failed to run ["ssh" "-p" "22" "-F" "/dev/null" "-o" "UserKnownHostsFile=/dev/null" "-o" "IdentitiesOnly=yes" "-o" "BatchMode=yes" "-o" "StrictHostKeyChecking=no" "-o" "ConnectTimeout=10" "root@10.128.0.216" "pwd"]: exit status 255 ssh: connect to host 10.128.0.216 port 22: Connection timed out Pseudo-terminal will not be allocated because stdin is not a terminal. Warning: Permanently added '[us-central1-ssh-serialport.googleapis.com]:9600' (ECDSA) to the list of known hosts. SeaBIOS (version 1.8.2-google) Total RAM Size = 0x0000000200000000 = 8192 MiB CPUs found: 2 Max CPUs supported: 2 SeaBIOS (version 1.8.2-google) Machine UUID 08fae3e2-9a50-3ab8-690c-84e40efd468b found virtio-scsi at 0:3 virtio-scsi vendor='Google' product='PersistentDisk' rev='1' type=0 removable=0 virtio-scsi blksize=512 sectors=4194304 = 2048 MiB drive 0x000f25d0: PCHS=0/0/0 translation=lba LCHS=520/128/63 s=4194304 Sending Seabios boot VM event. Booting from Hard Disk 0... [ 0.000000][ T0] Linux version syzkaller (syzkaller@syzkaller) (Debian clang version 21.1.8 (++20251221033036+2078da43e25a-1~exp1~20251221153213.50), Debian LLD 21.1.8) #0 SMP PREEMPT_RT now [ 0.000000][ T0] Command line: BOOT_IMAGE=/boot/bzImage root=/dev/sda1 console=ttyS0 [ 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-pserialport: Connected to syzkaller.us-central1-c.ci-upstream-rust-kasan-gce-3 port 1 (session ID: 2c54ed35ca918448171a74d88ddb597aecee8de35dd31d6cacc2beaa20805feb, active connections: 1). rovided 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 0x0000000000100000-0x00000000bfffcfff] System RAM [ 0.000000][ T0] BIOS-e820: [mem 0x00000000bfffd000-0x00000000bfffffff] device reserved [ 0.000000][ T0] BIOS-e820: [gap 0x00000000c0000000-0x00000000fffbbfff] [ 0.000000][ T0] BIOS-e820: [mem 0x00000000fffbc000-0x00000000ffffffff] 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] nopcid: PCID feature disabled [ 0.000000][ T0] NX (Execute Disable) protection: active [ 0.000000][ T0] APIC: Static calls initialized [ 0.000000][ T0] DMI: SMBIOS 2.4 present. [ 0.000000][ T0] DMI: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/09/2026 [ 0.000000][ T0] DMI: Memory slots populated: 1/1 [ 0.000000][ T0] Hypervisor detected: KVM [ 0.000000][ T0] last_pfn = 0xbfffd max_arch_pfn = 0x400000000 [ 0.000000][ T0] kvm-clock: Using msrs 4b564d01 and 4b564d00 [ 0.000006][ T0] kvm-clock: using sched offset of 13228574833 cycles [ 0.000014][ T0] clocksource: kvm-clock: mask: 0xffffffffffffffff max_cycles: 0x1cd42e4dffb, max_idle_ns: 881590591483 ns [ 0.000035][ T0] tsc: Detected 2200.164 MHz processor [ 0.003946][ T0] last_pfn = 0x240000 max_arch_pfn = 0x400000000 [ 0.004000][ T0] MTRR map: 4 entries (3 fixed + 1 variable; max 19), built from 8 variable MTRRs [ 0.004012][ T0] x86/PAT: Configuration [0-7]: WB WC UC- UC WB WP UC- WT [ 0.004077][ T0] last_pfn = 0xbfffd max_arch_pfn = 0x400000000 [ 0.009026][ T0] found SMP MP-table at [mem 0x000f2890-0x000f289f] [ 0.009052][ T0] Using GB pages for direct mapping [ 0.012754][ T0] ACPI: Early table checksum verification disabled [ 0.012786][ T0] ACPI: RSDP 0x00000000000F2610 000014 (v00 Google) [ 0.012803][ T0] ACPI: RSDT 0x00000000BFFFFFB0 000038 (v01 Google GOOGRSDT 00000001 GOOG 00000001) [ 0.012827][ T0] ACPI: FACP 0x00000000BFFFF370 0000F4 (v02 Google GOOGFACP 00000001 GOOG 00000001) [ 0.012853][ T0] ACPI: DSDT 0x00000000BFFFD900 001A64 (v01 Google GOOGDSDT 00000001 GOOG 00000001) [ 0.012873][ T0] ACPI: FACS 0x00000000BFFFD8C0 000040 [ 0.012888][ T0] ACPI: FACS 0x00000000BFFFD8C0 000040 [ 0.012904][ T0] ACPI: SRAT 0x00000000BFFFFEA0 0000C8 (v03 Google GOOGSRAT 00000001 GOOG 00000001) [ 0.012923][ T0] ACPI: APIC 0x00000000BFFFFDF0 000076 (v05 Google GOOGAPIC 00000001 GOOG 00000001) [ 0.012942][ T0] ACPI: SSDT 0x00000000BFFFF470 000980 (v01 Google GOOGSSDT 00000001 GOOG 00000001) [ 0.012961][ T0] ACPI: WAET 0x00000000BFFFFE70 000028 (v01 Google GOOGWAET 00000001 GOOG 00000001) [ 0.012977][ T0] ACPI: Reserving FACP table memory at [mem 0xbffff370-0xbffff463] [ 0.012985][ T0] ACPI: Reserving DSDT table memory at [mem 0xbfffd900-0xbffff363] [ 0.012993][ T0] ACPI: Reserving FACS table memory at [mem 0xbfffd8c0-0xbfffd8ff] [ 0.013000][ T0] ACPI: Reserving FACS table memory at [mem 0xbfffd8c0-0xbfffd8ff] [ 0.013007][ T0] ACPI: Reserving SRAT table memory at [mem 0xbffffea0-0xbfffff67] [ 0.013014][ T0] ACPI: Reserving APIC table memory at [mem 0xbffffdf0-0xbffffe65] [ 0.013021][ T0] ACPI: Reserving SSDT table memory at [mem 0xbffff470-0xbffffdef] [ 0.013029][ T0] ACPI: Reserving WAET table memory at [mem 0xbffffe70-0xbffffe97] [ 0.013142][ T0] ACPI: SRAT: Node 0 PXM 0 [mem 0x00000000-0x0009ffff] [ 0.013153][ T0] ACPI: SRAT: Node 0 PXM 0 [mem 0x00100000-0xbfffffff] [ 0.013162][ T0] ACPI: SRAT: Node 0 PXM 0 [mem 0x100000000-0x23fffffff] [ 0.013174][ T0] NUMA: Node 0 [mem 0x00001000-0x0009ffff] + [mem 0x00100000-0xbfffffff] -> [mem 0x00001000-0xbfffffff] [ 0.013186][ T0] NUMA: Node 0 [mem 0x00001000-0xbfffffff] + [mem 0x100000000-0x23fffffff] -> [mem 0x00001000-0x23fffffff] [ 0.013210][ T0] Faking node 0 at [mem 0x0000000000001000-0x0000000140000fff] (5120MB) [ 0.013219][ T0] Faking node 1 at [mem 0x0000000140001000-0x000000023fffffff] (4095MB) [ 0.013302][ T0] NODE_DATA(0) allocated [mem 0x13fffac80-0x140000fff] [ 0.014051][ T0] NODE_DATA(1) allocated [mem 0x23fff6c80-0x23fffcfff] [ 0.301032][ T0] KernelAddressSanitizer initialized (generic) [ 0.301526][ T0] ACPI: PM-Timer IO Port: 0xb008 [ 0.301559][ T0] ACPI: LAPIC_NMI (acpi_id[0xff] dfl dfl lint[0x1]) [ 0.301663][ T0] IOAPIC[0]: apic_id 0, version 17, address 0xfec00000, GSI 0-23 [ 0.301678][ T0] ACPI: INT_SRC_OVR (bus 0 bus_irq 5 global_irq 5 high level) [ 0.301687][ T0] ACPI: INT_SRC_OVR (bus 0 bus_irq 9 global_irq 9 high level) [ 0.301695][ T0] ACPI: INT_SRC_OVR (bus 0 bus_irq 10 global_irq 10 high level) [ 0.301703][ T0] ACPI: INT_SRC_OVR (bus 0 bus_irq 11 global_irq 11 high level) [ 0.301723][ T0] ACPI: Using ACPI (MADT) for SMP configuration information [ 0.301735][ T0] CPU topo: Max. logical packages: 1 [ 0.301740][ T0] CPU topo: Max. logical nodes: 1 [ 0.301744][ T0] CPU topo: Num. nodes per package: 1 [ 0.301753][ T0] CPU topo: Max. logical dies: 1 [ 0.301757][ T0] CPU topo: Max. dies per package: 1 [ 0.301770][ T0] CPU topo: Max. threads per core: 2 [ 0.301774][ T0] CPU topo: Num. cores per package: 1 [ 0.301779][ T0] CPU topo: Num. threads per package: 2 [ 0.301783][ T0] CPU topo: Allowing 2 present CPUs plus 0 hotplug CPUs [ 0.301889][ T0] PM: hibernation: Registered nosave memory: [mem 0x00000000-0x00000fff] [ 0.301899][ T0] PM: hibernation: Registered nosave memory: [mem 0x0009f000-0x000fffff] [ 0.301908][ T0] PM: hibernation: Registered nosave memory: [mem 0xbfffd000-0xffffffff] [ 0.301931][ T0] [gap 0xc0000000-0xfffbbfff] available for PCI devices [ 0.301938][ T0] Booting paravirtualized kernel on KVM [ 0.301949][ T0] clocksource: refined-jiffies: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 19112604462750000 ns [ 0.430714][ T0] Zone ranges: [ 0.430725][ T0] DMA [mem 0x0000000000001000-0x0000000000ffffff] [ 0.430737][ T0] DMA32 [mem 0x0000000001000000-0x00000000ffffffff] [ 0.430746][ T0] Normal [mem 0x0000000100000000-0x000000023fffffff] [ 0.430755][ T0] Device empty [ 0.430760][ T0] Movable zone start for each node [ 0.430763][ T0] Early memory node ranges [ 0.430767][ T0] node 0: [mem 0x0000000000001000-0x000000000009efff] [ 0.430774][ T0] node 0: [mem 0x0000000000100000-0x00000000bfffcfff] [ 0.430782][ T0] node 0: [mem 0x0000000100000000-0x0000000140000fff] [ 0.430789][ T0] node 1: [mem 0x0000000140001000-0x000000023fffffff] [ 0.430799][ T0] Initmem setup node 0 [mem 0x0000000000001000-0x0000000140000fff] [ 0.430817][ T0] Initmem setup node 1 [mem 0x0000000140001000-0x000000023fffffff] [ 0.430865][ T0] On node 0, zone DMA: 1 pages in unavailable ranges [ 0.431285][ T0] On node 0, zone DMA: 97 pages in unavailable ranges [ 0.502989][ T0] On node 0, zone Normal: 3 pages in unavailable ranges [ 0.575147][ T0] setup_percpu: NR_CPUS:8 nr_cpumask_bits:2 nr_cpu_ids:2 nr_node_ids:2 [ 0.575825][ T0] percpu: Embedded 72 pages/cpu s254408 r8192 d32312 u1048576 [ 0.576010][ T0] kvm-guest: PV spinlocks enabled [ 0.576020][ T0] PV qspinlock hash table entries: 256 (order: 0, 4096 bytes, linear) [ 0.576041][ 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 \ [ 0.576073][ T0] Kernel command line: comedi.comedi_num_legacy_minors=4 panic_on_warn=1 BOOT_IMAGE=/boot/bzImage root=/dev/sda1 console=ttyS0 [ 0.580772][ T0] Unknown kernel command line parameters "nbds_max=32", will be passed to user space. [ 0.580865][ T0] random: crng init done [ 0.580870][ T0] printk: log buffer data + meta data: 262144 + 917504 = 1179648 bytes [ 0.581085][ T0] software IO TLB: area num 2. [ 0.607178][ T0] Fallback order for Node 0: 0 1 [ 0.607199][ T0] Fallback order for Node 1: 1 0 [ 0.607214][ T0] Built 2 zonelists, mobility grouping on. Total pages: 2097051 [ 0.607221][ T0] Policy zone: Normal [ 0.607846][ T0] mem auto-init: stack:all(zero), heap alloc:on, heap free:off [ 0.607857][ T0] stackdepot: allocating hash table via alloc_large_system_hash [ 0.607868][ T0] stackdepot hash table entries: 1048576 (order: 12, 16777216 bytes, linear) [ 0.612036][ T0] stackdepot: allocating space for 8192 stack pools via memblock [ 1.196839][ T0] ********************************************************** [ 1.196849][ T0] ** NOTICE NOTICE NOTICE NOTICE NOTICE NOTICE NOTICE ** [ 1.196853][ T0] ** ** [ 1.196857][ T0] ** This system shows unhashed kernel memory addresses ** [ 1.196861][ T0] ** via the console, logs, and other interfaces. This ** [ 1.196865][ T0] ** might reduce the security of your system. ** [ 1.196878][ T0] ** ** [ 1.196882][ T0] ** If you see this message and you are not debugging ** [ 1.196886][ T0] ** the kernel, report this immediately to your system ** [ 1.196890][ T0] ** administrator! ** [ 1.196894][ T0] ** ** [ 1.196898][ T0] ** Use hash_pointers=always to force this mode off ** [ 1.196902][ T0] ** ** [ 1.196906][ T0] ** NOTICE NOTICE NOTICE NOTICE NOTICE NOTICE NOTICE ** [ 1.196910][ T0] ********************************************************** [ 1.200307][ T0] SLUB: HWalign=64, Order=0-3, MinObjects=0, CPUs=2, Nodes=2 [ 1.326548][ T0] allocated 167772160 bytes of page_ext [ 1.326592][ T0] Node 0, zone DMA: page owner found early allocated 0 pages [ 1.341233][ T0] Node 0, zone DMA32: page owner found early allocated 21120 pages [ 1.346085][ T0] Node 0, zone Normal: page owner found early allocated 131 pages [ 1.357580][ T0] Node 1, zone Normal: page owner found early allocated 19848 pages [ 1.358074][ T0] Kernel/User page tables isolation: enabled [ 1.360403][ T0] Dynamic Preempt: full [ 1.361910][ T0] Running RCU self tests [ 1.361916][ T0] Running RCU synchronous self tests [ 1.361921][ T0] rcu: Preemptible hierarchical RCU implementation. [ 1.361925][ T0] rcu: RCU lockdep checking is enabled. [ 1.361928][ T0] rcu: RCU restricting CPUs from NR_CPUS=8 to nr_cpu_ids=2. [ 1.361935][ T0] rcu: RCU priority boosting: priority 1 delay 500 ms. [ 1.361941][ T0] rcu: RCU callback double-/use-after-free debug is enabled. [ 1.361946][ T0] rcu: RCU_SOFTIRQ processing moved to rcuc kthreads. [ 1.361949][ T0] rcu: RCU debug extended QS entry/exit. [ 1.361953][ T0] No expedited grace period (rcu_normal_after_boot). [ 1.361957][ T0] Trampoline variant of Tasks RCU enabled. [ 1.361960][ T0] Tracing variant of Tasks RCU enabled. [ 1.361964][ T0] rcu: RCU calculated value of scheduler-enlistment delay is 10 jiffies. [ 1.361970][ T0] rcu: Adjusting geometry for rcu_fanout_leaf=16, nr_cpu_ids=2 [ 1.362179][ T0] Running RCU synchronous self tests [ 1.362215][ T0] RCU Tasks: Setting shift to 1 and lim to 1 rcu_task_cb_adjust=1 rcu_task_cpu_ids=2. [ 1.538260][ T0] NR_IRQS: 4352, nr_irqs: 440, preallocated irqs: 16 [ 1.539393][ T0] rcu: srcu_init: Setting srcu_struct sizes based on contention. [ 1.540187][ T0] kfence: initialized - using 2097152 bytes for 255 objects at 0xffff88823be00000-0xffff88823c000000 [ 1.541694][ T0] Console: colour VGA+ 80x25 [ 1.737897][ T0] printk: legacy console [ttyS0] enabled [ 1.737909][ T0] printk: legacy bootconsole [earlyser0] disabled [ 1.737988][ T0] Lock dependency validator: Copyright (c) 2006 Red Hat, Inc., Ingo Molnar [ 1.737993][ T0] ... MAX_LOCKDEP_SUBCLASSES: 8 [ 1.737997][ T0] ... MAX_LOCK_DEPTH: 48 [ 1.738002][ T0] ... MAX_LOCKDEP_KEYS: 8192 [ 1.738006][ T0] ... CLASSHASH_SIZE: 4096 [ 1.738010][ T0] ... MAX_LOCKDEP_ENTRIES: 1048576 [ 1.738015][ T0] ... MAX_LOCKDEP_CHAINS: 1048576 [ 1.738019][ T0] ... CHAINHASH_SIZE: 524288 [ 1.738024][ T0] memory used by lock dependency info: 106625 kB [ 1.738028][ T0] memory used for stack traces: 8320 kB [ 1.738033][ T0] per task-struct memory footprint: 1920 bytes [ 1.738366][ T0] ACPI: Core revision 20260408 [ 1.739842][ T0] APIC: Switch to symmetric I/O mode setup [ 1.740340][ T0] x2apic enabled [ 1.747452][ T0] APIC: Switched APIC routing to: physical x2apic [ 1.754243][ T0] ..TIMER: vector=0x30 apic1=0 pin1=0 apic2=-1 pin2=-1 [ 1.755118][ T0] clocksource: tsc-early: mask: 0xffffffffffffffff max_cycles: 0x1fb6cdb0489, max_idle_ns: 440795236064 ns [ 1.755172][ T0] Calibrating delay loop (skipped) preset value.. 4400.32 BogoMIPS (lpj=22001640) [ 1.755922][ T0] Last level iTLB entries: 4KB 64, 2MB 8, 4MB 8 [ 1.755928][ T0] Last level dTLB entries: 4KB 64, 2MB 32, 4MB 32, 1GB 4 [ 1.755989][ T0] mitigations: Enabled attack vectors: user_kernel, user_user, guest_host, guest_guest, SMT mitigations: auto [ 1.756008][ T0] Speculative Store Bypass: Mitigation: Speculative Store Bypass disabled via prctl [ 1.756015][ T0] Spectre V2 : Mitigation: IBRS [ 1.756019][ T0] RETBleed: Mitigation: IBRS [ 1.756023][ T0] ITS: Mitigation: Aligned branch/return thunks [ 1.756027][ T0] Spectre V2 : User space: Mitigation: STIBP via prctl [ 1.756032][ T0] MDS: Mitigation: Clear CPU buffers [ 1.756036][ T0] TAA: Mitigation: Clear CPU buffers [ 1.756039][ T0] MMIO Stale Data: Vulnerable: Clear CPU buffers attempted, no microcode [ 1.756044][ T0] Spectre V1 : Mitigation: usercopy/swapgs barriers and __user pointer sanitization [ 1.756052][ T0] Spectre V2 : Spectre v2 / SpectreRSB: Filling RSB on context switch and VMEXIT [ 1.756067][ T0] Spectre V2 : mitigation: Enabling conditional Indirect Branch Prediction Barrier [ 1.756107][ T0] active return thunk: its_return_thunk [ 1.756123][ T0] Spectre V2 : Spectre BHI mitigation: SW BHB clearing on syscall and VM exit [ 1.756175][ T0] x86/fpu: Supporting XSAVE feature 0x001: 'x87 floating point registers' [ 1.756182][ T0] x86/fpu: Supporting XSAVE feature 0x002: 'SSE registers' [ 1.756187][ T0] x86/fpu: Supporting XSAVE feature 0x004: 'AVX registers' [ 1.756193][ T0] x86/fpu: xstate_offset[2]: 576, xstate_sizes[2]: 256 [ 1.756200][ T0] x86/fpu: Enabled xstate features 0x7, context size is 832 bytes, using 'standard' format. [ 2.025842][ T0] pid_max: default: 32768 minimum: 301 [ 2.027470][ T0] landlock: Up and running. [ 2.027476][ T0] Yama: becoming mindful. [ 2.027864][ T0] TOMOYO Linux initialized [ 2.029026][ T0] AppArmor: AppArmor initialized [ 2.031388][ T0] LSM support for eBPF active [ 2.037700][ T0] Dentry cache hash table entries: 1048576 (order: 11, 8388608 bytes, vmalloc hugepage) [ 2.040505][ T0] Inode-cache hash table entries: 524288 (order: 10, 4194304 bytes, vmalloc hugepage) [ 2.040889][ T0] Mount-cache hash table entries: 16384 (order: 5, 131072 bytes, vmalloc) [ 2.041068][ T0] Mountpoint-cache hash table entries: 16384 (order: 5, 131072 bytes, vmalloc) [ 2.043384][ T0] VFS: Finished mounting rootfs on nullfs [ 2.047931][ T0] Running RCU synchronous self tests [ 2.047942][ T0] Running RCU synchronous self tests [ 2.169160][ T1] smpboot: CPU0: Intel(R) Xeon(R) CPU @ 2.20GHz (family: 0x6, model: 0x4f, stepping: 0x0) [ 2.173611][ T1] Performance Events: unsupported CPU family 6 model 79 no PMU driver, software events only. [ 2.173743][ T1] signal: max sigframe size: 1776 [ 2.185253][ T1] rcu: Hierarchical SRCU implementation. [ 2.185261][ T1] rcu: Max phase no-delay instances is 1000. [ 2.225683][ T1] Timer migration: 1 hierarchy levels; 8 children per group; 0 crossnode level [ 2.461363][ T1] NMI watchdog: Perf NMI watchdog permanently disabled [ 2.462434][ T1] smp: Bringing up secondary CPUs ... [ 2.487546][ T1] smpboot: x86: Booting SMP configuration: [ 2.487556][ T1] .... node #0, CPUs: #1 [ 2.495403][ T1] MDS CPU bug present and SMT on, data leak possible. See https://www.kernel.org/doc/html/latest/admin-guide/hw-vuln/mds.html for more details. [ 2.495419][ T1] TAA CPU bug present and SMT on, data leak possible. See https://www.kernel.org/doc/html/latest/admin-guide/hw-vuln/tsx_async_abort.html for more details. [ 2.495431][ T1] MMIO Stale Data CPU bug present and SMT on, data leak possible. See https://www.kernel.org/doc/html/latest/admin-guide/hw-vuln/processor_mmio_stale_data.html for more details. [ 2.495534][ T1] smp: Brought up 2 nodes, 2 CPUs [ 2.495547][ T1] smpboot: Total of 2 processors activated (8800.65 BogoMIPS) [ 2.496867][ T1] Memory: 6461488K/8388204K available (168104K kernel code, 29786K rwdata, 41304K rodata, 25584K init, 129260K bss, 1738832K reserved, 0K cma-reserved) [ 2.507239][ T1] devtmpfs: initialized [ 2.511362][ T1] x86/mm: Memory block size: 128MB [ 2.610984][ T1] Running RCU synchronous self tests [ 2.611041][ T1] Running RCU synchronous self tests [ 2.620629][ T1] Running RCU Tasks wait API self tests [ 2.725339][ T1] Running RCU Tasks Trace wait API self tests [ 2.745579][ T1] clocksource: jiffies: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 19112604462750000 ns [ 2.745700][ T1] posixtimers hash table entries: 1024 (order: 6, 139264 bytes, vmalloc) [ 2.745946][ T1] futex hash table entries: 256 (49152 bytes on 2 NUMA nodes, total 96 KiB, linear). [ 2.748136][ T1] xor: automatically using best checksumming function avx [ 2.753049][ T1] PM: RTC time: 13:48:52, date: 2026-06-12 [ 2.770927][ T1] NET: Registered PF_NETLINK/PF_ROUTE protocol family [ 2.787600][ T1] audit: initializing netlink subsys (disabled) [ 2.795513][ T38] audit: type=2000 audit(1781272132.294:1): state=initialized audit_enabled=0 res=1 [ 2.795513][ T1] thermal_sys: Registered thermal governor 'step_wise' [ 2.801318][ T1] cpuidle: using governor menu [ 2.801318][ T1] NET: Registered PF_QIPCRTR protocol family [ 2.807457][ T1] Freeing SMP alternatives memory: 128K [ 2.813106][ T1] dca service started, version 1.12.1 [ 2.813542][ T1] PCI: Using configuration type 1 for base access [ 2.824214][ T10] Callback from call_rcu_tasks_trace() invoked. [ 2.852733][ T1] HugeTLB: registered 1.00 GiB page size, pre-allocated 0 pages [ 2.852750][ T1] HugeTLB: 16380 KiB vmemmap can be freed for a 1.00 GiB page [ 2.852765][ T1] HugeTLB: registered 2.00 MiB page size, pre-allocated 0 pages [ 2.852774][ T1] HugeTLB: 28 KiB vmemmap can be freed for a 2.00 MiB page [ 2.906269][ T1] raid6: using avx2x2 recovery algorithm [ 2.906284][ T1] raid6: skipped pq benchmark and selected avx2x4 [ 2.911392][ T1] ACPI: Added _OSI(Module Device) [ 2.911405][ T1] ACPI: Added _OSI(Processor Device) [ 2.911415][ T1] ACPI: Added _OSI(Processor Aggregator Device) [ 3.172932][ T1] ACPI: 2 ACPI AML tables successfully acquired and loaded [ 3.209582][ T1] ACPI: \_SB_: platform _OSC: OS support mask [000e7eee] [ 3.249188][ T1] ACPI: Interpreter enabled [ 3.250074][ T1] ACPI: PM: (supports S0 S3 S4 S5) [ 3.250145][ T1] ACPI: Using IOAPIC for interrupt routing [ 3.250914][ T1] PCI: Using host bridge windows from ACPI; if necessary, use "pci=nocrs" and report a bug [ 3.250925][ T1] PCI: Ignoring E820 reservations for host bridge windows [ 3.290757][ T1] ACPI: Enabled 16 GPEs in block 00 to 0F [ 3.632232][ T1] ACPI: PCI Root Bridge [PCI0] (domain 0000 [bus 00-ff]) [ 3.632356][ T1] acpi PNP0A03:00: _OSC: OS supports [ASPM ClockPM Segments MSI HPX-Type3] [ 3.632377][ T1] acpi PNP0A03:00: _OSC: not requesting OS control; OS requires [ExtendedConfig ASPM ClockPM MSI] [ 3.632772][ T1] acpi PNP0A03:00: _OSC: platform retains control of PCIe features (AE_ERROR) [ 3.633514][ T1] acpi PNP0A03:00: fail to add MMCONFIG information, can't access extended configuration space under this bridge [ 3.709760][ T1] PCI host bridge to bus 0000:00 [ 3.709779][ T1] pci_bus 0000:00: Unknown NUMA node; performance will be reduced [ 3.710238][ T1] pci_bus 0000:00: root bus resource [io 0x0000-0x0cf7 window] [ 3.710336][ T1] pci_bus 0000:00: root bus resource [io 0x0d00-0xffff window] [ 3.710373][ T1] pci_bus 0000:00: root bus resource [mem 0x000a0000-0x000bffff window] [ 3.710409][ T1] pci_bus 0000:00: root bus resource [mem 0xc0000000-0xfebfefff window] [ 3.710453][ T1] pci_bus 0000:00: root bus resource [bus 00-ff] [ 3.711104][ T1] pci 0000:00:00.0: [8086:1237] type 00 class 0x060000 conventional PCI endpoint [ 3.777914][ T1] pci 0000:00:01.0: [8086:7110] type 00 class 0x060100 conventional PCI endpoint [ 3.797806][ T1] pci 0000:00:01.3: [8086:7113] type 00 class 0x068000 conventional PCI endpoint [ 3.802158][ T1] pci 0000:00:01.3: quirk: [io 0xb000-0xb03f] claimed by PIIX4 ACPI [ 3.820788][ T1] pci 0000:00:03.0: [1af4:1004] type 00 class 0x000000 conventional PCI endpoint [ 3.824574][ T1] pci 0000:00:03.0: BAR 0 [io 0xc000-0xc03f] [ 3.824618][ T1] pci 0000:00:03.0: BAR 1 [mem 0xfe800000-0xfe80007f] [ 3.862804][ T1] pci 0000:00:04.0: [1af4:1000] type 00 class 0x020000 conventional PCI endpoint [ 3.877579][ T1] pci 0000:00:04.0: BAR 0 [io 0xc040-0xc07f] [ 3.877619][ T1] pci 0000:00:04.0: BAR 1 [mem 0xfe801000-0xfe80107f] [ 3.899022][ T1] pci 0000:00:05.0: [1ae0:a002] type 00 class 0x030000 conventional PCI endpoint [ 3.917287][ T1] pci 0000:00:05.0: BAR 0 [mem 0xfe000000-0xfe7fffff] [ 3.918051][ T1] pci 0000:00:05.0: Video device with shadowed ROM at [mem 0x000c0000-0x000dffff] [ 3.943262][ T1] pci 0000:00:06.0: [1af4:1002] type 00 class 0x00ff00 conventional PCI endpoint [ 3.957938][ T1] pci 0000:00:06.0: BAR 0 [io 0xc080-0xc09f] [ 3.972178][ T1] pci 0000:00:07.0: [1af4:1005] type 00 class 0x00ff00 conventional PCI endpoint [ 3.985624][ T1] pci 0000:00:07.0: BAR 0 [io 0xc0a0-0xc0bf] [ 3.985661][ T1] pci 0000:00:07.0: BAR 1 [mem 0xfe802000-0xfe80203f] [ 4.059859][ T1] ACPI: PCI: Interrupt link LNKA configured for IRQ 10 [ 4.077222][ T1] ACPI: PCI: Interrupt link LNKB configured for IRQ 10 [ 4.093430][ T1] ACPI: PCI: Interrupt link LNKC configured for IRQ 11 [ 4.109860][ T1] ACPI: PCI: Interrupt link LNKD configured for IRQ 11 [ 4.114550][ T1] ACPI: PCI: Interrupt link LNKS configured for IRQ 9 [ 4.160838][ T1] iommu: Default domain type: Translated [ 4.160855][ T1] iommu: DMA domain TLB invalidation policy: lazy mode [ 4.169088][ T1] SCSI subsystem initialized [ 4.172918][ T1] ACPI: bus type USB registered [ 4.174396][ T1] usbcore: registered new interface driver usbfs [ 4.175040][ T1] usbcore: registered new interface driver hub [ 4.175761][ T1] usbcore: registered new device driver usb [ 4.180507][ T1] mc: Linux media interface: v0.10 [ 4.181007][ T1] videodev: Linux video capture interface: v2.00 [ 4.182559][ T1] pps_core: LinuxPPS API ver. 1 registered [ 4.182571][ T1] pps_core: Software ver. 5.3.6 - Copyright 2005-2007 Rodolfo Giometti [ 4.182808][ T1] PTP clock support registered [ 4.184683][ T1] EDAC MC: Ver: 3.0.0 [ 4.256547][ T1] Advanced Linux Sound Architecture Driver Initialized. [ 4.275295][ T1] Bluetooth: Core ver 2.22 [ 4.275627][ T1] NET: Registered PF_BLUETOOTH protocol family [ 4.275636][ T1] Bluetooth: HCI device and connection manager initialized [ 4.275764][ T1] Bluetooth: HCI socket layer initialized [ 4.275801][ T1] Bluetooth: L2CAP socket layer initialized [ 4.275981][ T1] Bluetooth: SCO socket layer initialized [ 4.276136][ T1] NET: Registered PF_ATMPVC protocol family [ 4.276147][ T1] NET: Registered PF_ATMSVC protocol family [ 4.276865][ T1] NetLabel: Initializing [ 4.276871][ T1] NetLabel: domain hash size = 128 [ 4.276879][ T1] NetLabel: protocols = UNLABELED CIPSOv4 CALIPSO [ 4.277657][ T1] NetLabel: unlabeled traffic allowed by default [ 4.282329][ T1] nfc: nfc_init: NFC Core ver 0.1 [ 4.282969][ T1] NET: Registered PF_NFC protocol family [ 4.283128][ T1] mctp: management component transport protocol core [ 4.283138][ T1] NET: Registered PF_MCTP protocol family [ 4.284098][ T1] PCI: Using ACPI for IRQ routing [ 4.284415][ T1] e820: register RAM buffer resource [mem 0x0009fc00-0x0009ffff] [ 4.284505][ T1] e820: register RAM buffer resource [mem 0xbfffd000-0xbfffffff] [ 4.286247][ T1] pci 0000:00:05.0: vgaarb: setting as boot VGA device [ 4.286265][ T1] pci 0000:00:05.0: vgaarb: bridge control possible [ 4.286276][ T1] pci 0000:00:05.0: vgaarb: VGA device added: decodes=io+mem,owns=io+mem,locks=none [ 4.286312][ T1] vgaarb: loaded [ 4.295183][ T1] clocksource: Switched to clocksource kvm-clock [ 4.305553][ T1] VFS: Disk quotas dquot_6.6.0 [ 4.306180][ T1] VFS: Dquot-cache hash table entries: 512 (4096 bytes) [ 4.316064][ T1] netfs: FS-Cache loaded [ 4.319281][ T1] CacheFiles: Loaded [ 4.320787][ T1] TOMOYO: 2.6.0 [ 4.320796][ T1] Mandatory Access Control activated. [ 4.330670][ T1] AppArmor: AppArmor Filesystem Enabled [ 4.332238][ T1] pnp: PnP ACPI init [ 4.373727][ T1] pnp: PnP ACPI: found 6 devices [ 4.513659][ T1] clocksource: acpi_pm: mask: 0xffffff max_cycles: 0xffffff, max_idle_ns: 2085701024 ns [ 4.516454][ T1] NET: Registered PF_INET protocol family [ 4.518502][ T1] IP idents hash table entries: 131072 (order: 8, 1048576 bytes, vmalloc) [ 4.531780][ T1] tcp_listen_portaddr_hash hash table entries: 4096 (order: 8, 557056 bytes, vmalloc) [ 4.532661][ T1] Table-perturb hash table entries: 65536 (order: 6, 262144 bytes, vmalloc) [ 4.533670][ T1] TCP established hash table entries: 65536 (order: 7, 524288 bytes, vmalloc) [ 4.553691][ T1] TCP bind hash table entries: 65536 (order: 13, 17825792 bytes, vmalloc hugepage) [ 4.567289][ T1] TCP: Hash tables configured (established 65536 bind 65536) [ 4.570928][ T1] MPTCP token hash table entries: 8192 (order: 9, 1245184 bytes, vmalloc) [ 4.574104][ T1] UDP hash table entries: 4096 (order: 9, 1835008 bytes, vmalloc) [ 4.577676][ T1] NET: Registered PF_UNIX/PF_LOCAL protocol family [ 4.596426][ T1] RPC: Registered named UNIX socket transport module. [ 4.596442][ T1] RPC: Registered udp transport module. [ 4.596451][ T1] RPC: Registered tcp transport module. [ 4.596460][ T1] RPC: Registered tcp-with-tls transport module. [ 4.596469][ T1] RPC: Registered tcp NFSv4.1 backchannel transport module. [ 4.610414][ T1] NET: Registered PF_XDP protocol family [ 4.610748][ T1] pci_bus 0000:00: resource 4 [io 0x0000-0x0cf7 window] [ 4.610771][ T1] pci_bus 0000:00: resource 5 [io 0x0d00-0xffff window] [ 4.610788][ T1] pci_bus 0000:00: resource 6 [mem 0x000a0000-0x000bffff window] [ 4.610806][ T1] pci_bus 0000:00: resource 7 [mem 0xc0000000-0xfebfefff window] [ 4.679289][ T1] pci 0000:00:00.0: Limiting direct PCI/PCI transfers [ 4.679642][ T1] PCI: CLS 0 bytes, default 64 [ 4.680270][ T1] PCI-DMA: Using software bounce buffering for IO (SWIOTLB) [ 4.680286][ T1] software IO TLB: mapped [mem 0x00000000b4600000-0x00000000b8600000] (64MB) [ 4.682262][ T1] ACPI: bus type thunderbolt registered [ 4.710075][ T70] kworker/u8:1 (70) used greatest stack depth: 27520 bytes left [ 4.731804][ T1] RAPL PMU: API unit is 2^-32 Joules, 0 fixed counters, 10737418240 ms ovfl timer [ 4.775524][ T1] kvm_amd: CPU 1 isn't AMD or Hygon [ 4.775555][ T1] clocksource: tsc: mask: 0xffffffffffffffff max_cycles: 0x1fb6cdb0489, max_idle_ns: 440795236064 ns [ 4.776581][ T1] clocksource: Switched to clocksource tsc [ 4.801522][ T71] kworker/u8:2 (71) used greatest stack depth: 27272 bytes left [ 4.824907][ T79] kworker/u8:2 (79) used greatest stack depth: 27160 bytes left [ 4.834628][ T84] kworker/u8:2 (84) used greatest stack depth: 26584 bytes left [ 4.857476][ T1] Initialise system trusted keyrings [ 4.861211][ T1] workingset: timestamp_bits=40 (anon: 35) max_order=21 bucket_order=0 (anon: 0) [ 4.874471][ T1] DLM installed [ 4.882520][ T1] squashfs: version 4.0 (2009/01/31) Phillip Lougher [ 4.894057][ T1] NFS: Registering the id_resolver key type [ 4.894270][ T1] Key type id_resolver registered [ 4.894283][ T1] Key type id_legacy registered [ 4.894573][ T1] nfs4filelayout_init: NFSv4 File Layout Driver Registering... [ 4.894770][ T1] nfs4flexfilelayout_init: NFSv4 Flexfile Layout Driver Registering... [ 4.901105][ T1] smbdirect: subsystem loading... [ 4.913920][ T1] smbdirect: subsystem loaded [ 4.977249][ T1] Key type cifs.spnego registered [ 4.977587][ T1] Key type cifs.idmap registered [ 4.982716][ T1] ntfs3: Enabled Linux POSIX ACLs support [ 4.982728][ T1] ntfs3: Read-only LZX/Xpress compression included [ 4.983198][ T1] efs: 1.0a - http://aeschi.ch.eu.org/efs/ [ 4.983333][ T1] jffs2: version 2.2. (NAND) (SUMMARY) © 2001-2006 Red Hat, Inc. [ 4.987159][ T1] romfs: ROMFS MTD (C) 2007 Red Hat, Inc. [ 4.987454][ T1] QNX4 filesystem 0.2.3 registered. [ 4.987579][ T1] qnx6: QNX6 filesystem 1.0.0 registered. [ 4.989671][ T1] fuse: init (API version 7.45) [ 4.997295][ T1] orangefs_debugfs_init: called with debug mask: :none: :0: [ 5.000027][ T1] orangefs_init: module version upstream loaded [ 5.001348][ T1] JFS: nTxBlock = 8192, nTxLock = 65536 [ 5.017396][ T1] SGI XFS with ACLs, security attributes, realtime, quota, no debug enabled [ 5.027798][ T1] 9p: Installing v9fs 9p2000 file system support [ 5.029003][ T1] NILFS version 2 loaded [ 5.029016][ T1] befs: version: 0.9.3 [ 5.030427][ T1] ocfs2: Registered cluster interface o2cb [ 5.031787][ T1] ocfs2: Registered cluster interface user [ 5.036429][ T1] OCFS2 User DLM kernel interface loaded [ 5.070968][ T1] gfs2: GFS2 installed [ 5.090605][ T1] ceph: loaded (mds proto 32) [ 5.122811][ T1] NET: Registered PF_ALG protocol family [ 5.129232][ T1] async_tx: api initialized (async) [ 5.129298][ T1] Key type asymmetric registered [ 5.129376][ T1] Asymmetric key parser 'x509' registered [ 5.129391][ T1] Asymmetric key parser 'pkcs8' registered [ 5.129405][ T1] Key type pkcs7_test registered [ 5.130315][ T1] Block layer SCSI generic (bsg) driver version 0.4 loaded (major 239) [ 5.144045][ T1] io scheduler mq-deadline registered [ 5.144063][ T1] io scheduler kyber registered [ 5.146464][ T1] io scheduler bfq registered [ 5.206017][ T1] input: Power Button as /devices/platform/LNXPWRBN:00/input/input0 [ 5.210188][ T1] ACPI: button: Power Button [PWRF] [ 5.214785][ T1] input: Sleep Button as /devices/platform/LNXSLPBN:00/input/input1 [ 5.219283][ T1] ACPI: button: Sleep Button [SLPF] [ 5.265700][ T1] ioatdma: Intel(R) QuickData Technology Driver 5.00 [ 5.313174][ T1] ACPI: \_SB_.LNKC: Enabled at IRQ 11 [ 5.313351][ T1] virtio-pci 0000:00:03.0: virtio_pci: leaving for legacy driver [ 5.369837][ T1] ACPI: \_SB_.LNKD: Enabled at IRQ 10 [ 5.369991][ T1] virtio-pci 0000:00:04.0: virtio_pci: leaving for legacy driver [ 5.425612][ T1] ACPI: \_SB_.LNKB: Enabled at IRQ 10 [ 5.431374][ T1] virtio-pci 0000:00:06.0: virtio_pci: leaving for legacy driver [ 5.470826][ T1] virtio-pci 0000:00:07.0: virtio_pci: leaving for legacy driver [ 6.109542][ T543] kworker/u8:5 (543) used greatest stack depth: 26312 bytes left [ 6.298335][ T644] kworker/u8:4 (644) used greatest stack depth: 26248 bytes left [ 6.441055][ T1] N_HDLC line discipline registered with maxframe=4096 [ 6.442951][ T1] Serial: 8250/16550 driver, 4 ports, IRQ sharing enabled [ 6.461661][ T1] 00:02: ttyS0 at I/O 0x3f8 (irq = 4, base_baud = 115200) is a 16550A [ 6.490188][ T1] 00:03: ttyS1 at I/O 0x2f8 (irq = 3, base_baud = 115200) is a 16550A [ 6.516348][ T1] 00:04: ttyS2 at I/O 0x3e8 (irq = 6, base_baud = 115200) is a 16550A [ 6.542798][ T1] 00:05: ttyS3 at I/O 0x2e8 (irq = 7, base_baud = 115200) is a 16550A [ 6.594982][ T1] Non-volatile memory driver v1.3 [ 6.641833][ T1] usbcore: registered new interface driver xillyusb [ 6.652258][ T1] ACPI: bus type drm_connector registered [ 6.662950][ T1] [drm] Initialized vgem 1.0.0 for vgem on minor 0 [ 6.681888][ T1] [drm] Initialized vkms 1.0.0 for vkms on minor 1 [ 6.832564][ T1] Console: switching to colour frame buffer device 128x48 [ 6.903234][ T1] faux_driver vkms: [drm] fb0: vkmsdrmfb frame buffer device [ 6.904160][ T1] usbcore: registered new interface driver udl [ 6.929091][ T1] usbcore: registered new interface driver gm12u320 [ 6.929809][ T1] usbcore: registered new interface driver gud [ 7.126170][ T1] brd: module loaded [ 7.621536][ T1] loop: module loaded [ 8.039037][ T1] zram: Added device: zram0 [ 8.072366][ T1] null_blk: disk nullb0 created [ 8.072382][ T1] null_blk: module loaded [ 8.072405][ T1] rnull_mod: Rust null_blk loaded [ 8.094601][ T1] Guest personality initialized and is inactive [ 8.103941][ T1] VMCI host device registered (name=vmci, major=10, minor=267) [ 8.103959][ T1] Initialized host personality [ 8.104984][ T1] usbcore: registered new interface driver rtsx_usb [ 8.132275][ T1] usbcore: registered new interface driver viperboard [ 8.133270][ T1] usbcore: registered new interface driver dln2 [ 8.150999][ T1] usbcore: registered new interface driver pn533_usb [ 8.172836][ T1] nfcsim 0.2 initialized [ 8.173604][ T1] usbcore: registered new interface driver port100 [ 8.175338][ T1] usbcore: registered new interface driver nfcmrvl [ 8.203730][ T1] Loading iSCSI transport class v2.0-870. [ 8.235406][ T1] virtio_scsi virtio0: 1/0/0 default/read/poll queues [ 8.263120][ T1] scsi host0: Virtio SCSI HBA [ 8.264027][ T1] blk-mq: reduced tag depth to 10240 [ 8.484430][ T1] st: Version 20160209, fixed bufsize 32768, s/g segs 256 [ 8.509599][ T1031] scsi 0:0:1:0: Direct-Access Google PersistentDisk 1 PQ: 0 ANSI: 6 [ 8.606419][ T1] Rounding down aligned max_sectors from 4294967295 to 4294967288 [ 8.608162][ T1] db_root: cannot open: /etc/target [ 8.611857][ T1] slram: not enough parameters. [ 8.661830][ T1] ftl_cs: FTL header not found. [ 8.831482][ T1] wireguard: WireGuard 1.0.0 loaded. See www.wireguard.com for information. [ 8.831497][ T1] wireguard: Copyright (C) 2015-2019 Jason A. Donenfeld . All Rights Reserved. [ 8.831510][ T1] eql: Equalizer2002: Simon Janes (simon@ncm.com) and David S. Miller (davem@redhat.com) [ 8.906549][ T1] MACsec IEEE 802.1AE [ 8.989321][ T1] usbcore: registered new interface driver mvusb_mdio [ 8.994996][ T1] tun: Universal TUN/TAP device driver, 1.6 [ 9.151585][ T1] vcan: Virtual CAN interface driver [ 9.151633][ T1] vxcan: Virtual CAN Tunnel driver [ 9.151675][ T1] slcan: serial line CAN interface driver [ 9.151724][ T1] CAN device driver interface [ 9.153102][ T1] usbcore: registered new interface driver usb_8dev [ 9.153847][ T1] usbcore: registered new interface driver ems_usb [ 9.154597][ T1] usbcore: registered new interface driver esd_usb [ 9.155285][ T1] usbcore: registered new interface driver etas_es58x [ 9.188023][ T1] usbcore: registered new interface driver f81604 [ 9.190646][ T1] usbcore: registered new interface driver gs_usb [ 9.193999][ T1] usbcore: registered new interface driver kvaser_usb [ 9.200347][ T1] usbcore: registered new interface driver mcba_usb [ 9.201082][ T1] usbcore: registered new interface driver peak_usb [ 9.205162][ T1] usbcore: registered new interface driver ucan [ 9.211489][ T1] e100: Intel(R) PRO/100 Network Driver [ 9.211501][ T1] e100: Copyright(c) 1999-2006 Intel Corporation [ 9.215011][ T1] e1000: Intel(R) PRO/1000 Network Driver [ 9.215021][ T1] e1000: Copyright (c) 1999-2006 Intel Corporation. [ 9.217500][ T1] e1000e: Intel(R) PRO/1000 Network Driver [ 9.217508][ T1] e1000e: Copyright(c) 1999 - 2015 Intel Corporation. [ 9.225393][ T1] PPP generic driver version 2.4.2 [ 9.231011][ T1] PPP BSD Compression module registered [ 9.231054][ T1] PPP Deflate Compression module registered [ 9.231079][ T1] PPP MPPE Compression module registered [ 9.231094][ T1] NET: Registered PF_PPPOX protocol family [ 9.231241][ T1] PPTP driver version 0.8.5 [ 9.236069][ T1] SLIP: version 0.8.4-NET3.019-NEWTTY (dynamic channels, max=256) (6 bit encapsulation enabled). [ 9.236086][ T1] CSLIP: code copyright 1989 Regents of the University of California. [ 9.236094][ T1] SLIP linefill/keepalive option. [ 9.236117][ T1] hdlc: HDLC support module revision 1.22 [ 9.236198][ T1] LAPB Ethernet driver version 0.02 [ 9.240533][ T1] usbcore: registered new interface driver ath9k_htc [ 9.244582][ T1] usbcore: registered new interface driver carl9170 [ 9.245259][ T1] usbcore: registered new interface driver ath6kl_usb [ 9.250423][ T1] usbcore: registered new interface driver ar5523 [ 9.254211][ T1] usbcore: registered new interface driver ath10k_usb [ 9.257888][ T1] usbcore: registered new interface driver plfxlc [ 9.258823][ T1] mac80211_hwsim: initializing netlink [ 9.451401][ T1] usbcore: registered new interface driver atusb [ 9.514564][ T1] mac802154_hwsim mac802154_hwsim: Added 2 mac802154 hwsim hardware radios [ 9.527361][ T1] VMware vmxnet3 virtual NIC driver - version 1.9.0.0-k-NAPI [ 9.533809][ T1] usbcore: registered new interface driver catc [ 9.554967][ T1] usbcore: registered new interface driver kaweth [ 9.554988][ T1] pegasus: Pegasus/Pegasus II USB Ethernet driver [ 9.559006][ T1] usbcore: registered new interface driver pegasus [ 9.559786][ T1] usbcore: registered new interface driver rtl8150 [ 9.584374][ T1] usbcore: registered new device driver r8152-cfgselector [ 9.585151][ T1] usbcore: registered new interface driver r8152 [ 9.606797][ T1] usbcore: registered new interface driver hso [ 9.607545][ T1] usbcore: registered new interface driver lan78xx [ 9.608262][ T1] usbcore: registered new interface driver asix [ 9.609044][ T1] usbcore: registered new interface driver ax88179_178a [ 9.609761][ T1] usbcore: registered new interface driver cdc_ether [ 9.610563][ T1] usbcore: registered new interface driver cdc_eem [ 9.611251][ T1] usbcore: registered new interface driver dm9601 [ 9.611974][ T1] usbcore: registered new interface driver sr9700 [ 9.612762][ T1] usbcore: registered new interface driver CoreChips [ 9.613464][ T1] usbcore: registered new interface driver smsc75xx [ 9.614266][ T1] usbcore: registered new interface driver smsc95xx [ 9.615021][ T1] usbcore: registered new interface driver gl620a [ 9.615715][ T1] usbcore: registered new interface driver net1080 [ 9.623398][ T1292] kworker/u8:5 (1292) used greatest stack depth: 26136 bytes left [ 9.713785][ T1] usbcore: registered new interface driver plusb [ 9.714874][ T1] usbcore: registered new interface driver rndis_host [ 9.715612][ T1] usbcore: registered new interface driver cdc_subset [ 9.738627][ T1] usbcore: registered new interface driver zaurus [ 9.739422][ T1] usbcore: registered new interface driver MOSCHIP usb-ethernet driver [ 9.740918][ T1] usbcore: registered new interface driver int51x1 [ 9.742495][ T1] usbcore: registered new interface driver cdc_phonet [ 9.743768][ T1] usbcore: registered new interface driver kalmia [ 9.744599][ T1] usbcore: registered new interface driver ipheth [ 9.745283][ T1] usbcore: registered new interface driver sierra_net [ 9.750232][ T1] usbcore: registered new interface driver cx82310_eth [ 9.750972][ T1] usbcore: registered new interface driver cdc_ncm [ 9.755442][ T1] usbcore: registered new interface driver huawei_cdc_ncm [ 9.756550][ T1] usbcore: registered new interface driver lg-vl600 [ 9.759449][ T1] usbcore: registered new interface driver qmi_wwan [ 9.760168][ T1] usbcore: registered new interface driver cdc_mbim [ 9.765208][ T1] usbcore: registered new interface driver ch9200 [ 9.769652][ T1] usbcore: registered new interface driver aqc111 [ 9.770340][ T1] usbcore: registered new interface driver r8153_ecm [ 9.798901][ T1] VFIO - User Level meta-driver version: 0.3 [ 9.825637][ T1] aoe: AoE v85 initialised. [ 9.908241][ T1] usbcore: registered new interface driver cdc_acm [ 9.908256][ T1] cdc_acm: USB Abstract Control Model driver for USB modems and ISDN adapters [ 9.908996][ T1] usbcore: registered new interface driver usblp [ 9.909667][ T1] usbcore: registered new interface driver cdc_wdm [ 9.910367][ T1] usbcore: registered new interface driver usbtmc [ 9.913999][ T1] usbcore: registered new interface driver uas [ 9.958309][ T1] usbcore: registered new interface driver usb-storage [ 9.961606][ T1] usbcore: registered new interface driver ums-alauda [ 9.962951][ T1] usbcore: registered new interface driver ums-cypress [ 9.964072][ T1] usbcore: registered new interface driver ums-datafab [ 9.965251][ T1] usbcore: registered new interface driver ums_eneub6250 [ 10.002468][ T1] usbcore: registered new interface driver ums-freecom [ 10.003159][ T1] usbcore: registered new interface driver ums-isd200 [ 10.003884][ T1] usbcore: registered new interface driver ums-jumpshot [ 10.005182][ T1] usbcore: registered new interface driver ums-karma [ 10.034108][ T1] usbcore: registered new interface driver ums-onetouch [ 10.035287][ T1] usbcore: registered new interface driver ums-realtek [ 10.037961][ T1] usbcore: registered new interface driver ums-sddr09 [ 10.040380][ T1] usbcore: registered new interface driver ums-sddr55 [ 10.040998][ T1] usbcore: registered new interface driver ums-usbat [ 10.044223][ T1] usbcore: registered new interface driver mdc800 [ 10.044235][ T1] mdc800: v0.7.5 (30/10/2000):USB Driver for Mustek MDC800 Digital Camera [ 10.050184][ T1] usbcore: registered new interface driver microtekX6 [ 10.062318][ T1] usbcore: registered new interface driver usbserial_generic [ 10.070188][ T1] usbserial: USB Serial support registered for generic [ 10.070840][ T1] usbcore: registered new interface driver aircable [ 10.076636][ T1] usbserial: USB Serial support registered for aircable [ 10.078469][ T1] usbcore: registered new interface driver ark3116 [ 10.078737][ T1] usbserial: USB Serial support registered for ark3116 [ 10.079229][ T1] usbcore: registered new interface driver belkin_sa [ 10.083067][ T1] usbserial: USB Serial support registered for Belkin / Peracom / GoHubs USB Serial Adapter [ 10.103583][ T1] usbcore: registered new interface driver ch341 [ 10.104165][ T1] usbserial: USB Serial support registered for ch341-uart [ 10.104656][ T1] usbcore: registered new interface driver cp210x [ 10.111690][ T1] usbserial: USB Serial support registered for cp210x [ 10.118162][ T1] usbcore: registered new interface driver cyberjack [ 10.118658][ T1] usbserial: USB Serial support registered for Reiner SCT Cyberjack USB card reader [ 10.119188][ T1] usbcore: registered new interface driver cypress_m8 [ 10.123276][ T1] usbserial: USB Serial support registered for DeLorme Earthmate USB [ 10.123770][ T1] usbserial: USB Serial support registered for HID->COM RS232 Adapter [ 10.124026][ T1] usbserial: USB Serial support registered for Nokia CA-42 V2 Adapter [ 10.124537][ T1] usbcore: registered new interface driver usb_debug [ 10.133163][ T1] usbserial: USB Serial support registered for debug [ 10.133491][ T1] usbserial: USB Serial support registered for xhci_dbc [ 10.134042][ T1] usbcore: registered new interface driver digi_acceleport [ 10.138129][ T1] usbserial: USB Serial support registered for Digi 2 port USB adapter [ 10.138569][ T1] usbserial: USB Serial support registered for Digi 4 port USB adapter [ 10.139077][ T1] usbcore: registered new interface driver io_edgeport [ 10.189191][ T1] usbserial: USB Serial support registered for Edgeport 2 port adapter [ 10.189512][ T1] usbserial: USB Serial support registered for Edgeport 4 port adapter [ 10.189786][ T1] usbserial: USB Serial support registered for Edgeport 8 port adapter [ 10.326808][ T1] usbserial: USB Serial support registered for EPiC device [ 10.327372][ T1] usbcore: registered new interface driver io_ti [ 10.327665][ T1] usbserial: USB Serial support registered for Edgeport TI 1 port adapter [ 10.327951][ T1] usbserial: USB Serial support registered for Edgeport TI 2 port adapter [ 10.329120][ T1] usbcore: registered new interface driver empeg [ 10.329439][ T1] usbserial: USB Serial support registered for empeg [ 10.330766][ T1] usbcore: registered new interface driver f81534a_ctrl [ 10.331304][ T1] usbcore: registered new interface driver f81232 [ 10.331614][ T1] usbserial: USB Serial support registered for f81232 [ 10.332595][ T1] usbserial: USB Serial support registered for f81534a [ 10.333132][ T1] usbcore: registered new interface driver f81534 [ 10.333462][ T1] usbserial: USB Serial support registered for Fintek F81532/F81534 [ 10.334564][ T1] usbcore: registered new interface driver ftdi_sio [ 10.334876][ T1] usbserial: USB Serial support registered for FTDI USB Serial Device [ 10.335393][ T1] usbcore: registered new interface driver garmin_gps [ 10.384436][ T1] usbserial: USB Serial support registered for Garmin GPS usb/tty [ 10.385098][ T1] usbcore: registered new interface driver ipaq [ 10.385404][ T1] usbserial: USB Serial support registered for PocketPC PDA [ 10.386081][ T1] usbcore: registered new interface driver ipw [ 10.386386][ T1] usbserial: USB Serial support registered for IPWireless converter [ 10.386844][ T1] usbcore: registered new interface driver ir_usb [ 10.387128][ T1] usbserial: USB Serial support registered for IR Dongle [ 10.387641][ T1] usbcore: registered new interface driver iuu_phoenix [ 10.387899][ T1] usbserial: USB Serial support registered for iuu_phoenix [ 10.388353][ T1] usbcore: registered new interface driver keyspan [ 10.388658][ T1] usbserial: USB Serial support registered for Keyspan - (without firmware) [ 10.388912][ T1] usbserial: USB Serial support registered for Keyspan 1 port adapter [ 10.389214][ T1] usbserial: USB Serial support registered for Keyspan 2 port adapter [ 10.389502][ T1] usbserial: USB Serial support registered for Keyspan 4 port adapter [ 10.389976][ T1] usbcore: registered new interface driver keyspan_pda [ 10.390239][ T1] usbserial: USB Serial support registered for Keyspan PDA [ 10.390578][ T1] usbserial: USB Serial support registered for Keyspan PDA - (prerenumeration) [ 10.391026][ T1] usbcore: registered new interface driver kl5kusb105 [ 10.391317][ T1] usbserial: USB Serial support registered for KL5KUSB105D / PalmConnect [ 10.391767][ T1] usbcore: registered new interface driver kobil_sct [ 10.392024][ T1] usbserial: USB Serial support registered for KOBIL USB smart card terminal [ 10.392485][ T1] usbcore: registered new interface driver mct_u232 [ 10.392768][ T1] usbserial: USB Serial support registered for MCT U232 [ 10.393255][ T1] usbcore: registered new interface driver metro_usb [ 10.393512][ T1] usbserial: USB Serial support registered for Metrologic USB to Serial [ 10.393959][ T1] usbcore: registered new interface driver mos7720 [ 10.394250][ T1] usbserial: USB Serial support registered for Moschip 2 port adapter [ 10.394688][ T1] usbcore: registered new interface driver mos7840 [ 10.394945][ T1] usbserial: USB Serial support registered for Moschip 7840/7820 USB Serial Driver [ 10.395500][ T1] usbcore: registered new interface driver mxuport [ 10.402658][ T1] usbserial: USB Serial support registered for MOXA UPort [ 10.403214][ T1] usbcore: registered new interface driver navman [ 10.403492][ T1] usbserial: USB Serial support registered for navman [ 10.407919][ T1] usbcore: registered new interface driver omninet [ 10.408256][ T1] usbserial: USB Serial support registered for ZyXEL - omni.net usb [ 10.408825][ T1] usbcore: registered new interface driver opticon [ 10.409084][ T1] usbserial: USB Serial support registered for opticon [ 10.414817][ T1] usbcore: registered new interface driver option [ 10.415089][ T1] usbserial: USB Serial support registered for GSM modem (1-port) [ 10.415556][ T1] usbcore: registered new interface driver oti6858 [ 10.420235][ T1] usbserial: USB Serial support registered for oti6858 [ 10.420770][ [ 10.420770][ T1] usbcore: registered new interface driver pl2303 [ 10.421045][ T1] usbserial: USB Serial support registered for pl2303 [ 10.425493][ T1] usbcore: registered new interface driver qcaux [ 10.427838][ T1] usbserial: USB Serial support registered for qcaux [ 10.429640][ T1] usbcore: registered new interface driver qcserial [ 10.430109][ T1] usbserial: USB Serial support registered for Qualcomm USB modem [ 10.430595][ T1] usbcore: registered new interface driver quatech2 [ 10.434482][ T1] usbserial: USB Serial support registered for Quatech 2nd gen USB to Serial Driver [ 10.435170][ T1] usbcore: registered new interface driver safe_serial [ 10.435459][ T1] usbserial: USB Serial support registered for safe_serial [ 10.440359][ T1] usbcore: registered new interface driver sierra [ 10.440648][ T1] usbserial: USB Serial support registered for Sierra USB modem [ 10.441159][ T1] usbcore: registered new interface driver usb_serial_simple [ 10.441432][ T1] usbserial: USB Serial support registered for carelink [ 10.443805][ T1] usbserial: USB Serial support registered for flashloader [ 10.444072][ T1] usbserial: USB Serial support registered for funsoft [ 10.444470][ T1] usbserial: USB Serial support registered for google [ 10.444722][ T1] usbserial: USB Serial support registered for hp4x [ 10.448366][ T1] usbserial: USB Serial support registered for kaufmann [ 10.448670][ T1] usbserial: USB Serial support registered for libtransistor [ 10.448958][ T1] usbserial: USB Serial support registered for moto_modem [ 10.449213][ T1] usbserial: USB Serial support registered for motorola_tetra [ 10.449475][ T1] usbserial: USB Serial support registered for nokia [ 10.452589][ T1] usbserial: USB Serial support registered for novatel_gps [ 10.452934][ T1] usbserial: USB Serial support registered for owon [ 10.453191][ T1] usbserial: USB Serial support registered for siemens_mpi [ 10.453452][ T1] usbserial: USB Serial support registered for suunto [ 10.453706][ T1] usbserial: USB Serial support registered for vivopay [ 10.458826][ T1] usbserial: USB Serial support registered for zio [ 10.459367][ T1] usbcore: registered new interface driver spcp8x5 [ 10.459634][ T1] usbserial: USB Serial support registered for SPCP8x5 [ 10.463443][ T1] usbcore: registered new interface driver ssu100 [ 10.464096][ T1] usbserial: USB Serial support registered for Quatech SSU-100 USB to Serial Driver [ 10.468804][ T1] usbcore: registered new interface driver symbolserial [ 10.469089][ T1] usbserial: USB Serial support registered for symbol [ 10.469586][ T1] usbcore: registered new interface driver ti_usb_3410_5052 [ 10.469877][ T1] usbserial: USB Serial support registered for TI USB 3410 1 port adapter [ 10.472956][ T1] usbserial: USB Serial support registered for TI USB 5052 2 port adapter [ 10.473507][ T1] usbcore: registered new interface driver upd78f0730 [ 10.473775][ T1] usbserial: USB Serial support registered for upd78f0730 [ 10.477679][ T1] usbcore: registered new interface driver visor [ 10.477980][ T1] usbserial: USB Serial support registered for Handspring Visor / Palm OS [ 10.481121][ T1] usbserial: USB Serial support registered for Sony Clie 5.0 [ 10.481397][ T1] usbserial: USB Serial support registered for Sony Clie 3.5 [ 10.481969][ T1] usbcore: registered new interface driver wishbone_serial [ 10.484554][ T1] usbserial: USB Serial support registered for wishbone_serial [ 10.485066][ T1] usbcore: registered new interface driver whiteheat [ 10.485342][ T1] usbserial: USB Serial support registered for Connect Tech - WhiteHEAT - (prerenumeration) [ 10.519928][ T1] usbserial: USB Serial support registered for Connect Tech - WhiteHEAT [ 10.521405][ T1] usbcore: registered new interface driver xr_serial [ 10.522205][ T1] usbserial: USB Serial support registered for xr_serial [ 10.523146][ T1] usbcore: registered new interface driver xsens_mt [ 10.525331][ T1] usbserial: USB Serial support registered for xsens_mt [ 10.528649][ T1] usbcore: registered new interface driver adutux [ 10.531914][ T1] usbcore: registered new interface driver appledisplay [ 10.533345][ T1] usbcore: registered new interface driver cypress_cy7c63 [ 10.534886][ T1] usbcore: registered new interface driver cytherm [ 10.536666][ T1] usbcore: registered new interface driver emi26 - firmware loader [ 10.538047][ T1] usbcore: registered new interface driver emi62 - firmware loader [ 10.539036][ T1] usbcore: registered new device driver apple-mfi-fastcharge [ 10.540713][ T1] usbcore: registered new interface driver ljca [ 10.542312][ T1] usbcore: registered new interface driver idmouse [ 10.543921][ T1] usbcore: registered new interface driver iowarrior [ 10.545056][ T1] usbcore: registered new interface driver isight_firmware [ 10.550933][ T1] usbcore: registered new interface driver usblcd [ 10.551641][ T1] usbcore: registered new interface driver ldusb [ 10.558489][ T1] usbcore: registered new interface driver legousbtower [ 10.560763][ T1] usbcore: registered new interface driver usbtest [ 10.565291][ T1] usbcore: registered new interface driver usb_ehset_test [ 10.566534][ T1] usbcore: registered new interface driver trancevibrator [ 10.567346][ T1] usbcore: registered new interface driver uss720 [ 10.567356][ T1] uss720: USB Parport Cable driver for Cables using the Lucent Technologies USS720 Chip [ 10.567364][ T1] uss720: NOTE: this is a special purpose driver to allow nonstandard [ 10.567370][ T1] uss720: protocols (eg. bitbang) over USS720 usb to parallel cables [ 10.567377][ T1] uss720: If you just want to connect to a printer, use usblp instead [ 10.570369][ T1] usbcore: registered new interface driver usbsevseg [ 10.571920][ T1] usbcore: registered new interface driver yurex [ 10.640381][ T1] usbcore: registered new interface driver chaoskey [ 10.641064][ T1] usbcore: registered new interface driver sisusb [ 10.641734][ T1] usbcore: registered new interface driver lvs [ 10.642476][ T1] usbcore: registered new interface driver cxacru [ 10.643176][ T1] usbcore: registered new interface driver speedtch [ 10.643843][ T1] usbcore: registered new interface driver ueagle-atm [ 10.643860][ T1] xusbatm: malformed module parameters [ 10.675239][ T1] dummy_hcd dummy_hcd.0: USB Host+Gadget Emulator, driver 02 May 2005 [ 10.678447][ T1] dummy_hcd dummy_hcd.0: Dummy host controller [ 10.684146][ T1] dummy_hcd dummy_hcd.0: new USB bus registered, assigned bus number 1 [ 10.691767][ T1] usb usb1: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 7.01 [ 10.691797][ T1] usb usb1: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.691821][ T1] usb usb1: Product: Dummy host controller [ 10.691834][ T1] usb usb1: Manufacturer: Linux syzkaller dummy_hcd [ 10.691848][ T1] usb usb1: SerialNumber: dummy_hcd.0 [ 10.712067][ T1] hub 1-0:1.0: USB hub found [ 10.714595][ T1] hub 1-0:1.0: 1 port detected [ 10.759687][ T1569] ================================================================== [ 10.759709][ T1569] BUG: KASAN: slab-use-after-free in _raw_spin_lock_irqsave+0x40/0x60 [ 10.759738][ T1569] Read of size 1 at addr ffff888029c26440 by task kworker/u8:5/1569 [ 10.759753][ T1569] [ 10.759771][ T1569] CPU: 0 UID: 0 PID: 1569 Comm: kworker/u8:5 Not tainted syzkaller #0 PREEMPT_{RT,(full)} [ 10.759791][ T1569] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/09/2026 [ 10.759810][ T1569] Call Trace: [ 10.759821][ T1569] [ 10.759832][ T1569] dump_stack_lvl+0xe8/0x150 [ 10.759855][ T1569] print_address_description+0x55/0x1e0 [ 10.759878][ T1569] ? _raw_spin_lock_irqsave+0x40/0x60 [ 10.759898][ T1569] print_report+0x58/0x70 [ 10.759919][ T1569] kasan_report+0x117/0x150 [ 10.759940][ T1569] ? _raw_spin_lock_irqsave+0x40/0x60 [ 10.759963][ T1569] ? rt_mutex_slowunlock+0xbf/0x8b0 [ 10.759979][ T1569] __kasan_check_byte+0x2a/0x40 [ 10.759998][ T1569] lock_acquire+0x84/0x350 [ 10.760022][ T1569] ? rcu_is_watching+0x15/0xb0 [ 10.760048][ T1569] _raw_spin_lock_irqsave+0x40/0x60 [ 10.760068][ T1569] ? rt_mutex_slowunlock+0xbf/0x8b0 [ 10.760084][ T1569] rt_mutex_slowunlock+0xbf/0x8b0 [ 10.760103][ T1569] ? __pfx_rt_mutex_slowunlock+0x10/0x10 [ 10.760121][ T1569] ? __rcu_read_unlock+0x83/0xe0 [ 10.760142][ T1569] ? rt_spin_unlock+0x160/0x200 [ 10.760159][ T1569] d_alloc_parallel+0x103d/0x1630 [ 10.760180][ T1569] ? reacquire_held_locks+0x104/0x190 [ 10.760209][ T1569] ? d_alloc_parallel+0x3c4/0x1630 [ 10.760232][ T1569] ? __pfx_d_alloc_parallel+0x10/0x10 [ 10.760257][ T1569] ? down_read+0x156/0x200 [ 10.760278][ T1569] ? __pfx_down_read+0x10/0x10 [ 10.760301][ T1569] __lookup_slow+0x82/0x2f0 [ 10.760321][ T1569] lookup_slow+0x53/0x70 [ 10.760339][ T1569] link_path_walk+0xd1e/0x18d0 [ 10.760365][ T1569] path_openat+0x22c/0x37e0 [ 10.760399][ T1569] do_file_open+0x23e/0x4a0 [ 10.760419][ T1569] ? kasan_save_track+0x3e/0x80 [ 10.760435][ T1569] ? __kasan_slab_alloc+0x6c/0x80 [ 10.760451][ T1569] ? kmem_cache_alloc_noprof+0x354/0x6c0 [ 10.760480][ T1569] ? __pfx_do_file_open+0x10/0x10 [ 10.760512][ T1569] ? do_open_execat+0xad/0x590 [ 10.760533][ T1569] do_open_execat+0x12b/0x590 [ 10.760551][ T1569] ? rcu_is_watching+0x15/0xb0 [ 10.760575][ T1569] ? __pfx_do_open_execat+0x10/0x10 [ 10.760594][ T1569] ? kmem_cache_alloc_noprof+0x3bc/0x6c0 [ 10.760620][ T1569] ? do_getname_kernel+0x54/0x230 [ 10.760646][ T1569] ? do_getname_kernel+0x97/0x230 [ 10.760673][ T1569] alloc_bprm+0x28/0x660 [ 10.760692][ T1569] ? do_getname_kernel+0x183/0x230 [ 10.760725][ T1569] kernel_execve+0x87/0x930 [ 10.760750][ T1569] call_usermodehelper_exec_async+0x212/0x360 [ 10.760775][ T1569] ? __pfx_call_usermodehelper_exec_async+0x10/0x10 [ 10.760801][ T1569] ret_from_fork+0x514/0xb70 [ 10.760837][ T1569] ? __pfx_ret_from_fork+0x10/0x10 [ 10.760857][ T1569] ? __switch_to+0xc79/0x1410 [ 10.760875][ T1569] ? __pfx_call_usermodehelper_exec_async+0x10/0x10 [ 10.760901][ T1569] ret_from_fork_asm+0x1a/0x30 [ 10.760930][ T1569] [ 10.760936][ T1569] [ 10.760940][ T1569] Allocated by task 1567: [ 10.760949][ T1569] kasan_save_track+0x3e/0x80 [ 10.760964][ T1569] __kasan_slab_alloc+0x6c/0x80 [ 10.760980][ T1569] kmem_cache_alloc_lru_noprof+0x354/0x6b0 [ 10.761004][ T1569] __d_alloc+0x37/0x6f0 [ 10.761020][ T1569] d_alloc_parallel+0xe3/0x1630 [ 10.761042][ T1569] __lookup_slow+0x82/0x2f0 [ 10.761057][ T1569] lookup_slow+0x53/0x70 [ 10.761072][ T1569] link_path_walk+0xd1e/0x18d0 [ 10.761087][ T1569] path_openat+0x22c/0x37e0 [ 10.761105][ T1569] do_file_open+0x23e/0x4a0 [ 10.761123][ T1569] do_open_execat+0x12b/0x590 [ 10.761139][ T1569] alloc_bprm+0x28/0x660 [ 10.761167][ T1569] kernel_execve+0x87/0x930 [ 10.761184][ T1569] call_usermodehelper_exec_async+0x212/0x360 [ 10.761206][ T1569] ret_from_fork+0x514/0xb70 [ 10.761224][ T1569] ret_from_fork_asm+0x1a/0x30 [ 10.761244][ T1569] [ 10.761248][ T1569] Freed by task 21: [ 10.761256][ T1569] kasan_save_track+0x3e/0x80 [ 10.761269][ T1569] kasan_save_free_info+0x46/0x50 [ 10.761290][ T1569] __kasan_slab_free+0x5c/0x80 [ 10.761305][ T1569] kmem_cache_free+0x187/0x6c0 [ 10.761321][ T1569] rcu_cpu_kthread+0x99e/0x1470 [ 10.761342][ T1569] smpboot_thread_fn+0x541/0xa50 [ 10.761357][ T1569] kthread+0x388/0x470 [ 10.761374][ T1569] ret_from_fork+0x514/0xb70 [ 10.761391][ T1569] ret_from_fork_asm+0x1a/0x30 [ 10.761410][ T1569] [ 10.761414][ T1569] Last potentially related work creation: [ 10.761420][ T1569] kasan_save_stack+0x3e/0x60 [ 10.761434][ T1569] kasan_record_aux_stack+0xbd/0xd0 [ 10.761455][ T1569] call_rcu+0xee/0x890 [ 10.761477][ T1569] dentry_kill+0x4ed/0x890 [ 10.761497][ T1569] finish_dput+0x1a/0x260 [ 10.761511][ T1569] step_into_slowpath+0x487/0x7e0 [ 10.761527][ T1569] link_path_walk+0xd50/0x18d0 [ 10.761542][ T1569] path_openat+0x22c/0x37e0 [ 10.761560][ T1569] do_file_open+0x23e/0x4a0 [ 10.761578][ T1569] do_open_execat+0x12b/0x590 [ 10.761594][ T1569] alloc_bprm+0x28/0x660 [ 10.761610][ T1569] kernel_execve+0x87/0x930 [ 10.761627][ T1569] call_usermodehelper_exec_async+0x212/0x360 [ 10.761651][ T1569] ret_from_fork+0x514/0xb70 [ 10.761668][ T1569] ret_from_fork_asm+0x1a/0x30 [ 10.761688][ T1569] [ 10.761692][ T1569] The buggy address belongs to the object at ffff888029c26370 [ 10.761692][ T1569] which belongs to the cache dentry of size 376 [ 10.761713][ T1569] The buggy address is located 208 bytes inside of [ 10.761713][ T1569] freed 376-byte region [ffff888029c26370, ffff888029c264e8) [ 10.761730][ T1569] [ 10.761734][ T1569] The buggy address belongs to the physical page: [ 10.761758][ T1569] page: refcount:0 mapcount:0 mapping:0000000000000000 index:0x0 pfn:0x29c26 [ 10.761778][ T1569] head: order:1 mapcount:0 entire_mapcount:0 nr_pages_mapped:0 pincount:0 [ 10.761793][ T1569] flags: 0x80000000000040(head|node=0|zone=1) [ 10.761815][ T1569] page_type: f5(slab) [ 10.761831][ T1569] raw: 0080000000000040 ffff88801c68c500 dead000000000100 dead000000000122 [ 10.761846][ T1569] raw: 0000000000000000 0000000800120012 00000000f5000000 0000000000000000 [ 10.761862][ T1569] head: 0080000000000040 ffff88801c68c500 dead000000000100 dead000000000122 [ 10.761876][ T1569] head: 0000000000000000 0000000800120012 00000000f5000000 0000000000000000 [ 10.761893][ T1569] head: 0080000000000001 ffffffffffffff81 00000000ffffffff 00000000ffffffff [ 10.761907][ T1569] head: 0000000000000000 0000000000000000 00000000ffffffff 0000000000000002 [ 10.761915][ T1569] page dumped because: kasan: bad access detected [ 10.761932][ T1569] page_owner tracks the page as allocated [ 10.761938][ T1569] page last allocated via order 1, migratetype Reclaimable, gfp_mask 0xd20d0(__GFP_RECLAIMABLE|__GFP_IO|__GFP_FS|__GFP_NOWARN|__GFP_NORETRY|__GFP_COMP|__GFP_NOMEMALLOC), pid 45, tgid 45 (kworker/u8:3), ts 10616046847, free_ts 0 [ 10.761969][ T1569] post_alloc_hook+0x1f9/0x250 [ 10.761993][ T1569] get_page_from_freelist+0x265c/0x26e0 [ 10.762010][ T1569] __alloc_frozen_pages_noprof+0x18d/0x380 [ 10.762027][ T1569] allocate_slab+0x76/0x5d0 [ 10.762046][ T1569] refill_objects+0x2d9/0x350 [ 10.762067][ T1569] __pcs_replace_empty_main+0x331/0x690 [ 10.762086][ T1569] kmem_cache_alloc_lru_noprof+0x46b/0x6b0 [ 10.762110][ T1569] __d_alloc+0x37/0x6f0 [ 10.762126][ T1569] d_alloc+0x4b/0x190 [ 10.762142][ T1569] lookup_one_qstr_excl+0xd8/0x360 [ 10.762159][ T1569] start_dirop+0x5c/0x90 [ 10.762174][ T1569] simple_start_creating+0xcc/0x110 [ 10.762192][ T1569] tracefs_start_creating+0x95/0x120 [ 10.762209][ T1569] tracefs_create_file+0xa4/0x630 [ 10.762227][ T1569] trace_create_file+0x32/0x70 [ 10.762244][ T1569] tracer_init_tracefs_work_func+0x8c/0xc0 [ 10.762269][ T1569] page_owner free stack trace missing [ 10.762275][ T1569] [ 10.762279][ T1569] Memory state around the buggy address: [ 10.762288][ T1569] ffff888029c26300: fb fb fb fb fb fb fc fc fc fc fc fc fc fc fa fb [ 10.762299][ T1569] ffff888029c26380: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb [ 10.762310][ T1569] >ffff888029c26400: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb [ 10.762317][ T1569] ^ [ 10.762326][ T1569] ffff888029c26480: fb fb fb fb fb fb fb fb fb fb fb fb fb fc fc fc [ 10.762337][ T1569] ffff888029c26500: fc fc fc fc fc fa fb fb fb fb fb fb fb fb fb fb [ 10.762346][ T1569] ================================================================== [ 10.762364][ T1569] Kernel panic - not syncing: KASAN: panic_on_warn set ... [ 10.762376][ T1569] CPU: 0 UID: 0 PID: 1569 Comm: kworker/u8:5 Not tainted syzkaller #0 PREEMPT_{RT,(full)} [ 10.762396][ T1569] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/09/2026 [ 10.762407][ T1569] Call Trace: [ 10.762413][ T1569] [ 10.762420][ T1569] vpanic+0x56c/0xa60 [ 10.762446][ T1569] ? __pfx_vpanic+0x10/0x10 [ 10.762473][ T1569] panic+0xc5/0xd0 [ 10.762496][ T1569] ? __pfx_panic+0x10/0x10 [ 10.762521][ T1569] ? _raw_spin_lock_irqsave+0x40/0x60 [ 10.762540][ T1569] ? rcu_is_watching+0x15/0xb0 [ 10.762565][ T1569] ? _raw_spin_lock_irqsave+0x40/0x60 [ 10.762586][ T1569] ? _raw_spin_lock_irqsave+0x40/0x60 [ 10.762606][ T1569] check_panic_on_warn+0x89/0xb0 [ 10.762628][ T1569] ? _raw_spin_lock_irqsave+0x40/0x60 [ 10.762647][ T1569] end_report+0x73/0x170 [ 10.762666][ T1569] ? _raw_spin_lock_irqsave+0x40/0x60 [ 10.762685][ T1569] kasan_report+0x128/0x150 [ 10.762711][ T1569] ? _raw_spin_lock_irqsave+0x40/0x60 [ 10.762733][ T1569] ? rt_mutex_slowunlock+0xbf/0x8b0 [ 10.762749][ T1569] __kasan_check_byte+0x2a/0x40 [ 10.762767][ T1569] lock_acquire+0x84/0x350 [ 10.762791][ T1569] ? rcu_is_watching+0x15/0xb0 [ 10.762816][ T1569] _raw_spin_lock_irqsave+0x40/0x60 [ 10.762836][ T1569] ? rt_mutex_slowunlock+0xbf/0x8b0 [ 10.762852][ T1569] rt_mutex_slowunlock+0xbf/0x8b0 [ 10.762871][ T1569] ? __pfx_rt_mutex_slowunlock+0x10/0x10 [ 10.762890][ T1569] ? __rcu_read_unlock+0x83/0xe0 [ 10.762910][ T1569] ? rt_spin_unlock+0x160/0x200 [ 10.762927][ T1569] d_alloc_parallel+0x103d/0x1630 [ 10.762947][ T1569] ? reacquire_held_locks+0x104/0x190 [ 10.762976][ T1569] ? d_alloc_parallel+0x3c4/0x1630 [ 10.762999][ T1569] ? __pfx_d_alloc_parallel+0x10/0x10 [ 10.763024][ T1569] ? down_read+0x156/0x200 [ 10.763045][ T1569] ? __pfx_down_read+0x10/0x10 [ 10.763068][ T1569] __lookup_slow+0x82/0x2f0 [ 10.763087][ T1569] lookup_slow+0x53/0x70 [ 10.763105][ T1569] link_path_walk+0xd1e/0x18d0 [ 10.763131][ T1569] path_openat+0x22c/0x37e0 [ 10.763165][ T1569] do_file_open+0x23e/0x4a0 [ 10.763184][ T1569] ? kasan_save_track+0x3e/0x80 [ 10.763199][ T1569] ? __kasan_slab_alloc+0x6c/0x80 [ 10.763215][ T1569] ? kmem_cache_alloc_noprof+0x354/0x6c0 [ 10.763243][ T1569] ? __pfx_do_file_open+0x10/0x10 [ 10.763275][ T1569] ? do_open_execat+0xad/0x590 [ 10.763295][ T1569] do_open_execat+0x12b/0x590 [ 10.763313][ T1569] ? rcu_is_watching+0x15/0xb0 [ 10.763338][ T1569] ? __pfx_do_open_execat+0x10/0x10 [ 10.763357][ T1569] ? kmem_cache_alloc_noprof+0x3bc/0x6c0 [ 10.763383][ T1569] ? do_getname_kernel+0x54/0x230 [ 10.763408][ T1569] ? do_getname_kernel+0x97/0x230 [ 10.763435][ T1569] alloc_bprm+0x28/0x660 [ 10.763454][ T1569] ? do_getname_kernel+0x183/0x230 [ 10.763481][ T1569] kernel_execve+0x87/0x930 [ 10.763505][ T1569] call_usermodehelper_exec_async+0x212/0x360 [ 10.763530][ T1569] ? __pfx_call_usermodehelper_exec_async+0x10/0x10 [ 10.763555][ T1569] ret_from_fork+0x514/0xb70 [ 10.763576][ T1569] ? __pfx_ret_from_fork+0x10/0x10 [ 10.763596][ T1569] ? __switch_to+0xc79/0x1410 [ 10.763614][ T1569] ? __pfx_call_usermodehelper_exec_async+0x10/0x10 [ 10.763640][ T1569] ret_from_fork_asm+0x1a/0x30 [ 10.763668][ T1569] [ 10.763934][ T1569] Kernel Offset: disabled