ T1] Memory: 5578016K/7339508K available (178605K kernel code, 30465K rwdata, 42204K rodata, 27160K init, 120572K bss, 1597032K reserved, 0K cma-reserved) [ 3.353429][ T1] devtmpfs: initialized [ 3.357648][ T1] x86/mm: Memory block size: 128MB [ 3.423230][ T1] Running RCU synchronous self tests [ 3.426698][ T1] Running RCU synchronous self tests [ 3.430593][ T1] Running RCU Tasks wait API self tests [ 3.432786][ T1] Running RCU Tasks Trace wait API self tests [ 3.436742][ T1] posixtimers hash table entries: 1024 (order: 5, 73728 bytes, vmalloc) [ 3.436742][ T1] futex hash table entries: 256 (32768 bytes on 2 NUMA nodes, total 64 KiB, linear). [ 3.448699][ T1] PM: RTC time: 09:51:20, date: 2026-08-26 [ 3.462583][ T1] NET: Registered PF_NETLINK/PF_ROUTE protocol family [ 3.472579][ T1] audit: initializing netlink subsys (disabled) [ 3.475494][ T1] thermal_sys: Registered thermal governor 'step_wise' [ 3.482641][ T34] audit: type=2000 audit(1787737880.025:1): state=initialized audit_enabled=0 res=1 [ 3.482641][ T1] cpuidle: using governor menu [ 3.482641][ T1] NET: Registered PF_QIPCRTR protocol family [ 3.492478][ T1] dca service started, version 1.12.1 [ 3.502600][ T10] Callback from call_rcu_tasks_trace() invoked. [ 3.495574][ T1] PCI: ECAM [mem 0xb0000000-0xbfffffff] (base 0xb0000000) for domain 0000 [bus 00-ff] [ 3.495574][ T1] PCI: ECAM [mem 0xb0000000-0xbfffffff] reserved as E820 entry [ 3.619474][ T1] PCI: Using configuration type 1 for base access [ 3.643090][ T1] HugeTLB: registered 2.00 MiB page size, pre-allocated 0 pages [ 3.643090][ T1] HugeTLB: 28 KiB vmemmap can be freed for a 2.00 MiB page [ 3.682699][ T32] Callback from call_rcu_tasks() invoked. [ 3.722576][ T1] raid6: using intx1 recovery algorithm [ 3.726619][ T1] ACPI: Added _OSI(Module Device) [ 3.732570][ T1] ACPI: Added _OSI(Processor Device) [ 3.732570][ T1] ACPI: Added _OSI(Processor Aggregator Device) [ 3.877184][ T1] ACPI: 1 ACPI AML tables successfully acquired and loaded [ 3.965203][ T1] ACPI: \_SB_: platform _OSC: OS support mask [000e7eee] [ 3.969551][ T1] ACPI: Interpreter enabled [ 3.973189][ T1] ACPI: PM: (supports S0 S3 S4 S5) [ 3.973189][ T1] ACPI: Using IOAPIC for interrupt routing [ 3.973189][ T1] PCI: Using host bridge windows from ACPI; if necessary, use "pci=nocrs" and report a bug [ 3.973189][ T1] PCI: Using E820 reservations for host bridge windows [ 3.977619][ T1] ACPI: Enabled 2 GPEs in block 00 to 3F [ 4.151009][ T1] ACPI: PCI Root Bridge [PCI0] (domain 0000 [bus 00-ff]) [ 4.152693][ T1] acpi PNP0A08:00: _OSC: OS supports [ExtendedConfig ASPM ClockPM Segments MSI HPX-Type3] [ 4.157619][ T1] acpi PNP0A08:00: _OSC: platform does not support [PCIeHotplug LTR] [ 4.168891][ T1] acpi PNP0A08:00: _OSC: OS now controls [PME AER PCIeCapability] [ 4.172636][ T1] PCI host bridge to bus 0000:00 [ 4.172636][ T1] pci_bus 0000:00: Unknown NUMA node; performance will be reduced [ 4.172724][ T1] pci_bus 0000:00: root bus resource [io 0x0000-0x0cf7 window] [ 4.172755][ T1] pci_bus 0000:00: root bus resource [io 0x0d00-0xffff window] [ 4.172783][ T1] pci_bus 0000:00: root bus resource [mem 0x000a0000-0x000bffff window] [ 4.172811][ T1] pci_bus 0000:00: root bus resource [mem 0x80000000-0xafffffff window] [ 4.172839][ T1] pci_bus 0000:00: root bus resource [mem 0xc0000000-0xfebfffff window] [ 4.172868][ T1] pci_bus 0000:00: root bus resource [mem 0x240000000-0xa3fffffff window] [ 4.172899][ T1] pci_bus 0000:00: root bus resource [bus 00-ff] [ 4.173548][ T1] pci 0000:00:00.0: [8086:29c0] type 00 class 0x060000 conventional PCI endpoint [ 4.182733][ T1] pci 0000:00:01.0: [1234:1111] type 00 class 0x030000 conventional PCI endpoint [ 4.192550][ T1] pci 0000:00:01.0: BAR 0 [mem 0xfd000000-0xfdffffff pref] [ 4.192550][ T1] pci 0000:00:01.0: BAR 2 [mem 0xfebf0000-0xfebf0fff] [ 4.192550][ T1] pci 0000:00:01.0: ROM [mem 0xfebe0000-0xfebeffff pref] [ 4.192550][ T1] pci 0000:00:01.0: Video device with shadowed ROM at [mem 0x000c0000-0x000dffff] [ 4.194778][ T1] pci 0000:00:02.0: [1af4:1005] type 00 class 0x00ff00 conventional PCI endpoint [ 4.199055][ T1] pci 0000:00:02.0: BAR 0 [io 0xc080-0xc09f] [ 4.199146][ T1] pci 0000:00:02.0: BAR 1 [mem 0xfebf1000-0xfebf1fff] [ 4.199389][ T1] pci 0000:00:02.0: BAR 4 [mem 0xfe000000-0xfe003fff 64bit pref] [ 4.209531][ T1] pci 0000:00:03.0: [8086:100e] type 00 class 0x020000 conventional PCI endpoint [ 4.213935][ T1] pci 0000:00:03.0: BAR 0 [mem 0xfebc0000-0xfebdffff] [ 4.214011][ T1] pci 0000:00:03.0: BAR 1 [io 0xc000-0xc03f] [ 4.214294][ T1] pci 0000:00:03.0: ROM [mem 0xfeb80000-0xfebbffff pref] [ 4.222039][ T1] pci 0000:00:1f.0: [8086:2918] type 00 class 0x060100 conventional PCI endpoint [ 4.232581][ T1] pci 0000:00:1f.0: quirk: [io 0x0600-0x067f] claimed by ICH6 ACPI/GPIO/TCO [ 4.232581][ T1] pci 0000:00:1f.2: [8086:2922] type 00 class 0x010601 conventional PCI endpoint [ 4.234911][ T1] pci 0000:00:1f.2: BAR 4 [io 0xc0a0-0xc0bf] [ 4.234975][ T1] pci 0000:00:1f.2: BAR 5 [mem 0xfebf2000-0xfebf2fff] [ 4.240071][ T1] pci 0000:00:1f.3: [8086:2930] type 00 class 0x0c0500 conventional PCI endpoint [ 4.253393][ T1] pci 0000:00:1f.3: BAR 4 [io 0x0700-0x073f] [ 4.315751][ T1] ACPI: PCI: Interrupt link LNKA configured for IRQ 10 [ 4.321891][ T1] ACPI: PCI: Interrupt link LNKB configured for IRQ 10 [ 4.338131][ T1] ACPI: PCI: Interrupt link LNKC configured for IRQ 11 [ 4.361026][ T1] ACPI: PCI: Interrupt link LNKD configured for IRQ 11 [ 4.362568][ T1] ACPI: PCI: Interrupt link LNKE configured for IRQ 10 [ 4.367975][ T1] ACPI: PCI: Interrupt link LNKF configured for IRQ 10 [ 4.371389][ T1] ACPI: PCI: Interrupt link LNKG configured for IRQ 11 [ 4.377738][ T1] ACPI: PCI: Interrupt link LNKH configured for IRQ 11 [ 4.382588][ T1] ACPI: PCI: Interrupt link GSIA configured for IRQ 16 [ 4.382588][ T1] ACPI: PCI: Interrupt link GSIB configured for IRQ 17 [ 4.382588][ T1] ACPI: PCI: Interrupt link GSIC configured for IRQ 18 [ 4.382588][ T1] ACPI: PCI: Interrupt link GSID configured for IRQ 19 [ 4.382588][ T1] ACPI: PCI: Interrupt link GSIE configured for IRQ 20 [ 4.383150][ T1] ACPI: PCI: Interrupt link GSIF configured for IRQ 21 [ 4.383931][ T1] ACPI: PCI: Interrupt link GSIG configured for IRQ 22 [ 4.384758][ T1] ACPI: PCI: Interrupt link GSIH configured for IRQ 23 [ 4.422653][ T1] iommu: Default domain type: Translated [ 4.422653][ T1] iommu: DMA domain TLB invalidation policy: lazy mode [ 4.427244][ T1] SCSI subsystem initialized [ 4.454983][ T1] ACPI: bus type USB registered [ 4.462580][ T1] usbcore: registered new interface driver usbfs [ 4.462580][ T1] usbcore: registered new interface driver hub [ 4.462580][ T1] usbcore: registered new device driver usb [ 4.462580][ T1] mc: Linux media interface: v0.10 [ 4.462580][ T1] videodev: Linux video capture interface: v2.00 [ 4.462580][ T1] pps_core: LinuxPPS API ver. 1 registered [ 4.462580][ T1] pps_core: Software ver. 5.3.6 - Copyright 2005-2007 Rodolfo Giometti [ 4.462580][ T1] PTP clock support registered [ 4.482703][ T1] EDAC MC: Ver: 3.0.0 [ 4.502601][ T1] Advanced Linux Sound Architecture Driver Initialized. [ 4.504525][ T1] Bluetooth: Core ver 2.22 ** replaying previous printk message ** [ 4.504525][ T1] Bluetooth: Core ver 2.22 [ 4.504804][ T1] NET: Registered PF_BLUETOOTH protocol family [ 4.504813][ T1] Bluetooth: HCI device and connection manager initialized [ 4.504987][ T1] Bluetooth: HCI socket layer initialized [ 4.505009][ T1] Bluetooth: L2CAP socket layer initialized [ 4.505154][ T1] Bluetooth: SCO socket layer initialized [ 4.505358][ T1] NET: Registered PF_ATMPVC protocol family [ 4.506011][ T1] NetLabel: Initializing [ 4.506018][ T1] NetLabel: domain hash size = 128 [ 4.506025][ T1] NetLabel: protocols = UNLABELED CIPSOv4 CALIPSO [ 4.506636][ T1] NetLabel: unlabeled traffic allowed by default [ 4.509757][ T1] nfc: nfc_init: NFC Core ver 0.1 [ 4.510417][ T1] ------------[ cut here ]------------ [ 4.510426][ T1] workqueue: nfc_llcp_wq is using neither WQ_PERCPU or WQ_UNBOUND. Setting WQ_PERCPU. [ 4.510449][ T1] WARNING: kernel/workqueue.c:5939 at __alloc_workqueue+0x1cd2/0x1fe0, CPU#1: swapper/0/1 [ 4.578842][ T1] Modules linked in: [ 4.582600][ T1] CPU: 1 UID: 0 PID: 1 Comm: swapper/0 Not tainted syzkaller #0 PREEMPT(full) [ 4.588193][ T1] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.2-debian-1.16.2-1 04/01/2014 [ 4.592599][ T1] RIP: 0010:__alloc_workqueue+0x1cd5/0x1fe0 [ 4.596424][ T1] Code: 0b 90 e9 6d fc ff ff e8 f9 f0 38 00 e9 7f fb ff ff e8 ef f0 38 00 e9 85 fb ff ff e8 e5 f0 38 00 48 8d 3d 3e 1a ee 0e 4c 89 f6 <67> 48 0f b9 3a 41 81 cf 00 01 00 00 e9 10 e6 ff ff e8 c5 f0 38 00 [ 4.612581][ T1] RSP: 0000:ffffc90000067788 EFLAGS: 00010293 [ 4.616771][ T1] RAX: ffffffff818ecbbb RBX: 0000000000000000 RCX: ffff888102adda00 [ 4.621768][ T1] RDX: 0000000000000000 RSI: ffff8881680b0d70 RDI: ffffffff907ce600 [ 4.621768][ T1] RBP: ffffffff8d4e3fa0 R08: ffff888102adda00 R09: 0000000000000002 [ 4.632627][ T1] R10: 0000000000000102 R11: 0000000000000000 R12: ffff8881680b0c00 [ 4.637893][ T1] R13: ffff8881680b0c00 R14: ffff8881680b0d70 R15: 0000000000000000 [ 4.642571][ T1] FS: 0000000000000000(0000) GS:ffff8882a8ce0000(0000) knlGS:0000000000000000 [ 4.647981][ T1] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 4.652572][ T1] CR2: 0000000000000000 CR3: 000000000eb48000 CR4: 00000000000006f0 [ 4.657907][ T1] Call Trace: [ 4.659958][ T1] [ 4.661832][ T1] ? __pfx_proto_register+0x10/0x10 [ 4.661955][ T1] alloc_workqueue_noprof+0xe3/0x210 [ 4.661955][ T1] ? __pfx_alloc_workqueue_noprof+0x10/0x10 [ 4.662573][ T1] ? nfc_proto_register+0x17d/0x220 [ 4.665813][ T1] ? _raw_write_unlock+0x28/0x50 [ 4.668861][ T1] ? __pfx_nfc_init+0x10/0x10 [ 4.671855][ T1] nfc_llcp_init+0x15/0x50 [ 4.682577][ T1] nfc_init+0x74/0xa0 [ 4.685061][ T1] do_one_initcall+0x250/0x870 [ 4.687979][ T1] ? __pfx_nfc_init+0x10/0x10 [ 4.692584][ T1] ? __pfx_do_one_initcall+0x10/0x10 [ 4.695926][ T1] ? stack_trace_save+0xa9/0x100 [ 4.698885][ T1] ? __pfx___schedule+0x10/0x10 [ 4.701933][ T1] ? irqentry_exit+0x218/0x910 [ 4.702949][ T1] ? lockdep_hardirqs_on+0x7b/0x110 [ 4.702949][ T1] ? irqentry_exit+0x218/0x910 [ 4.702949][ T1] ? trace_irq_disable+0x3b/0x140 [ 4.712603][ T1] ? strlen+0x1f/0x70 [ 4.715148][ T1] ? next_arg+0x4a0/0x5e0 [ 4.718478][ T1] ? parameq+0x14d/0x170 [ 4.722583][ T1] ? parse_args+0x9c3/0xad0 [ 4.725434][ T1] ? rcu_is_watching+0x16/0xb0 [ 4.728542][ T1] do_initcall_level+0x10a/0x1a0 [ 4.732581][ T1] ? kernel_init+0x22/0x1d0 [ 4.735492][ T1] do_initcalls+0x59/0xa0 [ 4.738311][ T1] kernel_init_freeable+0x29d/0x3e0 [ 4.742608][ T1] ? __pfx_kernel_init+0x10/0x10 [ 4.746084][ T1] kernel_init+0x22/0x1d0 [ 4.748669][ T1] ? __pfx_kernel_init+0x10/0x10 [ 4.751324][ T1] ret_from_fork+0x514/0xb70 [ 4.752590][ T1] ? __pfx_ret_from_fork+0x10/0x10 [ 4.755161][ T1] ? __switch_to+0xc89/0x1420 [ 4.757519][ T1] ? __pfx_kernel_init+0x10/0x10 [ 4.760328][ T1] ret_from_fork_asm+0x1a/0x30 [ 4.762580][ T1] [ 4.764110][ T1] Kernel panic - not syncing: kernel: panic_on_warn set ... [ 4.767676][ T1] CPU: 1 UID: 0 PID: 1 Comm: swapper/0 Not tainted syzkaller #0 PREEMPT(full) [ 4.772550][ T1] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.2-debian-1.16.2-1 04/01/2014 [ 4.772550][ T1] Call Trace: [ 4.772550][ T1] [ 4.772550][ T1] vpanic+0x56d/0xa60 [ 4.772550][ T1] ? __pfx__printk+0x10/0x10 [ 4.772550][ T1] ? __pfx_vpanic+0x10/0x10 [ 4.772550][ T1] ? is_bpf_text_address+0x292/0x2b0 [ 4.772550][ T1] ? is_bpf_text_address+0x26/0x2b0 [ 4.772550][ T1] panic+0xc5/0xd0 [ 4.772550][ T1] ? __pfx_panic+0x10/0x10 [ 4.772550][ T1] ? ret_from_fork_asm+0x1a/0x30 [ 4.772550][ T1] __warn+0x315/0x4c0 [ 4.772550][ T1] ? __alloc_workqueue+0x1cd2/0x1fe0 [ 4.812586][ T1] ? __alloc_workqueue+0x1cd2/0x1fe0 [ 4.812586][ T1] __report_bug+0x276/0x570 [ 4.812586][ T1] ? ret_from_fork+0x514/0xb70 [ 4.812586][ T1] ? ret_from_fork_asm+0x1a/0x30 [ 4.812586][ T1] ? __alloc_workqueue+0x1cd2/0x1fe0 [ 4.812586][ T1] ? __pfx___report_bug+0x10/0x10 [ 4.812586][ T1] report_bug_entry+0x19b/0x290 [ 4.812586][ T1] ? __alloc_workqueue+0x1cd5/0x1fe0 [ 4.812586][ T1] ? __alloc_workqueue+0x1cda/0x1fe0 [ 4.812586][ T1] handle_bug+0xce/0x200 [ 4.812586][ T1] exc_invalid_op+0x1a/0x50 [ 4.812586][ T1] asm_exc_invalid_op+0x1a/0x20 [ 4.812586][ T1] RIP: 0010:__alloc_workqueue+0x1cd5/0x1fe0 [ 4.812586][ T1] Code: 0b 90 e9 6d fc ff ff e8 f9 f0 38 00 e9 7f fb ff ff e8 ef f0 38 00 e9 85 fb ff ff e8 e5 f0 38 00 48 8d 3d 3e 1a ee 0e 4c 89 f6 <67> 48 0f b9 3a 41 81 cf 00 01 00 00 e9 10 e6 ff ff e8 c5 f0 38 00 [ 4.812586][ T1] RSP: 0000:ffffc90000067788 EFLAGS: 00010293 [ 4.812586][ T1] RAX: ffffffff818ecbbb RBX: 0000000000000000 RCX: ffff888102adda00 [ 4.812586][ T1] RDX: 0000000000000000 RSI: ffff8881680b0d70 RDI: ffffffff907ce600 [ 4.812586][ T1] RBP: ffffffff8d4e3fa0 R08: ffff888102adda00 R09: 0000000000000002 [ 4.812586][ T1] R10: 0000000000000102 R11: 0000000000000000 R12: ffff8881680b0c00 [ 4.812586][ T1] R13: ffff8881680b0c00 R14: ffff8881680b0d70 R15: 0000000000000000 [ 4.812586][ T1] ? __alloc_workqueue+0x1ccb/0x1fe0 [ 4.812586][ T1] ? __alloc_workqueue+0x1ccb/0x1fe0 [ 4.812586][ T1] ? __pfx_proto_register+0x10/0x10 [ 4.812586][ T1] alloc_workqueue_noprof+0xe3/0x210 [ 4.812586][ T1] ? __pfx_alloc_workqueue_noprof+0x10/0x10 [ 4.912584][ T1] ? nfc_proto_register+0x17d/0x220 [ 4.912584][ T1] ? _raw_write_unlock+0x28/0x50 [ 4.912584][ T1] ? __pfx_nfc_init+0x10/0x10 [ 4.912584][ T1] nfc_llcp_init+0x15/0x50 [ 4.912584][ T1] nfc_init+0x74/0xa0 [ 4.912584][ T1] do_one_initcall+0x250/0x870 [ 4.912584][ T1] ? __pfx_nfc_init+0x10/0x10 [ 4.912584][ T1] ? __pfx_do_one_initcall+0x10/0x10 [ 4.912584][ T1] ? stack_trace_save+0xa9/0x100 [ 4.912584][ T1] ? __pfx___schedule+0x10/0x10 [ 4.912584][ T1] ? irqentry_exit+0x218/0x910 [ 4.912584][ T1] ? lockdep_hardirqs_on+0x7b/0x110 [ 4.912584][ T1] ? irqentry_exit+0x218/0x910 [ 4.912584][ T1] ? trace_irq_disable+0x3b/0x140 [ 4.912584][ T1] ? strlen+0x1f/0x70 [ 4.912584][ T1] ? next_arg+0x4a0/0x5e0 [ 4.912584][ T1] ? parameq+0x14d/0x170 [ 4.912584][ T1] ? parse_args+0x9c3/0xad0 [ 4.912584][ T1] ? rcu_is_watching+0x16/0xb0 [ 4.912584][ T1] do_initcall_level+0x10a/0x1a0 [ 4.912584][ T1] ? kernel_init+0x22/0x1d0 [ 4.912584][ T1] do_initcalls+0x59/0xa0 [ 4.912584][ T1] kernel_init_freeable+0x29d/0x3e0 [ 4.912584][ T1] ? __pfx_kernel_init+0x10/0x10 [ 4.912584][ T1] kernel_init+0x22/0x1d0 [ 4.912584][ T1] ? __pfx_kernel_init+0x10/0x10 [ 4.912584][ T1] ret_from_fork+0x514/0xb70 [ 4.912584][ T1] ? __pfx_ret_from_fork+0x10/0x10 [ 4.912584][ T1] ? __switch_to+0xc89/0x1420 [ 4.912584][ T1] ? __pfx_kernel_init+0x10/0x10 [ 4.912584][ T1] ret_from_fork_asm+0x1a/0x30 [ 4.912584][ T1] [ 4.912584][ T1] Rebooting in 86400 seconds..