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@10.128.1.64" "pwd"]: exit status 255 ssh: connect to host 10.128.1.64 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 536fabb2-f763-6740-9394-a685038cfeb3 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 22.1.6 (++20260514074242+fc4aad7b5db3-1~exp1~20260514074407.73), Debian LLD 22.1.6) #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-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 0x0000000000100000-0x00000000bfffcfff] 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 [ 0.000005][ T0] kvm-clock: using sched offset of 9104514537 cycles [ 0.000012][ T0] clocksource: kvm-clock: mask: 0xffffffffffffffff max_cycles: 0x1cd42e4dffb, max_idle_ns: 881590591483 ns [ 0.000032][ T0] tsc: Detected 2199.998 MHz processor [ 0.003852][ T0] last_pfn = 0x240000 max_arch_pfn = 0x400000000 [ 0.003900][ T0] MTRR map: 4 entries (3 fixed + 1 variable; max 19), built from 8 variable MTRRs [ 0.003911][ T0] x86/PAT: Configuration [0-7]: WB WC UC- UC WB WP UC- WT [ 0.003970][ T0] last_pfn = 0xbfffd max_arch_pfn = 0x400000000 [ 0.008908][ T0] found SMP MP-table at [mem 0x000f2890-0x000f289f] [ 0.008933][ T0] Using GB pages for direct mapping [ 0.012596][ T0] ACPI: Early table checksum verification disabled [ 0.012617][ T0] ACPI: RSDP 0x00000000000F2610 000014 (v00 Google) [ 0.012632][ T0] ACPI: RSDT 0x00000000BFFFFFB0 000038 (v01 Google GOOGRSDT 00000001 GOOG 00000001) [ 0.012654][ T0] ACPI: FACP 0x00000000BFFFF3B0 000114 (v06 Google GOOGFACP 00000001 GOOG 00000001) [ 0.012677][ T0] ACPI: DSDT 0x00000000BFFFD5C0 001DED (v02 Google GOOGDSDT 00000001 GOOG 00000001) [ 0.012695][ T0] ACPI: FACS 0x00000000BFFFD580 000040 [ 0.012708][ T0] ACPI: FACS 0x00000000BFFFD580 000040 [ 0.012722][ T0] ACPI: SRAT 0x00000000BFFFFEA0 0000C8 (v03 Google GOOGSRAT 00000001 GOOG 00000001) [ 0.012740][ T0] ACPI: APIC 0x00000000BFFFFDF0 000076 (v05 Google GOOGAPIC 00000001 GOOG 00000001) [ 0.012758][ T0] ACPI: SSDT 0x00000000BFFFF4D0 000914 (v02 Google GOOGSSDT 00000001 GOOG 00000001) [ 0.012775][ T0] ACPI: WAET 0x00000000BFFFFE70 000028 (v01 Google GOOGWAET 00000001 GOOG 00000001) [ 0.012790][ T0] ACPI: Reserving FACP table memory at [mem 0xbffff3b0-0xbffff4c3] [ 0.012798][ T0] ACPI: Reserving DSDT table memory at [mem 0xbfffd5c0-0xbffff3ac] [ 0.012804][ T0] ACPI: Reserving FACS table memory at [mem 0xbfffd580-0xbfffd5bf] [ 0.012811][ T0] ACPI: Reserving FACS table memory at [mem 0xbfffd580-0xbfffd5bf] [ 0.012818][ T0] ACPI: Reserving SRAT table memory at [mem 0xbffffea0-0xbfffff67] [ 0.012824][ T0] ACPI: Reserving APIC table memory at [mem 0xbffffdf0-0xbffffe65] [ 0.012831][ T0] ACPI: Reserving SSDT table memory at [mem 0xbffff4d0-0xbffffde3] [ 0.012837][ T0] ACPI: Reserving WAET table memory at [mem 0xbffffe70-0xbffffe97] [ 0.012950][ T0] ACPI: SRAT: Node 0 PXM 0 [mem 0x00000000-0x0009ffff] [ 0.012959][ T0] ACPI: SRAT: Node 0 PXM 0 [mem 0x00100000-0xbfffffff] [ 0.012967][ T0] ACPI: SRAT: Node 0 PXM 0 [mem 0x100000000-0x23fffffff] [ 0.012978][ T0] NUMA: Node 0 [mem 0x00001000-0x0009ffff] + [mem 0x00100000-0xbfffffff] -> [mem 0x00001000-0xbfffffff] [ 0.012990][ T0] NUMA: Node 0 [mem 0x00001000-0xbfffffff] + [mem 0x100000000-0x23fffffff] -> [mem 0x00001000-0x23fffffff] [ 0.013011][ T0] Faking node 0 at [mem 0x0000000000001000-0x0000000140000fff] (5120MB) [ 0.013019][ T0] Faking node 1 at [mem 0x0000000140001000-0x000000023fffffff] (4095MB) [ 0.013077][ T0] NODE_DATA(0) allocated [mem 0x13fffac80-0x140000fff] [ 0.013844][ T0] NODE_DATA(1) allocated [mem 0x23fff6c80-0x23fffcfff] [ 0.282479][ T0] KernelAddressSanitizer initialized (generic) [ 0.283265][ T0] ACPI: PM-Timer IO Port: 0xb008 [ 0.283299][ T0] ACPI: LAPIC_NMI (acpi_id[0xff] dfl dfl lint[0x1]) [ 0.283431][ T0] IOAPIC[0]: apic_id 0, version 17, address 0xfec00000, GSI 0-23 [ 0.283445][ T0] ACPI: INT_SRC_OVR (bus 0 bus_irq 5 global_irq 5 high level) [ 0.283455][ T0] ACPI: INT_SRC_OVR (bus 0 bus_irq 9 global_irq 9 high level) [ 0.283463][ T0] ACPI: INT_SRC_OVR (bus 0 bus_irq 10 global_irq 10 high level) [ 0.283471][ T0] ACPI: INT_SRC_OVR (bus 0 bus_irq 11 global_irq 11 high level) [ 0.283490][ T0] ACPI: Using ACPI (MADT) for SMP configuration information [ 0.283495][ T0] TSC deadline timer available [ 0.283503][ T0] CPU topo: Max. logical packages: 1 [ 0.283508][ T0] CPU topo: Max. logical nodes: 1 [ 0.283511][ T0] CPU topo: Num. nodes per package: 1 [ 0.283519][ T0] CPU topo: Max. logical dies: 1 [ 0.283523][ T0] CPU topo: Max. dies per package: 1 [ 0.283535][ T0] CPU topo: Max. threads per core: 2 [ 0.283540][ T0] CPU topo: Num. cores per package: 1 [ 0.283544][ T0] CPU topo: Num. threads per package: 2 [ 0.283548][ T0] CPU topo: Allowing 2 present CPUs plus 0 hotplug CPUs [ 0.283651][ T0] PM: hibernation: Registered nosave memory: [mem 0x00000000-0x00000fff] [ 0.283661][ T0] PM: hibernation: Registered nosave memory: [mem 0x0009f000-0x000fffff] [ 0.283669][ T0] PM: hibernation: Registered nosave memory: [mem 0xbfffd000-0xffffffff] [ 0.283691][ T0] [gap 0xc0000000-0xfffbbfff] available for PCI devices [ 0.283698][ T0] Booting paravirtualized kernel on KVM [ 0.283710][ T0] clocksource: refined-jiffies: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 19112604462750000 ns [ 0.410602][ T0] Zone ranges: [ 0.410610][ T0] DMA [mem 0x0000000000001000-0x0000000000ffffff] [ 0.410622][ T0] DMA32 [mem 0x0000000001000000-0x00000000ffffffff] [ 0.410629][ T0] Normal [mem 0x0000000100000000-0x000000023fffffff] [ 0.410637][ T0] Device empty [ 0.410642][ T0] Movable zone start for each node [ 0.410645][ T0] Early memory node ranges [ 0.410648][ T0] node 0: [mem 0x0000000000001000-0x000000000009efff] [ 0.410656][ T0] node 0: [mem 0x0000000000100000-0x00000000bfffcfff] [ 0.410664][ T0] node 0: [mem 0x0000000100000000-0x0000000140000fff] [ 0.410670][ T0] node 1: [mem 0x0000000140001000-0x000000023fffffff] [ 0.410680][ T0] Initmem setup node 0 [mem 0x0000000000001000-0x0000000140000fff] [ 0.410697][ T0] Initmem setup node 1 [mem 0x0000000140001000-0x000000023fffffff] [ 0.410744][ T0] On node 0, zone DMA: 1 pages in unavailable ranges [ 0.410990][ T0] On node 0, zone DMA: 97 pages in unavailable ranges [ 0.472319][ T0] On node 0, zone Normal: 3 pages in unavailable ranges [ 0.533740][ T0] setup_percpu: NR_CPUS:8 nr_cpumask_bits:2 nr_cpu_ids:2 nr_node_ids:2 [ 0.534392][ T0] percpu: Embedded 72 pages/cpu s254408 r8192 d32312 u1048576 [ 0.534547][ T0] kvm-guest: PV spinlocks enabled [ 0.534557][ T0] PV qspinlock hash table entries: 256 (order: 0, 4096 bytes, linear) [ 0.534576][ 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 \ [ 0.534603][ T0] Kernel command line: comedi.comedi_num_legacy_minors=4 panic_on_warn=1 BOOT_IMAGE=/boot/bzImage root=/dev/sda1 console=ttyS0 [ 0.539025][ T0] Unknown kernel command line parameters "nbds_max=32", will be passed to user space. [ 0.539094][ T0] random: crng init done [ 0.539098][ T0] printk: log buffer data + meta data: 262144 + 917504 = 1179648 bytes [ 0.539295][ T0] software IO TLB: area num 2. [ 0.563781][ T0] Fallback order for Node 0: 0 1 [ 0.563801][ T0] Fallback order for Node 1: 1 0 [ 0.563815][ T0] Built 2 zonelists, mobility grouping on. Total pages: 2097051 [ 0.563823][ T0] Policy zone: Normal [ 0.564424][ T0] mem auto-init: stack:all(zero), heap alloc:on, heap free:off [ 0.564432][ T0] stackdepot: allocating hash table via alloc_large_system_hash [ 0.564442][ T0] stackdepot hash table entries: 1048576 (order: 12, 16777216 bytes, linear) [ 0.568492][ T0] stackdepot: allocating space for 8192 stack pools via memblock [ 1.097858][ T0] ********************************************************** [ 1.097869][ T0] ** NOTICE NOTICE NOTICE NOTICE NOTICE NOTICE NOTICE ** [ 1.097873][ T0] ** ** [ 1.097876][ T0] ** This system shows unhashed kernel memory addresses ** [ 1.097880][ T0] ** via the console, logs, and other interfaces. This ** [ 1.097883][ T0] ** might reduce the security of your system. ** [ 1.097887][ T0] ** ** [ 1.097890][ T0] ** If you see this message and you are not debugging ** [ 1.097894][ T0] ** the kernel, report this immediately to your system ** [ 1.097897][ T0] ** administrator! ** [ 1.097901][ T0] ** ** [ 1.097904][ T0] ** Use hash_pointers=always to force this mode off ** [ 1.097908][ T0] ** ** [ 1.097911][ T0] ** NOTICE NOTICE NOTICE NOTICE NOTICE NOTICE NOTICE ** [ 1.097915][ T0] ********************************************************** [ 1.101254][ T0] SLUB: HWalign=64, Order=0-3, MinObjects=0, CPUs=2, Nodes=2 [ 1.221499][ T0] allocated 167772160 bytes of page_ext [ 1.221540][ T0] Node 0, zone DMA: page owner found early allocated 0 pages [ 1.235082][ T0] Node 0, zone DMA32: page owner found early allocated 21120 pages [ 1.238932][ T0] Node 0, zone Normal: page owner found early allocated 131 pages [ 1.249961][ T0] Node 1, zone Normal: page owner found early allocated 19848 pages [ 1.250444][ T0] Kernel/User page tables isolation: enabled [ 1.252592][ T0] Dynamic Preempt: full [ 1.253739][ T0] Running RCU self tests [ 1.253744][ T0] Running RCU synchronous self tests [ 1.253749][ T0] rcu: Preemptible hierarchical RCU implementation. [ 1.253753][ T0] rcu: RCU lockdep checking is enabled. [ 1.253756][ T0] rcu: RCU restricting CPUs from NR_CPUS=8 to nr_cpu_ids=2. [ 1.253762][ T0] rcu: RCU priority boosting: priority 1 delay 500 ms. [ 1.253768][ T0] rcu: RCU callback double-/use-after-free debug is enabled. [ 1.253772][ T0] rcu: RCU_SOFTIRQ processing moved to rcuc kthreads. [ 1.253775][ T0] rcu: RCU debug extended QS entry/exit. [ 1.253779][ T0] No expedited grace period (rcu_normal_after_boot). [ 1.253783][ T0] Trampoline variant of Tasks RCU enabled. [ 1.253786][ T0] Tracing variant of Tasks RCU enabled. [ 1.253789][ T0] rcu: RCU calculated value of scheduler-enlistment delay is 10 jiffies. [ 1.253794][ T0] rcu: Adjusting geometry for rcu_fanout_leaf=16, nr_cpu_ids=2 [ 1.253961][ T0] Running RCU synchronous self tests [ 1.253995][ T0] RCU Tasks: Setting shift to 1 and lim to 1 rcu_task_cb_adjust=1 rcu_task_cpu_ids=2. [ 1.423149][ T0] NR_IRQS: 4352, nr_irqs: 440, preallocated irqs: 16 [ 1.424278][ T0] rcu: srcu_init: Setting srcu_struct sizes based on contention. [ 1.424317][ T0] clocksource: jiffies: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 19112604462750000 ns [ 1.425038][ T0] kfence: initialized - using 2097152 bytes for 255 objects at 0xffff88823be00000-0xffff88823c000000 [ 1.426961][ T0] Console: colour VGA+ 80x25 [ 1.840351][ T0] printk: legacy console [ttyS0] enabled [ 1.840362][ T0] printk: legacy bootconsole [earlyser0] disabled [ 1.840440][ T0] Lock dependency validator: Copyright (c) 2006 Red Hat, Inc., Ingo Molnar [ 1.840445][ T0] ... MAX_LOCKDEP_SUBCLASSES: 8 [ 1.840449][ T0] ... MAX_LOCK_DEPTH: 48 [ 1.840453][ T0] ... MAX_LOCKDEP_KEYS: 8192 [ 1.840458][ T0] ... CLASSHASH_SIZE: 4096 [ 1.840462][ T0] ... MAX_LOCKDEP_ENTRIES: 1048576 [ 1.840466][ T0] ... MAX_LOCKDEP_CHAINS: 1048576 [ 1.840470][ T0] ... CHAINHASH_SIZE: 524288 [ 1.840474][ T0] memory used by lock dependency info: 106625 kB [ 1.840479][ T0] memory used for stack traces: 8320 kB [ 1.840483][ T0] per task-struct memory footprint: 1920 bytes [ 1.840801][ T0] ACPI: Core revision 20260408 [ 1.841935][ T0] APIC: Switch to symmetric I/O mode setup [ 1.842659][ T0] x2apic enabled [ 1.845357][ T0] APIC: Switched APIC routing to: physical x2apic [ 1.850755][ T0] clocksource: tsc-early: mask: 0xffffffffffffffff max_cycles: 0x1fb63109b96, max_idle_ns: 440795265316 ns [ 1.850802][ T0] Calibrating delay loop (skipped) preset value.. 4399.99 BogoMIPS (lpj=21999980) [ 1.851435][ T0] Last level iTLB entries: 4KB 64, 2MB 8, 4MB 8 [ 1.851442][ T0] Last level dTLB entries: 4KB 64, 2MB 32, 4MB 32, 1GB 4 [ 1.851497][ T0] mitigations: Enabled attack vectors: user_kernel, user_user, guest_host, guest_guest, SMT mitigations: auto [ 1.851516][ T0] Speculative Store Bypass: Mitigation: Speculative Store Bypass disabled via prctl [ 1.851523][ T0] Spectre V2 : Mitigation: IBRS [ 1.851527][ T0] RETBleed: Mitigation: IBRS [ 1.851531][ T0] ITS: Mitigation: Aligned branch/return thunks [ 1.851535][ T0] Spectre V2 : User space: Mitigation: STIBP via prctl [ 1.851539][ T0] MDS: Mitigation: Clear CPU buffers [ 1.851543][ T0] TAA: Mitigation: Clear CPU buffers [ 1.851546][ T0] MMIO Stale Data: Vulnerable: Clear CPU buffers attempted, no microcode [ 1.851551][ T0] Spectre V1 : Mitigation: usercopy/swapgs barriers and __user pointer sanitization [ 1.851559][ T0] Spectre V2 : Spectre v2 / SpectreRSB: Filling RSB on context switch and VMEXIT [ 1.851581][ T0] Spectre V2 : mitigation: Enabling conditional Indirect Branch Prediction Barrier [ 1.851636][ T0] active return thunk: its_return_thunk [ 1.851652][ T0] Spectre V2 : Spectre BHI mitigation: SW BHB clearing on syscall and VM exit [ 1.851715][ T0] x86/fpu: Supporting XSAVE feature 0x001: 'x87 floating point registers' [ 1.851725][ T0] x86/fpu: Supporting XSAVE feature 0x002: 'SSE registers' [ 1.851733][ T0] x86/fpu: Supporting XSAVE feature 0x004: 'AVX registers' [ 1.851744][ T0] x86/fpu: xstate_offset[2]: 576, xstate_sizes[2]: 256 [ 1.851756][ T0] x86/fpu: Enabled xstate features 0x7, context size is 832 bytes, using 'standard' format. [ 1.860791][ T0] pid_max: default: 32768 minimum: 301 [ 1.860791][ T0] landlock: Up and running. [ 1.860791][ T0] Yama: becoming mindful. [ 1.860791][ T0] TOMOYO Linux initialized [ 1.860791][ T0] AppArmor: AppArmor initialized [ 1.860791][ T0] LSM support for eBPF active [ 1.860791][ T0] Dentry cache hash table eserialport: Connected to syzkaller.us-central1-f.ci-upstream-linux-next-kasan-gce-root-3 port 1 (session ID: 7a69e7faf52f2f2cc4a93d142c4fc64c9f4de9fe2d7e46a71a43811b59a3e3d5, active connections: 1). ntries: 1048576 (order: 11, 8388608 bytes, vmalloc hugepage) [ 1.860791][ T0] Inode-cache hash table entries: 524288 (order: 10, 4194304 bytes, vmalloc hugepage) [ 1.860791][ T0] Mount-cache hash table entries: 16384 (order: 5, 131072 bytes, vmalloc) [ 1.860791][ T0] Mountpoint-cache hash table entries: 16384 (order: 5, 131072 bytes, vmalloc) [ 1.860791][ T0] VFS: Finished mounting rootfs on nullfs [ 1.860791][ T0] Running RCU synchronous self tests [ 1.860791][ T0] Running RCU synchronous self tests [ 1.860791][ T1] smpboot: CPU0: Intel(R) Xeon(R) CPU @ 2.20GHz (family: 0x6, model: 0x4f, stepping: 0x0) [ 1.860791][ T1] Performance Events: unsupported CPU family 6 model 79 no PMU driver, software events only. [ 1.860791][ T1] signal: max sigframe size: 1776 [ 1.860791][ T1] rcu: Hierarchical SRCU implementation. [ 1.860791][ T1] rcu: Max phase no-delay instances is 1000. [ 1.986617][ T1] Timer migration: 1 hierarchy levels; 8 children per group; 0 crossnode level [ 2.086296][ T1] NMI watchdog: Perf NMI watchdog permanently disabled [ 2.093486][ T1] smp: Bringing up secondary CPUs ... [ 2.106533][ T1] smpboot: x86: Booting SMP configuration: [ 2.106543][ T1] .... node #0, CPUs: #1 [ 2.113507][ 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. [ 2.113524][ 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. [ 2.113538][ 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. [ 2.113664][ T1] smp: Brought up 2 nodes, 2 CPUs [ 2.113679][ T1] smpboot: Total of 2 processors activated (8799.99 BogoMIPS) [ 2.114016][ T1] Memory: 6466092K/8388204K available (167212K kernel code, 29607K rwdata, 39824K rodata, 25508K init, 129248K bss, 1733740K reserved, 0K cma-reserved) [ 2.146756][ T1] devtmpfs: initialized [ 2.146836][ T1] x86/mm: Memory block size: 128MB [ 2.242759][ T1] Running RCU synchronous self tests [ 2.242828][ T1] Running RCU synchronous self tests [ 2.243027][ T1] Running RCU Tasks wait API self tests [ 2.243027][ T1] Running RCU Tasks Trace wait API self tests [ 2.257195][ T1] posixtimers hash table entries: 1024 (order: 6, 139264 bytes, vmalloc) [ 2.257195][ T1] futex hash table entries: 256 (49152 bytes on 2 NUMA nodes, total 96 KiB, linear). [ 2.268826][ T1] xor: automatically using best checksumming function avx [ 2.278139][ T1] PM: RTC time: 02:22:20, date: 2026-06-21 [ 2.287905][ T1] NET: Registered PF_NETLINK/PF_ROUTE protocol family [ 2.300974][ T11] Callback from call_rcu_tasks_trace() invoked. [ 2.302938][ T1] audit: initializing netlink subsys (disabled) [ 2.303204][ T37] audit: type=2000 audit(1782008539.272:1): state=initialized audit_enabled=0 res=1 [ 2.323841][ T1] thermal_sys: Registered thermal governor 'step_wise' [ 2.324222][ T1] cpuidle: using governor menu [ 2.324222][ T1] NET: Registered PF_QIPCRTR protocol family [ 2.338311][ T1] Freeing SMP alternatives memory: 128K [ 2.344510][ T1] dca service started, version 1.12.1 [ 2.344821][ T1] PCI: Using configuration type 1 for base access [ 2.376920][ T1] HugeTLB: registered 1.00 GiB page size, pre-allocated 0 pages [ 2.376933][ T1] HugeTLB: 16380 KiB vmemmap can be freed for a 1.00 GiB page [ 2.376946][ T1] HugeTLB: registered 2.00 MiB page size, pre-allocated 0 pages [ 2.376953][ T1] HugeTLB: 28 KiB vmemmap can be freed for a 2.00 MiB page [ 2.433156][ T1] raid6: using avx2x2 recovery algorithm [ 2.433172][ T1] raid6: skipped pq benchmark and selected avx2x4 [ 2.438783][ T1] ACPI: Added _OSI(Module Device) [ 2.438797][ T1] ACPI: Added _OSI(Processor Device) [ 2.438809][ T1] ACPI: Added _OSI(Processor Aggregator Device) [ 2.709244][ T1] ACPI: 2 ACPI AML tables successfully acquired and loaded [ 2.782302][ T1] ACPI: \_SB_: platform _OSC: OS support mask [000e7eee] [ 2.833555][ T1] ACPI: Interpreter enabled [ 2.834508][ T1] ACPI: PM: (supports S0 S3 S4 S5) [ 2.834586][ T1] ACPI: Using IOAPIC for interrupt routing [ 2.835264][ T1] PCI: Using host bridge windows from ACPI; if necessary, use "pci=nocrs" and report a bug [ 2.835303][ T1] PCI: Ignoring E820 reservations for host bridge windows [ 2.858793][ T1] ACPI: Enabled 16 GPEs in block 00 to 0F [ 3.330171][ T1] ACPI: PCI Root Bridge [PCI0] (domain 0000 [bus 00-ff]) [ 3.330311][ T1] acpi PNP0A03:00: _OSC: OS supports [ASPM ClockPM Segments MSI HPX-Type3] [ 3.330336][ T1] acpi PNP0A03:00: _OSC: not requesting OS control; OS requires [ExtendedConfig ASPM ClockPM MSI] [ 3.330768][ T1] acpi PNP0A03:00: _OSC: platform retains control of PCIe features (AE_ERROR) [ 3.333330][ T1] acpi PNP0A03:00: fail to add MMCONFIG information, can't access extended configuration space under this bridge [ 3.406555][ T1] PCI host bridge to bus 0000:00 [ 3.407139][ T1] pci_bus 0000:00: root bus resource [io 0x0000-0x0cf7 window] [ 3.407184][ T1] pci_bus 0000:00: root bus resource [io 0x0d00-0x0fff window] [ 3.407224][ T1] pci_bus 0000:00: root bus resource [io 0xc000-0xffff window] [ 3.407264][ T1] pci_bus 0000:00: root bus resource [io 0xa000-0xbfff window] [ 3.407304][ T1] pci_bus 0000:00: root bus resource [mem 0x000a0000-0x000bffff window] [ 3.407352][ T1] pci_bus 0000:00: root bus resource [mem 0xc0000000-0xfebfefff window] [ 3.407401][ T1] pci_bus 0000:00: root bus resource [bus 00-ff] [ 3.408165][ T1] pci 0000:00:00.0: [8086:1237] type 00 class 0x060000 conventional PCI endpoint [ 3.426786][ T1] pci 0000:00:01.0: [8086:7110] type 00 class 0x060100 conventional PCI endpoint [ 3.450926][ T1] pci 0000:00:01.3: [8086:7113] type 00 class 0x068000 conventional PCI endpoint [ 3.455707][ T1] pci 0000:00:01.3: quirk: [io 0xb000-0xb03f] claimed by PIIX4 ACPI [ 3.474677][ T1] pci 0000:00:03.0: [1af4:1004] type 00 class 0x000000 conventional PCI endpoint [ 3.477736][ T1] pci 0000:00:03.0: BAR 0 [io 0xc000-0xc03f] [ 3.477875][ T1] pci 0000:00:03.0: BAR 1 [mem 0xfe800000-0xfe80007f] [ 3.492291][ T1] pci 0000:00:04.0: [1af4:1000] type 00 class 0x020000 conventional PCI endpoint [ 3.500455][ T1] pci 0000:00:04.0: BAR 0 [io 0xc040-0xc07f] [ 3.500504][ T1] pci 0000:00:04.0: BAR 1 [mem 0xfe801000-0xfe80107f] [ 3.515931][ T1] pci 0000:00:05.0: [1ae0:a002] type 00 class 0x030000 conventional PCI endpoint [ 3.524911][ T1] pci 0000:00:05.0: BAR 0 [mem 0xfe000000-0xfe7fffff] [ 3.527453][ T1] pci 0000:00:05.0: Video device with shadowed ROM at [mem 0x000c0000-0x000dffff] [ 3.541081][ T1] pci 0000:00:06.0: [1af4:1002] type 00 class 0x00ff00 conventional PCI endpoint [ 3.547469][ T1] pci 0000:00:06.0: BAR 0 [io 0xc080-0xc09f] [ 3.561334][ T1] pci 0000:00:07.0: [1af4:1005] type 00 class 0x00ff00 conventional PCI endpoint [ 3.570294][ T1] pci 0000:00:07.0: BAR 0 [io 0xc0a0-0xc0bf] [ 3.570342][ T1] pci 0000:00:07.0: BAR 1 [mem 0xfe802000-0xfe80203f] [ 3.642164][ T1] ACPI: PCI: Interrupt link LNKA configured for IRQ 10 [ 3.653951][ T1] ACPI: PCI: Interrupt link LNKB configured for IRQ 10 [ 3.664660][ T1] ACPI: PCI: Interrupt link LNKC configured for IRQ 11 [ 3.675384][ T1] ACPI: PCI: Interrupt link LNKD configured for IRQ 11 [ 3.679407][ T1] ACPI: PCI: Interrupt link LNKS configured for IRQ 9 [ 3.726862][ T1] iommu: Default domain type: Translated [ 3.726862][ T1] iommu: DMA domain TLB invalidation policy: lazy mode [ 3.737380][ T1] SCSI subsystem initialized [ 3.746699][ T1] ACPI: bus type USB registered [ 3.746699][ T1] usbcore: registered new interface driver usbfs [ 3.746821][ T1] usbcore: registered new interface driver hub [ 3.747264][ T1] usbcore: registered new device driver usb [ 3.765209][ T1] mc: Linux media interface: v0.10 [ 3.765779][ T1] videodev: Linux video capture interface: v2.00 [ 3.767397][ T1] pps_core: LinuxPPS API ver. 1 registered [ 3.767408][ T1] pps_core: Software ver. 5.3.6 - Copyright 2005-2007 Rodolfo Giometti [ 3.767723][ T1] PTP clock support registered [ 3.786059][ T1] EDAC MC: Ver: 3.0.0 [ 3.802630][ T1] Advanced Linux Sound Architecture Driver Initialized. [ 3.831055][ T1] Bluetooth: Core ver 2.22 [ 3.831533][ T1] NET: Registered PF_BLUETOOTH protocol family [ 3.831544][ T1] Bluetooth: HCI device and connection manager initialized [ 3.831685][ T1] Bluetooth: HCI socket layer initialized [ 3.831726][ T1] Bluetooth: L2CAP socket layer initialized [ 3.831924][ T1] Bluetooth: SCO socket layer initialized [ 3.832153][ T1] NET: Registered PF_ATMPVC protocol family [ 3.832764][ T1] NetLabel: Initializing [ 3.832772][ T1] NetLabel: domain hash size = 128 [ 3.832782][ T1] NetLabel: protocols = UNLABELED CIPSOv4 CALIPSO [ 3.833636][ T1] NetLabel: unlabeled traffic allowed by default [ 3.838739][ T1] nfc: nfc_init: NFC Core ver 0.1 [ 3.838739][ T1] NET: Registered PF_NFC protocol family [ 3.838739][ T1] mctp: management component transport protocol core [ 3.838739][ T1] NET: Registered PF_MCTP protocol family [ 3.838739][ T1] PCI: Using ACPI for IRQ routing [ 3.838739][ T1] e820: register RAM buffer resource [mem 0x0009fc00-0x0009ffff] [ 3.838739][ T1] e820: register RAM buffer resource [mem 0xbfffd000-0xbfffffff] [ 3.883219][ T1] pci 0000:00:05.0: vgaarb: setting as boot VGA device [ 3.883324][ T1] pci 0000:00:05.0: vgaarb: bridge control possible [ 3.883355][ T1] pci 0000:00:05.0: vgaarb: VGA device added: decodes=io+mem,owns=io+mem,locks=none [ 3.883467][ T1] vgaarb: loaded [ 3.911742][ T1] clocksource: Switched to clocksource kvm-clock [ 3.931973][ T1] VFS: Disk quotas dquot_6.6.0 [ 3.932182][ T1] VFS: Dquot-cache hash table entries: 512 (4096 bytes) [ 3.949362][ T1] netfs: FS-Cache loaded [ 3.952906][ T1] CacheFiles: Loaded [ 3.955621][ T1] TOMOYO: 2.6.0 [ 3.955628][ T1] Mandatory Access Control activated. [ 3.974195][ T1] AppArmor: AppArmor Filesystem Enabled [ 3.975135][ T1] pnp: PnP ACPI init [ 4.054790][ T1] pnp: PnP ACPI: found 6 devices [ 4.182434][ T1] clocksource: acpi_pm: mask: 0xffffff max_cycles: 0xffffff, max_idle_ns: 2085701024 ns [ 4.184904][ T1] NET: Registered PF_INET protocol family [ 4.193973][ T1] IP idents hash table entries: 131072 (order: 8, 1048576 bytes, vmalloc) [ 4.212490][ T1] tcp_listen_portaddr_hash hash table entries: 4096 (order: 8, 557056 bytes, vmalloc) [ 4.213595][ T1] Table-perturb hash table entries: 65536 (order: 6, 262144 bytes, vmalloc) [ 4.214754][ T1] TCP established hash table entries: 65536 (order: 7, 524288 bytes, vmalloc) [ 4.246493][ T1] TCP bind hash table entries: 65536 (order: 13, 17825792 bytes, vmalloc hugepage) [ 4.277254][ T1] TCP: Hash tables configured (established 65536 bind 65536) [ 4.280858][ T1] MPTCP token hash table entries: 8192 (order: 9, 1245184 bytes, vmalloc) [ 4.283466][ T1] UDP hash table entries: 4096 (order: 9, 1835008 bytes, vmalloc) [ 4.285720][ T1] NET: Registered PF_UNIX/PF_LOCAL protocol family [ 4.307893][ T1] RPC: Registered named UNIX socket transport module. [ 4.307907][ T1] RPC: Registered udp transport module. [ 4.307915][ T1] RPC: Registered tcp transport module. [ 4.307923][ T1] RPC: Registered tcp-with-tls transport module. [ 4.307930][ T1] RPC: Registered tcp NFSv4.1 backchannel transport module. [ 4.320646][ T1] NET: Registered PF_XDP protocol family [ 4.320853][ T1] pci_bus 0000:00: resource 4 [io 0x0000-0x0cf7 window] [ 4.320873][ T1] pci_bus 0000:00: resource 5 [io 0x0d00-0x0fff window] [ 4.320886][ T1] pci_bus 0000:00: resource 6 [io 0xc000-0xffff window] [ 4.320900][ T1] pci_bus 0000:00: resource 7 [io 0xa000-0xbfff window] [ 4.320913][ T1] pci_bus 0000:00: resource 8 [mem 0x000a0000-0x000bffff window] [ 4.320927][ T1] pci_bus 0000:00: resource 9 [mem 0xc0000000-0xfebfefff window] [ 4.329148][ T1] pci 0000:00:00.0: Limiting direct PCI/PCI transfers [ 4.330760][ T1] PCI: CLS 0 bytes, default 64 [ 4.335427][ T1] PCI-DMA: Using software bounce buffering for IO (SWIOTLB) [ 4.335464][ T1] software IO TLB: mapped [mem 0x00000000b4600000-0x00000000b8600000] (64MB) [ 4.348523][ T1] ACPI: bus type thunderbolt registered [ 4.381258][ T70] kworker/u8:4 (70) used greatest stack depth: 27600 bytes left [ 4.382947][ T1] RAPL PMU: API unit is 2^-32 Joules, 0 fixed counters, 10737418240 ms ovfl timer [ 4.426801][ T1] kvm_amd: CPU 1 isn't AMD or Hygon [ 4.426835][ T1] clocksource: tsc: mask: 0xffffffffffffffff max_cycles: 0x1fb63109b96, max_idle_ns: 440795265316 ns [ 4.428469][ T1] clocksource: Switched to clocksource tsc [ 4.444773][ T75] kworker/u8:5 (75) used greatest stack depth: 27384 bytes left [ 4.450497][ T74] kworker/u8:3 (74) used greatest stack depth: 26360 bytes left [ 4.497839][ T1] Initialise system trusted keyrings [ 4.500537][ T1] workingset: timestamp_bits=40 (anon: 35) max_order=21 bucket_order=0 (anon: 0) [ 4.520708][ T1] DLM installed [ 4.530644][ T1] squashfs: version 4.0 (2009/01/31) Phillip Lougher [ 4.546865][ T1] NFS: Registering the id_resolver key type [ 4.547053][ T1] Key type id_resolver registered [ 4.547068][ T1] Key type id_legacy registered [ 4.547446][ T1] nfs4filelayout_init: NFSv4 File Layout Driver Registering... [ 4.547661][ T1] nfs4flexfilelayout_init: NFSv4 Flexfile Layout Driver Registering... [ 4.554127][ T1] smbdirect: subsystem loading... [ 4.578086][ T1] smbdirect: subsystem loaded [ 4.617523][ T1] Key type cifs.spnego registered [ 4.617939][ T1] Key type cifs.idmap registered [ 4.622891][ T1] ntfs3: Enabled Linux POSIX ACLs support [ 4.622903][ T1] ntfs3: Read-only LZX/Xpress compression included [ 4.623516][ T1] efs: 1.0a - http://aeschi.ch.eu.org/efs/ [ 4.623664][ T1] jffs2: version 2.2. (NAND) (SUMMARY) © 2001-2006 Red Hat, Inc. [ 4.628296][ T1] romfs: ROMFS MTD (C) 2007 Red Hat, Inc. [ 4.629179][ T1] QNX4 filesystem 0.2.3 registered. [ 4.629601][ T1] qnx6: QNX6 filesystem 1.0.0 registered. [ 4.637014][ T1] fuse: init (API version 7.45) [ 4.656695][ T1] orangefs_debugfs_init: called with debug mask: :none: :0: [ 4.659352][ T1] orangefs_init: module version upstream loaded [ 4.660840][ T1] JFS: nTxBlock = 8192, nTxLock = 65536 [ 4.684775][ T1] SGI XFS with ACLs, security attributes, realtime, quota, no debug enabled [ 4.699158][ T1] 9p: Installing v9fs 9p2000 file system support [ 4.700429][ T1] NILFS version 2 loaded [ 4.700441][ T1] befs: version: 0.9.3 [ 4.701702][ T1] ocfs2: Registered cluster interface o2cb [ 4.703414][ T1] ocfs2: Registered cluster interface user [ 4.704596][ T1] OCFS2 User DLM kernel interface loaded [ 4.755272][ T1] gfs2: GFS2 installed [ 4.779294][ T1] ceph: loaded (mds proto 32) [ 4.803194][ T1] NET: Registered PF_ALG protocol family [ 4.803755][ T1] async_tx: api initialized (async) [ 4.803819][ T1] Key type asymmetric registered [ 4.803917][ T1] Asymmetric key parser 'x509' registered [ 4.803934][ T1] Asymmetric key parser 'pkcs8' registered [ 4.803950][ T1] Key type pkcs7_test registered [ 4.805326][ T1] Block layer SCSI generic (bsg) driver version 0.4 loaded (major 239) [ 4.810962][ T1] io scheduler mq-deadline registered [ 4.811032][ T1] io scheduler kyber registered [ 4.812850][ T1] io scheduler bfq registered [ 4.863770][ T1] input: Power Button as /devices/platform/LNXPWRBN:00/input/input0 [ 4.869940][ T1] ACPI: button: Power Button [PWRF] [ 4.873559][ T1] input: Sleep Button as /devices/platform/LNXSLPBN:00/input/input1 [ 4.876424][ T1] ACPI: button: Sleep Button [SLPF] [ 4.915473][ T1] ioatdma: Intel(R) QuickData Technology Driver 5.00 [ 4.975926][ T11] ACPI: \_SB_.LNKC: Enabled at IRQ 11 [ 4.976099][ T11] virtio-pci 0000:00:03.0: virtio_pci: leaving for legacy driver [ 5.026087][ T198] ACPI: \_SB_.LNKD: Enabled at IRQ 10 [ 5.026232][ T198] virtio-pci 0000:00:04.0: virtio_pci: leaving for legacy driver [ 5.099244][ T198] ACPI: \_SB_.LNKB: Enabled at IRQ 10 [ 5.099408][ T198] virtio-pci 0000:00:06.0: virtio_pci: leaving for legacy driver [ 5.132603][ T198] virtio-pci 0000:00:07.0: virtio_pci: leaving for legacy driver [ 6.179270][ T1] N_HDLC line discipline registered with maxframe=4096 [ 6.180849][ T1] Serial: 8250/16550 driver, 4 ports, IRQ sharing enabled [ 6.202877][ T1] 00:02: ttyS0 at I/O 0x3f8 (irq = 4, base_baud = 115200) is a 16550A [ 6.238167][ T1] 00:03: ttyS1 at I/O 0x2f8 (irq = 3, base_baud = 115200) is a 16550A [ 6.271768][ T1] 00:04: ttyS2 at I/O 0x3e8 (irq = 6, base_baud = 115200) is a 16550A [ 6.300720][ T1] 00:05: ttyS3 at I/O 0x2e8 (irq = 7, base_baud = 115200) is a 16550A [ 6.351496][ T1] Non-volatile memory driver v1.3 [ 6.397473][ T1] usbcore: registered new interface driver xillyusb [ 6.406425][ T1] ACPI: bus type drm_connector registered [ 6.429391][ T1] [drm] Initialized vgem 1.0.0 for vgem on minor 0 [ 6.461550][ T1] [drm] Initialized vkms 1.0.0 for vkms on minor 1 [ 6.647614][ T1] Console: switching to colour frame buffer device 128x48 [ 6.709586][ T1] faux_driver vkms: [drm] fb0: vkmsdrmfb frame buffer device [ 6.710526][ T1] usbcore: registered new interface driver udl [ 6.741584][ T1] usbcore: registered new interface driver gm12u320 [ 6.742386][ T1] usbcore: registered new interface driver gud [ 6.945755][ T1] brd: module loaded [ 7.461384][ T1] loop: module loaded [ 7.853871][ T1] zram: Added device: zram0 [ 7.888078][ T1] null_blk: disk nullb0 created [ 7.888095][ T1] null_blk: module loaded [ 7.892862][ T1] Guest personality initialized and is inactive [ 7.896301][ T1] VMCI host device registered (name=vmci, major=10, minor=267) [ 7.896320][ T1] Initialized host personality [ 7.928322][ T1] usbcore: registered new interface driver rtsx_usb [ 7.944927][ T1] usbcore: registered new interface driver viperboard [ 7.946307][ T1] usbcore: registered new interface driver dln2 [ 7.963353][ T1] usbcore: registered new interface driver pn533_usb [ 7.992327][ T1] nfcsim 0.2 initialized [ 7.993402][ T1] usbcore: registered new interface driver port100 [ 7.994268][ T1] usbcore: registered new interface driver nfcmrvl [ 8.024719][ T1] Loading iSCSI transport class v2.0-870. [ 8.075113][ T1] virtio_scsi virtio0: 1/0/0 default/read/poll queues [ 8.118530][ T1] scsi host0: Virtio SCSI HBA [ 8.119336][ T1] blk-mq: reduced tag depth to 10240 [ 8.360207][ T1] st: Version 20160209, fixed bufsize 32768, s/g segs 256 [ 8.387744][ T1029] scsi 0:0:1:0: Direct-Access Google PersistentDisk 1 PQ: 0 ANSI: 6 [ 8.472846][ T1] Rounding down aligned max_sectors from 4294967295 to 4294967288 [ 8.474787][ T1] db_root: cannot open: /etc/target [ 8.482331][ T1] slram: not enough parameters. [ 8.537488][ T1] ftl_cs: FTL header not found. [ 8.800963][ T1] wireguard: WireGuard 1.0.0 loaded. See www.wireguard.com for information. [ 8.800980][ T1] wireguard: Copyright (C) 2015-2019 Jason A. Donenfeld . All Rights Reserved. [ 8.800996][ T1] eql: Equalizer2002: Simon Janes (simon@ncm.com) and David S. Miller (davem@redhat.com) [ 8.877099][ T1] MACsec IEEE 802.1AE [ 8.915315][ T1] usbcore: registered new interface driver mvusb_mdio [ 8.916014][ T1] tun: Universal TUN/TAP device driver, 1.6 [ 9.060296][ T1] vcan: Virtual CAN interface driver [ 9.060354][ T1] vxcan: Virtual CAN Tunnel driver [ 9.060404][ T1] slcan: serial line CAN interface driver [ 9.060462][ T1] CAN device driver interface [ 9.062836][ T1] usbcore: registered new interface driver usb_8dev [ 9.064123][ T1] usbcore: registered new interface driver ems_usb [ 9.103687][ T1] usbcore: registered new interface driver esd_usb [ 9.105417][ T1] usbcore: registered new interface driver etas_es58x [ 9.124894][ T1] usbcore: registered new interface driver f81604 [ 9.125750][ T1] usbcore: registered new interface driver gs_usb [ 9.133987][ T1] usbcore: registered new interface driver kvaser_usb [ 9.138622][ T1] usbcore: registered new interface driver mcba_usb [ 9.140814][ T1] usbcore: registered new interface driver peak_usb [ 9.142725][ T1] usbcore: registered new interface driver ucan [ 9.147393][ T1] e100: Intel(R) PRO/100 Network Driver [ 9.147433][ T1] e100: Copyright(c) 1999-2006 Intel Corporation [ 9.149885][ T1] e1000: Intel(R) PRO/1000 Network Driver [ 9.149908][ T1] e1000: Copyright (c) 1999-2006 Intel Corporation. [ 9.153063][ T1] e1000e: Intel(R) PRO/1000 Network Driver [ 9.153095][ T1] e1000e: Copyright(c) 1999 - 2015 Intel Corporation. [ 9.202081][ T1] PPP generic driver version 2.4.2 [ 9.214529][ T1] PPP BSD Compression module registered [ 9.214578][ T1] PPP Deflate Compression module registered [ 9.214605][ T1] PPP MPPE Compression module registered [ 9.214626][ T1] NET: Registered PF_PPPOX protocol family [ 9.214795][ T1] PPTP driver version 0.8.5 [ 9.216386][ T1] SLIP: version 0.8.4-NET3.019-NEWTTY (dynamic channels, max=256) (6 bit encapsulation enabled). [ 9.216403][ T1] CSLIP: code copyright 1989 Regents of the University of California. [ 9.216411][ T1] SLIP linefill/keepalive option. [ 9.216437][ T1] hdlc: HDLC support module revision 1.22 [ 9.216739][ T1] LAPB Ethernet driver version 0.02 [ 9.221561][ T1] usbcore: registered new interface driver ath9k_htc [ 9.223701][ T1] usbcore: registered new interface driver carl9170 [ 9.225967][ T1] usbcore: registered new interface driver ath6kl_usb [ 9.229072][ T1] usbcore: registered new interface driver ar5523 [ 9.233899][ T1] usbcore: registered new interface driver ath10k_usb [ 9.236000][ T1] usbcore: registered new interface driver plfxlc [ 9.239801][ T1] mac80211_hwsim: initializing netlink [ 9.412149][ T1] usbcore: registered new interface driver atusb [ 9.542436][ T1] mac802154_hwsim mac802154_hwsim: Added 2 mac802154 hwsim hardware radios [ 9.544162][ T1] VMware vmxnet3 virtual NIC driver - version 1.9.0.0-k-NAPI [ 9.545885][ T1] usbcore: registered new interface driver catc [ 9.571537][ T1] usbcore: registered new interface driver kaweth [ 9.571559][ T1] pegasus: Pegasus/Pegasus II USB Ethernet driver [ 9.572379][ T1] usbcore: registered new interface driver pegasus [ 9.573376][ T1] usbcore: registered new interface driver rtl8150 [ 9.573765][ T1] usbcore: registered new device driver r8152-cfgselector [ 9.574581][ T1] usbcore: registered new interface driver r8152 [ 9.597746][ T1] usbcore: registered new interface driver hso [ 9.601390][ T1] usbcore: registered new interface driver lan78xx [ 9.615661][ T1] usbcore: registered new interface driver asix [ 9.631826][ T1] usbcore: registered new interface driver ax88179_178a [ 9.641746][ T1] usbcore: registered new interface driver cdc_ether [ 9.650393][ T1] usbcore: registered new interface driver cdc_eem [ 9.661572][ T1] usbcore: registered new interface driver dm9601 [ 9.662502][ T1] usbcore: registered new interface driver sr9700 [ 9.663344][ T1] usbcore: registered new interface driver CoreChips [ 9.664158][ T1] usbcore: registered new interface driver smsc75xx [ 9.664939][ T1] usbcore: registered new interface driver smsc95xx [ 9.665729][ T1] usbcore: registered new interface driver gl620a [ 9.703156][ T1] usbcore: registered new interface driver net1080 [ 9.713062][ T1] usbcore: registered new interface driver plusb [ 9.719548][ T1] usbcore: registered new interface driver rndis_host [ 9.725756][ T1] usbcore: registered new interface driver cdc_subset [ 9.732837][ T1] usbcore: registered new interface driver zaurus [ 9.744153][ T1] usbcore: registered new interface driver MOSCHIP usb-ethernet driver [ 9.744837][ T1] usbcore: registered new interface driver int51x1 [ 9.748191][ T1] usbcore: registered new interface driver cdc_phonet [ 9.763113][ T1] usbcore: registered new interface driver kalmia [ 9.765317][ T1] usbcore: registered new interface driver ipheth [ 9.767248][ T1] usbcore: registered new interface driver sierra_net [ 9.769680][ T1] usbcore: registered new interface driver cx82310_eth [ 9.771932][ T1] usbcore: registered new interface driver cdc_ncm [ 9.791910][ T1] usbcore: registered new interface driver huawei_cdc_ncm [ 9.794137][ T1] usbcore: registered new interface driver lg-vl600 [ 9.796354][ T1] usbcore: registered new interface driver qmi_wwan [ 9.813438][ T1] usbcore: registered new interface driver cdc_mbim [ 9.822109][ T1] usbcore: registered new interface driver ch9200 [ 9.829571][ T1] usbcore: registered new interface driver aqc111 [ 9.835124][ T1] usbcore: registered new interface driver r8153_ecm [ 9.875077][ T1] VFIO - User Level meta-driver version: 0.3 [ 9.909762][ T1] aoe: AoE v85 initialised. [ 10.022495][ T1] usbcore: registered new interface driver cdc_acm [ 10.022540][ T1] cdc_acm: USB Abstract Control Model driver for USB modems and ISDN adapters [ 10.023321][ T1] usbcore: registered new interface driver usblp [ 10.024139][ T1] usbcore: registered new interface driver cdc_wdm [ 10.024984][ T1] usbcore: registered new interface driver usbtmc [ 10.070652][ T1] usbcore: registered new interface driver uas [ 10.074806][ T1] usbcore: registered new interface driver usb-storage [ 10.075511][ T1] usbcore: registered new interface driver ums-alauda [ 10.080559][ T1] usbcore: registered new interface driver ums-cypress [ 10.088592][ T1] usbcore: registered new interface driver ums-datafab [ 10.095975][ T1] usbcore: registered new interface driver ums_eneub6250 [ 10.107628][ T1] usbcore: registered new interface driver ums-freecom [ 10.113567][ T1] usbcore: registered new interface driver ums-isd200 [ 10.120416][ T1] usbcore: registered new interface driver ums-jumpshot [ 10.143248][ T1] usbcore: registered new interface driver ums-karma [ 10.147239][ T1] usbcore: registered new interface driver ums-onetouch [ 10.162420][ T1] usbcore: registered new interface driver ums-realtek [ 10.163783][ T1] usbcore: registered new interface driver ums-sddr09 [ 10.164527][ T1] usbcore: registered new interface driver ums-sddr55 [ 10.170952][ T1] usbcore: registered new interface driver ums-usbat [ 10.177258][ T1] usbcore: registered new interface driver mdc800 [ 10.177272][ T1] mdc800: v0.7.5 (30/10/2000):USB Driver for Mustek MDC800 Digital Camera [ 10.185959][ T1] usbcore: registered new interface driver microtekX6 [ 10.214821][ T1] usbcore: registered new interface driver usbserial_generic [ 10.227110][ T1] usbserial: USB Serial support registered for generic [ 10.227750][ T1] usbcore: registered new interface driver aircable [ 10.228067][ T1] usbserial: USB Serial support registered for aircable [ 10.228687][ T1] usbcore: registered new interface driver ark3116 [ 10.229044][ T1] usbserial: USB Serial support registered for ark3116 [ 10.230145][ T1] usbcore: registered new interface driver belkin_sa [ 10.230876][ T1] usbserial: USB Serial support registered for Belkin / Peracom / GoHubs USB Serial Adapter [ 10.231958][ T1] usbcore: registered new interface driver ch341 [ 10.232307][ T1] usbserial: USB Serial support registered for ch341-uart [ 10.232870][ T1] usbcore: registered new interface driver cp210x [ 10.233177][ T1] usbserial: USB Serial support registered for cp210x [ 10.233827][ T1] usbcore: registered new interface driver cyberjack [ 10.234124][ T1] usbserial: USB Serial support registered for Reiner SCT Cyberjack USB card reader [ 10.234637][ T1] usbcore: registered new interface driver cypress_m8 [ 10.234927][ T1] usbserial: USB Serial support registered for DeLorme Earthmate USB [ 10.235260][ T1] usbserial: USB Serial support registered for HID->COM RS232 Adapter [ 10.235538][ T1] usbserial: USB Serial support registered for Nokia CA-42 V2 Adapter [ 10.236055][ T1] usbcore: registered new interface driver usb_debug [ 10.236339][ T1] usbserial: USB Serial support registered for debug [ 10.248814][ T1] usbserial: USB Serial support registered for xhci_dbc [ 10.249399][ T1] usbcore: registered new interface driver digi_acceleport [ 10.394903][ T1] usbserial: USB Serial support registered for Digi 2 port USB adapter [ 10.395218][ T1] usbserial: USB Serial support registered for Digi 4 port USB adapter [ 10.395834][ T1] usbcore: registered new interface driver io_edgeport [ 10.396157][ T1] usbserial: USB Serial support registered for Edgeport 2 port adapter [ 10.396436][ T1] usbserial: USB Serial support registered for Edgeport 4 port adapter [ 10.438151][ T1] usbserial: USB Serial support registered for Edgeport 8 port adapter [ 10.439639][ T1] usbserial: USB Serial support registered for EPiC device [ 10.444588][ T1] usbcore: registered new interface driver io_ti [ 10.445414][ T1] usbserial: USB Serial support registered for Edgeport TI 1 port adapter [ 10.445883][ T1] usbserial: USB Serial support registered for Edgeport TI 2 port adapter [ 10.446473][ T1] usbcore: registered new interface driver empeg [ 10.447351][ T1] usbserial: USB Serial support registered for empeg [ 10.470813][ T1] usbcore: registered new interface driver f81534a_ctrl [ 10.475194][ T1] usbcore: registered new interface driver f81232 [ 10.480928][ T1] usbserial: USB Serial support registered for f81232 [ 10.489165][ T1] usbserial: USB Serial support registered for f81534a [ 10.495286][ T1] usbcore: registered new interface driver f81534 [ 10.498349][ T1] usbserial: USB Serial support registered for Fintek F81532/F81534 [ 10.506986][ T1] usbcore: registered new interface driver ftdi_sio [ 10.519339][ T1] usbserial: USB Serial support registered for FTDI USB Serial Device [ 10.521047][ T1] usbcore: registered new interface driver garmin_gps [ 10.521922][ T1] usbserial: USB Serial support registered for Garmin GPS usb/tty [ 10.523368][ T1] usbcore: registered new interface driver ipaq [ 10.524116][ T1] usbserial: USB Serial support registered for PocketPC PDA [ 10.525662][ T1] usbcore: registered new interface driver ipw [ 10.526355][ T1] usbserial: USB Serial support registered for IPWireless converter [ 10.542939][ T1] usbcore: registered new interface driver ir_usb [ 10.543260][ T1] usbserial: USB Serial support registered for IR Dongle [ 10.544075][ T1] usbcore: registered new interface driver iuu_phoenix [ 10.555138][ T1] usbserial: USB Serial support registered for iuu_phoenix [ 10.564292][ T1] usbcore: registered new interface driver keyspan [ 10.569579][ T1] usbserial: USB Serial support registered for Keyspan - (without firmware) [ 10.575024][ T1] usbserial: USB Serial support registered for Keyspan 1 port adapter [ 10.575707][ T1] usbserial: USB Serial support registered for Keyspan 2 port adapter [ 10.580775][ T1] usbserial: USB Serial support registered for Keyspan 4 port adapter [ 10.584484][ T1] usbcore: registered new interface driver keyspan_pda [ 10.594863][ T1] usbserial: USB Serial support registered for Keyspan PDA [ 10.596217][ T1] usbserial: USB Serial support registered for Keyspan PDA - (prerenumeration) [ 10.601180][ T1] usbcore: registered new interface driver kl5kusb105 [ 10.603583][ T1] usbserial: USB Serial support registered for KL5KUSB105D / PalmConnect [ 10.619492][ T1] usbcore: registered new interface driver kobil_sct [ 10.620407][ T1] usbserial: USB Serial support registered for KOBIL USB smart card terminal [ 10.622401][ T1] usbcore: registered new interface driver mct_u232 [ 10.623251][ T1] usbserial: USB Serial support registered for MCT U232 [ 10.624718][ T1] usbcore: registered new interface driver metro_usb [ 10.625492][ T1] usbserial: USB Serial support registered for Metrologic USB to Serial [ 10.638701][ T1] usbcore: registered new interface driver mos7720 [ 10.639639][ T1] usbserial: USB Serial support registered for Moschip 2 port adapter [ 10.652486][ T1] usbcore: registered new interface driver mos7840 [ 10.653521][ T1] usbserial: USB Serial support registered for Moschip 7840/7820 USB Serial Driver [ 10.668755][ T1] usbcore: registered new interface driver mxuport [ 10.669743][ T1] usbserial: USB Serial support registered for MOXA UPort [ 10.686598][ T1] usbcore: registered new interface driver navman [ 10.687129][ T1] usbserial: USB Serial support registered for navman [ 10.688637][ T1] usbcore: registered new interface driver omninet [ 10.689594][ T1] usbserial: USB Serial support registered for ZyXEL - omni.net usb [ 10.691136][ T1] usbcore: registered new interface driver opticon [ 10.691952][ T1] usbserial: USB Serial support registered for opticon [ 10.693285][ T1] usbcore: registered new interface driver option [ 10.694215][ T1] usbserial: USB Serial support registered for GSM modem (1-port) [ 10.695659][ T1] usbcore: registered new interface driver oti6858 [ 10.723245][ T1] usbserial: USB Serial support registered for oti6858 [ 10.734927][ T1] usbcore: registered new interface driver pl2303 [ 10.735901][ T1] usbserial: USB Serial support registered for pl2303 [ 10.741587][ T1] usbcore: registered new interface driver qcaux [ 10.756700][ T1] usbserial: USB Serial support registered for qcaux [ 10.764596][ T1] usbcore: registered new interface driver qcserial [ 10.770205][ T1] usbserial: USB Serial support registered for Qualcomm USB modem [ 10.778966][ T1] usbcore: registered new interface driver quatech2 [ 10.780194][ T1] usbserial: USB Serial support registered for Qu[ 10.780194][ T1] usbserial: USB Serial support registered for Quatech 2nd gen USB to Serial Driver [ 10.795072][ T1] usbcore: registered new interface driver safe_serial [ 10.800588][ T1] usbserial: USB Serial support registered for safe_serial [ 10.813193][ T1] usbcore: registered new interface driver sierra [ 10.814075][ T1] usbserial: USB Serial support registered for Sierra USB modem [ 10.825465][ T1] usbcore: registered new interface driver usb_serial_simple [ 10.826145][ T1] usbserial: USB Serial support registered for carelink [ 10.856656][ T1] usbserial: USB Serial support registered for flashloader [ 10.857694][ T1] usbserial: USB Serial support registered for funsoft [ 10.870381][ T1] usbserial: USB Serial support registered for google [ 10.878335][ T1] usbserial: USB Serial support registered for hp4x [ 10.879327][ T1] usbserial: USB Serial support registered for kaufmann [ 10.882917][ T1] usbserial: USB Serial support registered for libtransistor [ 10.883881][ T1] usbserial: USB Serial support registered for moto_modem [ 10.917555][ T1] usbserial: USB Serial support registered for motorola_tetra [ 10.921002][ T1] usbserial: USB Serial support registered for nokia [ 10.925404][ T1] usbserial: USB Serial support registered for novatel_gps [ 10.925973][ T1] usbserial: USB Serial support registered for owon [ 10.926274][ T1] usbserial: USB Serial support registered for siemens_mpi [ 10.936842][ T1497] ================================================================== [ 10.936855][ T1497] BUG: KASAN: slab-use-after-free in _raw_spin_lock_irqsave+0x40/0x60 [ 10.936888][ T1497] Read of size 1 at addr ffff888026fd8b20 by task kworker/u8:12/1497 [ 10.936914][ T1497] [ 10.936960][ T1497] CPU: 0 UID: 0 PID: 1497 Comm: kworker/u8:12 Not tainted syzkaller #0 PREEMPT_{RT,(full)} [ 10.936988][ T1497] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/09/2026 [ 10.937009][ T1497] Call Trace: [ 10.937022][ T1497] [ 10.937035][ T1497] dump_stack_lvl+0xe8/0x150 [ 10.937065][ T1497] print_address_description+0x55/0x1e0 [ 10.937094][ T1497] ? _raw_spin_lock_irqsave+0x40/0x60 [ 10.937119][ T1497] print_report+0x58/0x70 [ 10.937144][ T1497] kasan_report+0x117/0x150 [ 10.937172][ T1497] ? _raw_spin_lock_irqsave+0x40/0x60 [ 10.937204][ T1497] ? rt_mutex_slowunlock+0xbf/0xa20 [ 10.937226][ T1497] __kasan_check_byte+0x2a/0x40 [ 10.937251][ T1497] lock_acquire+0x84/0x350 [ 10.937283][ T1497] ? rcu_is_watching+0x15/0xb0 [ 10.937303][ T1497] _raw_spin_lock_irqsave+0x40/0x60 [ 10.937325][ T1497] ? rt_mutex_slowunlock+0xbf/0xa20 [ 10.937346][ T1497] rt_mutex_slowunlock+0xbf/0xa20 [ 10.937371][ T1497] ? __pfx_rt_mutex_slowunlock+0x10/0x10 [ 10.937393][ T1497] ? __rcu_read_unlock+0x83/0xe0 [ 10.937420][ T1497] ? rt_spin_unlock+0x160/0x200 [ 10.937442][ T1497] d_alloc_parallel+0x10c0/0x16c0 [ 10.937476][ T1497] ? d_alloc_parallel+0x3cf/0x16c0 [ 10.937506][ T1497] ? __pfx_d_alloc_parallel+0x10/0x10 [ 10.937535][ T1497] ? down_read+0x156/0x200 [ 10.937563][ T1497] ? __pfx_down_read+0x10/0x10 [ 10.937597][ T1497] __lookup_slow+0x82/0x2f0 [ 10.937625][ T1497] lookup_slow+0x53/0x70 [ 10.937649][ T1497] link_path_walk+0xd2a/0x1910 [ 10.937683][ T1497] path_openat+0x23c/0x3850 [ 10.937713][ T1497] ? __pfx_stack_trace_consume_entry+0x10/0x10 [ 10.937743][ T1497] ? arch_stack_walk+0x11b/0x150 [ 10.937775][ T1497] ? ret_from_fork_asm+0x1a/0x30 [ 10.937812][ T1497] do_file_open+0x23e/0x4a0 [ 10.937838][ T1497] ? kasan_save_track+0x3e/0x80 [ 10.937857][ T1497] ? __kasan_slab_alloc+0x6c/0x80 [ 10.937880][ T1497] ? kmem_cache_alloc_noprof+0x355/0x650 [ 10.937915][ T1497] ? __pfx_do_file_open+0x10/0x10 [ 10.937961][ T1497] ? do_open_execat+0xad/0x590 [ 10.937989][ T1497] do_open_execat+0x12b/0x590 [ 10.938014][ T1497] ? rcu_is_watching+0x15/0xb0 [ 10.938036][ T1497] ? __pfx_do_open_execat+0x10/0x10 [ 10.938062][ T1497] ? kmem_cache_alloc_noprof+0x3bd/0x650 [ 10.938084][ T1497] ? do_getname_kernel+0x54/0x230 [ 10.938105][ T1497] ? do_getname_kernel+0x97/0x230 [ 10.938135][ T1497] alloc_bprm+0x24/0x640 [ 10.938165][ T1497] kernel_execve+0x85/0x9c0 [ 10.938197][ T1497] call_usermodehelper_exec_async+0x212/0x360 [ 10.938233][ T1497] ? __pfx_call_usermodehelper_exec_async+0x10/0x10 [ 10.938269][ T1497] ret_from_fork+0x514/0xb70 [ 10.938297][ T1497] ? __pfx_ret_from_fork+0x10/0x10 [ 10.938324][ T1497] ? __switch_to+0xc89/0x1420 [ 10.938348][ T1497] ? __pfx_call_usermodehelper_exec_async+0x10/0x10 [ 10.938384][ T1497] ret_from_fork_asm+0x1a/0x30 [ 10.938424][ T1497] [ 10.938432][ T1497] [ 10.938445][ T1497] Allocated by task 1490: [ 10.938460][ T1497] kasan_save_track+0x3e/0x80 [ 10.938481][ T1497] __kasan_slab_alloc+0x6c/0x80 [ 10.938502][ T1497] kmem_cache_alloc_lru_noprof+0x353/0x650 [ 10.938523][ T1497] __d_alloc+0x37/0x6f0 [ 10.938546][ T1497] d_alloc_parallel+0xde/0x16c0 [ 10.938571][ T1497] __lookup_slow+0x82/0x2f0 [ 10.938592][ T1497] lookup_slow+0x53/0x70 [ 10.938613][ T1497] link_path_walk+0xd2a/0x1910 [ 10.938635][ T1497] path_openat+0x23c/0x3850 [ 10.938660][ T1497] do_file_open+0x23e/0x4a0 [ 10.938684][ T1497] do_open_execat+0x12b/0x590 [ 10.938707][ T1497] alloc_bprm+0x24/0x640 [ 10.938730][ T1497] kernel_execve+0x85/0x9c0 [ 10.938754][ T1497] call_usermodehelper_exec_async+0x212/0x360 [ 10.938784][ T1497] ret_from_fork+0x514/0xb70 [ 10.938807][ T1497] ret_from_fork_asm+0x1a/0x30 [ 10.938834][ T1497] [ 10.938839][ T1497] Freed by task 21: [ 10.938848][ T1497] kasan_save_track+0x3e/0x80 [ 10.938868][ T1497] kasan_save_free_info+0x40/0x50 [ 10.938903][ T1497] __kasan_slab_free+0x5c/0x80 [ 10.938925][ T1497] kmem_cache_free+0x187/0x6c0 [ 10.938947][ T1497] rcu_cpu_kthread+0x950/0x1480 [ 10.938976][ T1497] smpboot_thread_fn+0x57c/0xa80 [ 10.938995][ T1497] kthread+0x388/0x470 [ 10.939018][ T1497] ret_from_fork+0x514/0xb70 [ 10.939041][ T1497] ret_from_fork_asm+0x1a/0x30 [ 10.939069][ T1497] [ 10.939074][ T1497] Last potentially related work creation: [ 10.939081][ T1497] kasan_save_stack+0x3e/0x60 [ 10.939101][ T1497] kasan_record_aux_stack+0xbd/0xd0 [ 10.939129][ T1497] call_rcu+0xee/0x8b0 [ 10.939146][ T1497] dentry_kill+0x4d3/0x880 [ 10.939174][ T1497] finish_dput+0x1a/0x260 [ 10.939195][ T1497] step_into_slowpath+0x4cc/0x820 [ 10.939217][ T1497] link_path_walk+0xd5e/0x1910 [ 10.939238][ T1497] path_openat+0x23c/0x3850 [ 10.939262][ T1497] do_file_open+0x23e/0x4a0 [ 10.939287][ T1497] do_open_execat+0x12b/0x590 [ 10.939309][ T1497] alloc_bprm+0x24/0x640 [ 10.939334][ T1497] kernel_execve+0x85/0x9c0 [ 10.939358][ T1497] call_usermodehelper_exec_async+0x212/0x360 [ 10.939390][ T1497] ret_from_fork+0x514/0xb70 [ 10.939413][ T1497] ret_from_fork_asm+0x1a/0x30 [ 10.939442][ T1497] [ 10.939446][ T1497] The buggy address belongs to the object at ffff888026fd8a50 [ 10.939446][ T1497] which belongs to the cache dentry of size 376 [ 10.939464][ T1497] The buggy address is located 208 bytes inside of [ 10.939464][ T1497] freed 376-byte region [ffff888026fd8a50, ffff888026fd8bc8) [ 10.939486][ T1497] [ 10.939492][ T1497] The buggy address belongs to the physical page: [ 10.939511][ T1497] page: refcount:0 mapcount:0 mapping:0000000000000000 index:0x0 pfn:0x26fd8 [ 10.939537][ T1497] head: order:1 mapcount:0 entire_mapcount:0 nr_pages_mapped:0 pincount:0 [ 10.939554][ T1497] flags: 0x80000000000040(head|node=0|zone=1) [ 10.939577][ T1497] page_type: f5(slab) [ 10.939593][ T1] usbserial: USB Serial support registered for suunto [ 10.939597][ T1497] raw: 0080000000000040 ffff88801be87500 dead000000000100 dead000000000122 [ 10.939614][ T1497] raw: 0000000000000000 0000000800120012 00000000f5000000 0000000000000000 [ 10.939633][ T1497] head: 0080000000000040 ffff88801be87500 dead000000000100 dead000000000122 [ 10.939652][ T1497] head: 0000000000000000 0000000800120012 00000000f5000000 0000000000000000 [ 10.939671][ T1497] head: 0080000000000001 ffffffffffffff81 00000000ffffffff 00000000ffffffff [ 10.939688][ T1497] head: 0000000000000000 0000000000000000 00000000ffffffff 0000000000000002 [ 10.939699][ T1497] page dumped because: kasan: bad access detected [ 10.939714][ T1497] page_owner tracks the page as allocated [ 10.939726][ T1497] 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 1484, tgid 1484 (kworker/u8:12), ts 10724856178, free_ts 0 [ 10.939767][ T1497] post_alloc_hook+0x1f9/0x250 [ 10.939788][ T1497] get_page_from_freelist+0x2639/0x26b0 [ 10.939814][ T1497] __alloc_frozen_pages_noprof+0x18d/0x380 [ 10.939840][ T1497] allocate_slab+0x79/0x5e0 [ 10.939868][ T1497] refill_objects+0x2d8/0x350 [ 10.939904][ T1497] __pcs_replace_empty_main+0x330/0x690 [ 10.939938][ T1] usbserial: USB Serial support registered for vivopay [ 10.939933][ T1497] kmem_cache_alloc_lru_noprof+0x44b/0x650 [ 10.939954][ T1497] __d_alloc+0x37/0x6f0 [ 10.939977][ T1497] d_alloc_parallel+0xde/0x16c0 [ 10.940002][ T1497] __lookup_slow+0x82/0x2f0 [ 10.940024][ T1497] lookup_slow+0x53/0x70 [ 10.940045][ T1497] link_path_walk+0xd2a/0x1910 [ 10.940067][ T1497] path_openat+0x23c/0x3850 [ 10.940092][ T1497] do_file_open+0x23e/0x4a0 [ 10.940117][ T1497] do_open_execat+0x12b/0x590 [ 10.940140][ T1497] alloc_bprm+0x24/0x640 [ 10.940164][ T1497] page_owner free stack trace missing [ 10.940171][ T1497] [ 10.940176][ T1497] Memory state around the buggy address: [ 10.940187][ T1497] ffff888026fd8a00: fc fc fc fc fc fc fc fc fc fc fa fb fb fb fb fb [ 10.940201][ T1497] ffff888026fd8a80: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb [ 10.940216][ T1497] >ffff888026fd8b00: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb [ 10.940227][ T1497] ^ [ 10.940238][ T1497] ffff888026fd8b80: fb fb fb fb fb fb fb fb fb fc fc fc fc fc fc fc [ 10.940253][ T1497] ffff888026fd8c00: fc fa fb fb fb fb fb fb fb fb fb fb fb fb fb fb [ 10.940264][ T1497] ================================================================== [ 10.940278][ T1] usbserial: USB Serial support registered for zio [ 10.940282][ T1497] Kernel panic - not syncing: KASAN: panic_on_warn set ... [ 10.940301][ T1497] CPU: 0 UID: 0 PID: 1497 Comm: kworker/u8:12 Not tainted syzkaller #0 PREEMPT_{RT,(full)} [ 10.940326][ T1497] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/09/2026 [ 10.940337][ T1497] Call Trace: [ 10.940344][ T1497] [ 10.940353][ T1497] vpanic+0x56c/0xa60 [ 10.940384][ T1497] ? __pfx_vpanic+0x10/0x10 [ 10.940420][ T1497] panic+0xc5/0xd0 [ 10.940447][ T1497] ? __pfx_panic+0x10/0x10 [ 10.940476][ T1497] ? _raw_spin_lock_irqsave+0x40/0x60 [ 10.940502][ T1497] ? rcu_is_watching+0x15/0xb0 [ 10.940524][ T1497] ? _raw_spin_lock_irqsave+0x40/0x60 [ 10.940551][ T1497] ? _raw_spin_lock_irqsave+0x40/0x60 [ 10.940576][ T1497] check_panic_on_warn+0x89/0xb0 [ 10.940604][ T1497] ? _raw_spin_lock_irqsave+0x40/0x60 [ 10.940631][ T1497] end_report+0x73/0x170 [ 10.940657][ T1497] ? _raw_spin_lock_irqsave+0x40/0x60 [ 10.940684][ T1497] kasan_report+0x128/0x150 [ 10.940712][ T1497] ? _raw_spin_lock_irqsave+0x40/0x60 [ 10.940743][ T1497] ? rt_mutex_slowunlock+0xbf/0xa20 [ 10.940777][ T1497] __kasan_check_byte+0x2a/0x40 [ 10.940802][ T1497] lock_acquire+0x84/0x350 [ 10.940852][ T1497] ? rcu_is_watching+0x15/0xb0 [ 10.940875][ T1497] _raw_spin_lock_irqsave+0x40/0x60 [ 10.940909][ T1497] ? rt_mutex_slowunlock+0xbf/0xa20 [ 10.940931][ T1497] rt_mutex_slowunlock+0xbf/0xa20 [ 10.940957][ T1497] ? __pfx_rt_mutex_slowunlock+0x10/0x10 [ 10.940981][ T1497] ? __rcu_read_unlock+0x83/0xe0 [ 10.941008][ T1497] ? rt_spin_unlock+0x160/0x200 [ 10.941031][ T1497] d_alloc_parallel+0x10c0/0x16c0 [ 10.941066][ T1497] ? d_alloc_parallel+0x3cf/0x16c0 [ 10.941098][ T1497] ? __pfx_d_alloc_parallel+0x10/0x10 [ 10.941130][ T1497] ? down_read+0x156/0x200 [ 10.941158][ T1497] ? __pfx_down_read+0x10/0x10 [ 10.941190][ T1497] __lookup_slow+0x82/0x2f0 [ 10.941217][ T1497] lookup_slow+0x53/0x70 [ 10.941241][ T1497] link_path_walk+0xd2a/0x1910 [ 10.941275][ T1497] path_openat+0x23c/0x3850 [ 10.941304][ T1497] ? __pfx_stack_trace_consume_entry+0x10/0x10 [ 10.941334][ T1497] ? arch_stack_walk+0x11b/0x150 [ 10.941369][ T1497] ? ret_from_fork_asm+0x1a/0x30 [ 10.941409][ T1497] do_file_open+0x23e/0x4a0 [ 10.941437][ T1497] ? kasan_save_track+0x3e/0x80 [ 10.941459][ T1497] ? __kasan_slab_alloc+0x6c/0x80 [ 10.941483][ T1497] ? kmem_cache_alloc_noprof+0x355/0x650 [ 10.941507][ T1497] ? __pfx_do_file_open+0x10/0x10 [ 10.941552][ T1497] ? do_open_execat+0xad/0x590 [ 10.941580][ T1497] do_open_execat+0x12b/0x590 [ 10.941606][ T1497] ? rcu_is_watching+0x15/0xb0 [ 10.941627][ T1497] ? __pfx_do_open_execat+0x10/0x10 [ 10.941651][ T1497] ? kmem_cache_alloc_noprof+0x3bd/0x650 [ 10.941668][ T1497] ? do_getname_kernel+0x54/0x230 [ 10.941685][ T1497] ? do_getname_kernel+0x97/0x230 [ 10.941704][ T1497] alloc_bprm+0x24/0x640 [ 10.941729][ T1497] kernel_execve+0x85/0x9c0 [ 10.941761][ T1497] call_usermodehelper_exec_async+0x212/0x360 [ 10.941794][ T1497] ? __pfx_call_usermodehelper_exec_async+0x10/0x10 [ 10.941830][ T1497] ret_from_fork+0x514/0xb70 [ 10.941858][ T1497] ? __pfx_ret_from_fork+0x10/0x10 [ 10.941886][ T1497] ? __switch_to+0xc89/0x1420 [ 10.941919][ T1497] ? __pfx_call_usermodehelper_exec_async+0x10/0x10 [ 10.941953][ T1497] ret_from_fork_asm+0x1a/0x30 [ 10.941993][ T1497] [ 10.942595][ T1497] Kernel Offset: disabled