failed to run ["ssh" "-p" "15479" "-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 15479 timed out [ 0.000000][ T0] Linux version syzkaller (syzkaller@syzkaller) (Debian clang version 20.1.8 (++20250708063551+0c9f909b7976-1~exp1~20250708183702.136), Debian LLD 20.1.8) #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] 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] 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] 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 1921889393 cycles [ 0.003510][ T0] clocksource: kvm-clock: mask: 0xffffffffffffffff max_cycles: 0x1cd42e4dffb, max_idle_ns: 881590591483 ns [ 0.013956][ T0] tsc: Detected 2800.250 MHz processor [ 0.022556][ T0] last_pfn = 0x140000 max_arch_pfn = 0x400000000 [ 0.026544][ T0] MTRR map: 4 entries (3 fixed + 1 variable; max 19), built from 8 variable MTRRs [ 0.031911][ T0] x86/PAT: Configuration [0-7]: WB WC UC- UC WB WP UC- WT [ 0.036813][ T0] last_pfn = 0x7ffdf max_arch_pfn = 0x400000000 [ 0.048281][ T0] found SMP MP-table at [mem 0x000f5b80-0x000f5b8f] [ 0.054954][ T0] ACPI: Early table checksum verification disabled [ 0.058807][ T0] ACPI: RSDP 0x00000000000F5960 000014 (v00 BOCHS ) [ 0.062784][ T0] ACPI: RSDT 0x000000007FFE234D 000038 (v01 BOCHS BXPC 00000001 BXPC 00000001) [ 0.068340][ T0] ACPI: FACP 0x000000007FFE213D 0000F4 (v03 BOCHS BXPC 00000001 BXPC 00000001) [ 0.073859][ T0] ACPI: DSDT 0x000000007FFE0040 0020FD (v01 BOCHS BXPC 00000001 BXPC 00000001) [ 0.079339][ T0] ACPI: FACS 0x000000007FFE0000 000040 [ 0.082509][ T0] ACPI: APIC 0x000000007FFE2231 000080 (v01 BOCHS BXPC 00000001 BXPC 00000001) [ 0.087999][ T0] ACPI: HPET 0x000000007FFE22B1 000038 (v01 BOCHS BXPC 00000001 BXPC 00000001) [ 0.093433][ T0] ACPI: MCFG 0x000000007FFE22E9 00003C (v01 BOCHS BXPC 00000001 BXPC 00000001) [ 0.098947][ T0] ACPI: WAET 0x000000007FFE2325 000028 (v01 BOCHS BXPC 00000001 BXPC 00000001) [ 0.104397][ T0] ACPI: Reserving FACP table memory at [mem 0x7ffe213d-0x7ffe2230] [ 0.108974][ T0] ACPI: Reserving DSDT table memory at [mem 0x7ffe0040-0x7ffe213c] [ 0.113580][ T0] ACPI: Reserving FACS table memory at [mem 0x7ffe0000-0x7ffe003f] [ 0.118166][ T0] ACPI: Reserving APIC table memory at [mem 0x7ffe2231-0x7ffe22b0] [ 0.122740][ T0] ACPI: Reserving HPET table memory at [mem 0x7ffe22b1-0x7ffe22e8] [ 0.127432][ T0] ACPI: Reserving MCFG table memory at [mem 0x7ffe22e9-0x7ffe2324] [ 0.132061][ T0] ACPI: Reserving WAET table memory at [mem 0x7ffe2325-0x7ffe234c] [ 0.138345][ T0] No NUMA configuration found [ 0.141032][ T0] Faking a node at [mem 0x0000000000000000-0x000000013fffffff] [ 0.145413][ T0] Faking node 0 at [mem 0x0000000000001000-0x0000000060000fff] (1536MB) [ 0.150274][ T0] Faking node 1 at [mem 0x0000000060001000-0x000000013fffffff] (3583MB) [ 0.155190][ T0] NODE_DATA(0) allocated [mem 0x5fffb400-0x60000fff] [ 0.159870][ T0] NODE_DATA(1) allocated [mem 0x13fff7400-0x13fffcfff] [ 0.177279][ T0] Zone ranges: [ 0.179319][ T0] DMA [mem 0x0000000000001000-0x0000000000ffffff] [ 0.183479][ T0] DMA32 [mem 0x0000000001000000-0x00000000ffffffff] [ 0.187651][ T0] Normal [mem 0x0000000100000000-0x000000013fffffff] [ 0.191800][ T0] Device empty [ 0.193975][ T0] Movable zone start for each node [ 0.196925][ T0] Early memory node ranges [ 0.199448][ T0] node 0: [mem 0x0000000000001000-0x000000000009efff] [ 0.203606][ T0] node 0: [mem 0x0000000000100000-0x0000000060000fff] [ 0.207726][ T0] node 1: [mem 0x0000000060001000-0x000000007ffdefff] [ 0.211856][ T0] node 1: [mem 0x0000000100000000-0x000000013fffffff] [ 0.216046][ T0] Initmem setup node 0 [mem 0x0000000000001000-0x0000000060000fff] [ 0.220678][ T0] Initmem setup node 1 [mem 0x0000000060001000-0x000000013fffffff] [ 0.225281][ T0] On node 0, zone DMA: 1 pages in unavailable ranges [ 0.229382][ T0] On node 0, zone DMA: 97 pages in unavailable ranges [ 0.276858][ T0] On node 1, zone Normal: 33 pages in unavailable ranges [ 0.398000][ T0] kasan: KernelAddressSanitizer initialized [ 0.403673][ T0] ACPI: PM-Timer IO Port: 0x608 [ 0.406552][ T0] ACPI: LAPIC_NMI (acpi_id[0xff] dfl dfl lint[0x1]) [ 0.410557][ T0] IOAPIC[0]: apic_id 0, version 17, address 0xfec00000, GSI 0-23 [ 0.415107][ T0] ACPI: INT_SRC_OVR (bus 0 bus_irq 0 global_irq 2 dfl dfl) [ 0.419291][ T0] ACPI: INT_SRC_OVR (bus 0 bus_irq 5 global_irq 5 high level) [ 0.423629][ T0] ACPI: INT_SRC_OVR (bus 0 bus_irq 9 global_irq 9 high level) [ 0.427995][ T0] ACPI: INT_SRC_OVR (bus 0 bus_irq 10 global_irq 10 high level) [ 0.432410][ T0] ACPI: INT_SRC_OVR (bus 0 bus_irq 11 global_irq 11 high level) [ 0.436874][ T0] ACPI: Using ACPI (MADT) for SMP configuration information [ 0.441087][ T0] ACPI: HPET id: 0x8086a201 base: 0xfed00000 [ 0.444568][ T0] CPU topo: Max. logical packages: 2 [ 0.447727][ T0] CPU topo: Max. logical dies: 2 [ 0.450875][ T0] CPU topo: Max. dies per package: 1 [ 0.453991][ T0] CPU topo: Max. threads per core: 1 [ 0.457158][ T0] CPU topo: Num. cores per package: 1 [ 0.460497][ T0] CPU topo: Num. threads per package: 1 [ 0.463808][ T0] CPU topo: Allowing 2 present CPUs plus 0 hotplug CPUs [ 0.467933][ T0] kvm-guest: APIC: eoi() replaced with kvm_guest_apic_eoi_write() [ 0.472607][ T0] PM: hibernation: Registered nosave memory: [mem 0x00000000-0x00000fff] [ 0.477527][ T0] PM: hibernation: Registered nosave memory: [mem 0x0009f000-0x000fffff] [ 0.482451][ T0] PM: hibernation: Registered nosave memory: [mem 0x7ffdf000-0xffffffff] [ 0.487332][ T0] [mem 0xc0000000-0xfed1bfff] available for PCI devices [ 0.491498][ T0] Booting paravirtualized kernel on KVM [ 0.494731][ T0] clocksource: refined-jiffies: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 19112604462750000 ns [ 0.578445][ T0] setup_percpu: NR_CPUS:8 nr_cpumask_bits:2 nr_cpu_ids:2 nr_node_ids:2 [ 0.584582][ T0] percpu: Embedded 70 pages/cpu s246472 r8192 d32056 u2097152 [ 0.589138][ T0] kvm-guest: PV spinlocks disabled, no host support [ 0.593010][ 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 [ 0.596594][ T0] Unknown kernel command line parameters "spec_store_bypass_disable=prctl nbds_max=32", will be passed to user space. [ 0.657983][ T0] printk: log buffer data + meta data: 262144 + 917504 = 1179648 bytes [ 0.663035][ T0] software IO TLB: area num 2. [ 0.690858][ T0] Fallback order for Node 0: 0 1 [ 0.690907][ T0] Fallback order for Node 1: 1 0 [ 0.690918][ T0] Built 2 zonelists, mobility grouping on. Total pages: 786301 [ 0.699489][ T0] Policy zone: Normal [ 0.701964][ T0] mem auto-init: stack:all(zero), heap alloc:on, heap free:off [ 0.705595][ T0] stackdepot: allocating hash table via alloc_large_system_hash [ 0.709265][ T0] stackdepot hash table entries: 1048576 (order: 12, 16777216 bytes, linear) [ 0.717581][ T0] stackdepot: allocating space for 8192 stack pools via memblock [ 0.891807][ T0] ********************************************************** [ 0.895418][ T0] ** NOTICE NOTICE NOTICE NOTICE NOTICE NOTICE NOTICE ** [ 0.898924][ T0] ** ** [ 0.902434][ T0] ** This system shows unhashed kernel memory addresses ** [ 0.905957][ T0] ** via the console, logs, and other interfaces. This ** [ 0.909471][ T0] ** might reduce the security of your system. ** [ 0.913017][ T0] ** ** [ 0.916498][ T0] ** If you see this message and you are not debugging ** [ 0.920001][ T0] ** the kernel, report this immediately to your system ** [ 0.923492][ T0] ** administrator! ** [ 0.926990][ T0] ** ** [ 0.930510][ T0] ** Use hash_pointers=always to force this mode off ** [ 0.934029][ T0] ** ** [ 0.937532][ T0] ** NOTICE NOTICE NOTICE NOTICE NOTICE NOTICE NOTICE ** [ 0.941088][ T0] ********************************************************** [ 0.946079][ T0] SLUB: HWalign=64, Order=0-3, MinObjects=0, CPUs=2, Nodes=2 [ 0.990271][ T0] allocated 62914560 bytes of page_ext [ 0.993011][ T0] Node 0, zone DMA: page owner found early allocated 0 pages [ 1.003469][ T0] Node 0, zone DMA32: page owner found early allocated 8422 pages [ 1.007809][ T0] Node 1, zone DMA32: page owner found early allocated 0 pages [ 1.015435][ T0] Node 1, zone Normal: page owner found early allocated 7043 pages [ 1.019815][ T0] Kernel/User page tables isolation: enabled [ 1.023902][ T0] Dynamic Preempt: full [ 1.027038][ T0] Running RCU self tests [ 1.029040][ T0] Running RCU synchronous self tests [ 1.031557][ T0] rcu: Preemptible hierarchical RCU implementation. [ 1.034707][ T0] rcu: RCU lockdep checking is enabled. [ 1.037385][ T0] rcu: RCU restricting CPUs from NR_CPUS=8 to nr_cpu_ids=2. [ 1.040899][ T0] rcu: RCU callback double-/use-after-free debug is enabled. [ 1.044462][ T0] rcu: RCU debug extended QS entry/exit. [ 1.047172][ T0] All grace periods are expedited (rcu_expedited). [ 1.050293][ T0] Trampoline variant of Tasks RCU enabled. [ 1.053109][ T0] Tracing variant of Tasks RCU enabled. [ 1.055773][ T0] rcu: RCU calculated value of scheduler-enlistment delay is 10 jiffies. [ 1.059812][ T0] rcu: Adjusting geometry for rcu_fanout_leaf=16, nr_cpu_ids=2 [ 1.063561][ T0] Running RCU synchronous self tests [ 1.066077][ T0] RCU Tasks: Setting shift to 1 and lim to 1 rcu_task_cb_adjust=1 rcu_task_cpu_ids=2. [ 1.070690][ T0] RCU Tasks Trace: Setting shift to 1 and lim to 1 rcu_task_cb_adjust=1 rcu_task_cpu_ids=2. [ 1.187649][ T0] NR_IRQS: 4352, nr_irqs: 440, preallocated irqs: 16 [ 1.191956][ T0] rcu: srcu_init: Setting srcu_struct sizes based on contention. [ 1.195973][ T0] kfence: initialized - using 2097152 bytes for 255 objects at 0xffff888136400000-0xffff888136600000 [ 1.231896][ T0] Console: colour VGA+ 80x25 [ 1.234413][ T0] printk: legacy console [ttyS0] enabled [ 1.234413][ T0] printk: legacy console [ttyS0] enabled [ 1.239894][ T0] printk: legacy bootconsole [earlyser0] disabled [ 1.239894][ T0] printk: legacy bootconsole [earlyser0] disabled [ 1.246193][ T0] Lock dependency validator: Copyright (c) 2006 Red Hat, Inc., Ingo Molnar [ 1.250393][ T0] ... MAX_LOCKDEP_SUBCLASSES: 8 [ 1.252830][ T0] ... MAX_LOCK_DEPTH: 48 [ 1.255301][ T0] ... MAX_LOCKDEP_KEYS: 8192 [ 1.257871][ T0] ... CLASSHASH_SIZE: 4096 [ 1.260400][ T0] ... MAX_LOCKDEP_ENTRIES: 1048576 [ 1.263091][ T0] ... MAX_LOCKDEP_CHAINS: 1048576 [ 1.265741][ T0] ... CHAINHASH_SIZE: 524288 [ 1.268382][ T0] memory used by lock dependency info: 106625 kB [ 1.271548][ T0] memory used for stack traces: 8320 kB [ 1.274320][ T0] per task-struct memory footprint: 1920 bytes [ 1.277551][ T0] mempolicy: Enabling automatic NUMA balancing. Configure with numa_balancing= or the kernel.numa_balancing sysctl [ 1.283536][ T0] ACPI: Core revision 20250404 [ 1.287047][ T0] clocksource: hpet: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 19112604467 ns [ 1.292517][ T0] APIC: Switch to symmetric I/O mode setup [ 1.296745][ T0] x2apic enabled [ 1.300054][ T0] APIC: Switched APIC routing to: physical x2apic [ 1.309773][ T0] ..TIMER: vector=0x30 apic1=0 pin1=2 apic2=-1 pin2=-1 [ 1.313332][ T0] clocksource: tsc-early: mask: 0xffffffffffffffff max_cycles: 0x285d2cbcd24, max_idle_ns: 440795214042 ns [ 1.318996][ T0] Calibrating delay loop (skipped) preset value.. 5600.50 BogoMIPS (lpj=28002500) [ 1.330679][ T0] Last level iTLB entries: 4KB 0, 2MB 0, 4MB 0 [ 1.333674][ T0] Last level dTLB entries: 4KB 0, 2MB 0, 4MB 0, 1GB 0 [ 1.337025][ T0] mitigations: Enabled attack vectors: user_kernel, user_user, guest_host, guest_guest, SMT mitigations: auto [ 1.339040][ T0] Speculative Store Bypass: Vulnerable [ 1.341698][ T0] Spectre V2 : Mitigation: Retpolines [ 1.348991][ T0] ITS: Mitigation: Aligned branch/return thunks [ 1.352159][ T0] MDS: Vulnerable: Clear CPU buffers attempted, no microcode [ 1.355742][ T0] Spectre V1 : Mitigation: usercopy/swapgs barriers and __user pointer sanitization [ 1.358994][ T0] Spectre V2 : Spectre v2 / SpectreRSB: Filling RSB on context switch and VMEXIT [ 1.363380][ T0] active return thunk: its_return_thunk [ 1.366124][ T0] x86/fpu: x87 FPU will use FXSAVE [ 1.557798][ T0] Freeing SMP alternatives memory: 136K [ 1.559018][ T0] pid_max: default: 32768 minimum: 301 [ 1.562148][ T0] LSM: initializing lsm=lockdown,capability,landlock,yama,safesetid,tomoyo,apparmor,bpf,ima,evm [ 1.569370][ T0] landlock: Up and running. [ 1.571582][ T0] Yama: becoming mindful. [ 1.573942][ T0] TOMOYO Linux initialized [ 1.576882][ T0] AppArmor: AppArmor initialized [ 1.580257][ T0] LSM support for eBPF active [ 1.585674][ T0] Dentry cache hash table entries: 524288 (order: 10, 4194304 bytes, vmalloc hugepage) [ 1.590254][ T0] Inode-cache hash table entries: 262144 (order: 9, 2097152 bytes, vmalloc hugepage) [ 1.595179][ T0] Mount-cache hash table entries: 8192 (order: 4, 65536 bytes, vmalloc) [ 1.599231][ T0] Mountpoint-cache hash table entries: 8192 (order: 4, 65536 bytes, vmalloc) [ 1.609919][ T0] Running RCU synchronous self tests [ 1.612503][ T0] Running RCU synchronous self tests [ 1.736417][ T1] smpboot: CPU0: Intel QEMU Virtual CPU version 2.5+ (family: 0xf, model: 0x6b, stepping: 0x1) [ 1.738984][ T1] Performance Events: unsupported Netburst CPU model 107 no PMU driver, software events only. [ 1.739171][ T1] signal: max sigframe size: 1440 [ 1.741808][ T1] ------------[ cut here ]------------ [ 1.744482][ T1] kernel BUG at mm/slub.c:3832! [ 1.746863][ T1] Oops: invalid opcode: 0000 [#1] SMP KASAN PTI [ 1.748984][ T1] CPU: 0 UID: 0 PID: 1 Comm: swapper/0 Not tainted syzkaller #0 PREEMPT(full) [ 1.748984][ T1] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.2-debian-1.16.2-1 04/01/2014 [ 1.748984][ T1] RIP: 0010:___slab_alloc+0x13ab/0x1420 [ 1.748984][ T1] Code: ff ff 4c 89 e7 48 c7 c6 3a a1 a0 8d e8 3e 4f 0f ff 90 0f 0b 90 0f 0b 48 89 f7 48 c7 c6 3a a1 a0 8d e8 29 4f 0f ff 90 0f 0b 90 <0f> 0b 90 0f 0b 4c 89 e7 48 c7 c6 3a a1 a0 8d e8 11 4f 0f ff 90 0f [ 1.748984][ T1] RSP: 0000:ffffc90000047750 EFLAGS: 00010046 [ 1.748984][ T1] RAX: 0000000000000000 RBX: ffff888100028000 RCX: 0000000000800001 [ 1.748984][ T1] RDX: 0000000000800001 RSI: ffffffff8dba8965 RDI: ffffffff8be33980 [ 1.748984][ T1] RBP: 0000000000000000 R08: 0000000000000000 R09: ffffffff82189e55 [ 1.748984][ T1] R10: dffffc0000000000 R11: fffffbfff1f47407 R12: ffff88804b03e480 [ 1.748984][ T1] R13: ffff88801a441640 R14: ffff88804b03e460 R15: ffffffff82189e55 [ 1.748984][ T1] FS: 0000000000000000(0000) GS:ffff8880b8615000(0000) knlGS:0000000000000000 [ 1.748984][ T1] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 1.748984][ T1] CR2: ffff88813ffff000 CR3: 000000000df36000 CR4: 00000000000006f0 [ 1.748984][ T1] Call Trace: [ 1.748984][ T1] [ 1.748984][ T1] ? ___slab_alloc+0x102/0x1420 [ 1.748984][ T1] ? __smpboot_create_thread+0x11a/0x3b0 [ 1.748984][ T1] __kmalloc_cache_node_noprof+0x29a/0x3d0 [ 1.748984][ T1] ? __smpboot_create_thread+0x11a/0x3b0 [ 1.748984][ T1] __smpboot_create_thread+0x11a/0x3b0 [ 1.748984][ T1] smpboot_register_percpu_thread+0xc6/0x420 [ 1.748984][ T1] ? __pfx_spawn_ksoftirqd+0x10/0x10 [ 1.748984][ T1] spawn_ksoftirqd+0x2f/0xc0 [ 1.748984][ T1] do_one_initcall+0x236/0x820 [ 1.748984][ T1] ? __pfx_spawn_ksoftirqd+0x10/0x10 [ 1.748984][ T1] ? __pfx_do_one_initcall+0x10/0x10 [ 1.748984][ T1] ? stack_depot_save_flags+0x41b/0x860 [ 1.748984][ T1] ? kasan_save_track+0x4f/0x80 [ 1.748984][ T1] ? kasan_save_track+0x3e/0x80 [ 1.748984][ T1] ? __kasan_kmalloc+0x93/0xb0 [ 1.748984][ T1] ? __kmalloc_noprof+0x27a/0x4f0 [ 1.748984][ T1] ? __register_sysctl_table+0x72/0x1340 [ 1.748984][ T1] ? __register_sysctl_init+0x1f/0x50 [ 1.748984][ T1] ? kernel_init_freeable+0x307/0x4b0 [ 1.748984][ T1] ? kernel_init+0x1d/0x1d0 [ 1.748984][ T1] ? ret_from_fork+0x3fc/0x770 [ 1.748984][ T1] ? ret_from_fork_asm+0x1a/0x30 [ 1.748984][ T1] ? drop_sysctl_table+0xda/0x510 [ 1.748984][ T1] ? __lock_acquire+0xab9/0xd20 [ 1.748984][ T1] ? __pfx_drop_sysctl_table+0x10/0x10 [ 1.748984][ T1] ? insert_header+0xd7d/0x1220 [ 1.748984][ T1] ? rcu_is_watching+0x15/0xb0 [ 1.748984][ T1] ? kernel_init+0x1d/0x1d0 [ 1.748984][ T1] do_pre_smp_initcalls+0x4c/0x80 [ 1.748984][ T1] kernel_init_freeable+0x30c/0x4b0 [ 1.748984][ T1] ? __pfx_kernel_init_freeable+0x10/0x10 [ 1.748984][ T1] ? _raw_spin_unlock_irq+0x23/0x50 [ 1.748984][ T1] ? __pfx_kernel_init+0x10/0x10 [ 1.748984][ T1] kernel_init+0x1d/0x1d0 [ 1.748984][ T1] ? __pfx_kernel_init+0x10/0x10 [ 1.748984][ T1] ret_from_fork+0x3fc/0x770 [ 1.748984][ T1] ? __pfx_ret_from_fork+0x10/0x10 [ 1.748984][ T1] ? __switch_to_asm+0x39/0x70 [ 1.748984][ T1] ? __switch_to_asm+0x33/0x70 [ 1.748984][ T1] ? __pfx_kernel_init+0x10/0x10 [ 1.748984][ T1] ret_from_fork_asm+0x1a/0x30 [ 1.748984][ T1] [ 1.748984][ T1] Modules linked in: [ 1.748984][ T1] ---[ end trace 0000000000000000 ]--- [ 1.748984][ T1] RIP: 0010:___slab_alloc+0x13ab/0x1420 [ 1.748984][ T1] Code: ff ff 4c 89 e7 48 c7 c6 3a a1 a0 8d e8 3e 4f 0f ff 90 0f 0b 90 0f 0b 48 89 f7 48 c7 c6 3a a1 a0 8d e8 29 4f 0f ff 90 0f 0b 90 <0f> 0b 90 0f 0b 4c 89 e7 48 c7 c6 3a a1 a0 8d e8 11 4f 0f ff 90 0f [ 1.748984][ T1] RSP: 0000:ffffc90000047750 EFLAGS: 00010046 [ 1.748984][ T1] RAX: 0000000000000000 RBX: ffff888100028000 RCX: 0000000000800001 [ 1.748984][ T1] RDX: 0000000000800001 RSI: ffffffff8dba8965 RDI: ffffffff8be33980 [ 1.748984][ T1] RBP: 0000000000000000 R08: 0000000000000000 R09: ffffffff82189e55 [ 1.748984][ T1] R10: dffffc0000000000 R11: fffffbfff1f47407 R12: ffff88804b03e480 [ 1.748984][ T1] R13: ffff88801a441640 R14: ffff88804b03e460 R15: ffffffff82189e55 [ 1.748984][ T1] FS: 0000000000000000(0000) GS:ffff8880b8615000(0000) knlGS:0000000000000000 [ 1.748984][ T1] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 1.748984][ T1] CR2: ffff88813ffff000 CR3: 000000000df36000 CR4: 00000000000006f0 [ 1.748984][ T1] Kernel panic - not syncing: Fatal exception [ 1.748984][ T1] Rebooting in 86400 seconds..