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@10.128.0.151" "pwd"]: exit status 255 ssh: connect to host 10.128.0.151 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= easerialport: Connected to syzkaller.us-central1-f.ci-upstream-linux-next-kasan-gce-root-3 port 1 (session ID: 5287c7bc19800c84a09aa64ec7209862b020011b99d613344c6b3eaed608f98c, active connections: 1). rlyser 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 [ 0.000009][ T0] kvm-clock: using sched offset of 6995218027 cycles [ 0.000016][ T0] clocksource: kvm-clock: mask: 0xffffffffffffffff max_cycles: 0x1cd42e4dffb, max_idle_ns: 881590591483 ns [ 0.000036][ T0] tsc: Detected 2199.998 MHz processor [ 0.003731][ T0] last_pfn = 0x240000 max_arch_pfn = 0x400000000 [ 0.003778][ T0] MTRR map: 4 entries (3 fixed + 1 variable; max 19), built from 8 variable MTRRs [ 0.003788][ T0] x86/PAT: Configuration [0-7]: WB WC UC- UC WB WP UC- WT [ 0.003845][ T0] last_pfn = 0xbfffd max_arch_pfn = 0x400000000 [ 0.008832][ T0] found SMP MP-table at [mem 0x000f2890-0x000f289f] [ 0.008858][ T0] Using GB pages for direct mapping [ 0.012479][ T0] ACPI: Early table checksum verification disabled [ 0.012504][ T0] ACPI: RSDP 0x00000000000F2610 000014 (v00 Google) [ 0.012521][ T0] ACPI: RSDT 0x00000000BFFFFFB0 000038 (v01 Google GOOGRSDT 00000001 GOOG 00000001) [ 0.012543][ T0] ACPI: FACP 0x00000000BFFFF370 0000F4 (v02 Google GOOGFACP 00000001 GOOG 00000001) [ 0.012566][ T0] ACPI: DSDT 0x00000000BFFFD900 001A64 (v01 Google GOOGDSDT 00000001 GOOG 00000001) [ 0.012583][ T0] ACPI: FACS 0x00000000BFFFD8C0 000040 [ 0.012597][ T0] ACPI: FACS 0x00000000BFFFD8C0 000040 [ 0.012610][ T0] ACPI: SRAT 0x00000000BFFFFEA0 0000C8 (v03 Google GOOGSRAT 00000001 GOOG 00000001) [ 0.012627][ T0] ACPI: APIC 0x00000000BFFFFDF0 000076 (v05 Google GOOGAPIC 00000001 GOOG 00000001) [ 0.012645][ T0] ACPI: SSDT 0x00000000BFFFF470 000980 (v01 Google GOOGSSDT 00000001 GOOG 00000001) [ 0.012662][ T0] ACPI: WAET 0x00000000BFFFFE70 000028 (v01 Google GOOGWAET 00000001 GOOG 00000001) [ 0.012676][ T0] ACPI: Reserving FACP table memory at [mem 0xbffff370-0xbffff463] [ 0.012684][ T0] ACPI: Reserving DSDT table memory at [mem 0xbfffd900-0xbffff363] [ 0.012690][ T0] ACPI: Reserving FACS table memory at [mem 0xbfffd8c0-0xbfffd8ff] [ 0.012697][ T0] ACPI: Reserving FACS table memory at [mem 0xbfffd8c0-0xbfffd8ff] [ 0.012703][ T0] ACPI: Reserving SRAT table memory at [mem 0xbffffea0-0xbfffff67] [ 0.012710][ T0] ACPI: Reserving APIC table memory at [mem 0xbffffdf0-0xbffffe65] [ 0.012716][ T0] ACPI: Reserving SSDT table memory at [mem 0xbffff470-0xbffffdef] [ 0.012723][ T0] ACPI: Reserving WAET table memory at [mem 0xbffffe70-0xbffffe97] [ 0.012847][ T0] ACPI: SRAT: Node 0 PXM 0 [mem 0x00000000-0x0009ffff] [ 0.012858][ T0] ACPI: SRAT: Node 0 PXM 0 [mem 0x00100000-0xbfffffff] [ 0.012867][ T0] ACPI: SRAT: Node 0 PXM 0 [mem 0x100000000-0x23fffffff] [ 0.012879][ T0] NUMA: Node 0 [mem 0x00001000-0x0009ffff] + [mem 0x00100000-0xbfffffff] -> [mem 0x00001000-0xbfffffff] [ 0.012891][ T0] NUMA: Node 0 [mem 0x00001000-0xbfffffff] + [mem 0x100000000-0x23fffffff] -> [mem 0x00001000-0x23fffffff] [ 0.012916][ T0] Faking node 0 at [mem 0x0000000000001000-0x0000000140000fff] (5120MB) [ 0.012925][ T0] Faking node 1 at [mem 0x0000000140001000-0x000000023fffffff] (4095MB) [ 0.012983][ T0] NODE_DATA(0) allocated [mem 0x13fffac80-0x140000fff] [ 0.013781][ T0] NODE_DATA(1) allocated [mem 0x23fff6c80-0x23fffcfff] [ 0.302027][ T0] KernelAddressSanitizer initialized (generic) [ 0.302766][ T0] ACPI: PM-Timer IO Port: 0xb008 [ 0.302799][ T0] ACPI: LAPIC_NMI (acpi_id[0xff] dfl dfl lint[0x1]) [ 0.302935][ T0] IOAPIC[0]: apic_id 0, version 17, address 0xfec00000, GSI 0-23 [ 0.302950][ T0] ACPI: INT_SRC_OVR (bus 0 bus_irq 5 global_irq 5 high level) [ 0.302958][ T0] ACPI: INT_SRC_OVR (bus 0 bus_irq 9 global_irq 9 high level) [ 0.302966][ T0] ACPI: INT_SRC_OVR (bus 0 bus_irq 10 global_irq 10 high level) [ 0.302973][ T0] ACPI: INT_SRC_OVR (bus 0 bus_irq 11 global_irq 11 high level) [ 0.302992][ T0] ACPI: Using ACPI (MADT) for SMP configuration information [ 0.303002][ T0] CPU topo: Max. logical packages: 1 [ 0.303007][ T0] CPU topo: Max. logical nodes: 1 [ 0.303010][ T0] CPU topo: Num. nodes per package: 1 [ 0.303019][ T0] CPU topo: Max. logical dies: 1 [ 0.303022][ T0] CPU topo: Max. dies per package: 1 [ 0.303034][ T0] CPU topo: Max. threads per core: 2 [ 0.303039][ T0] CPU topo: Num. cores per package: 1 [ 0.303043][ T0] CPU topo: Num. threads per package: 2 [ 0.303047][ T0] CPU topo: Allowing 2 present CPUs plus 0 hotplug CPUs [ 0.303223][ T0] PM: hibernation: Registered nosave memory: [mem 0x00000000-0x00000fff] [ 0.303233][ T0] PM: hibernation: Registered nosave memory: [mem 0x0009f000-0x000fffff] [ 0.303242][ T0] PM: hibernation: Registered nosave memory: [mem 0xbfffd000-0xffffffff] [ 0.303264][ T0] [gap 0xc0000000-0xfffbbfff] available for PCI devices [ 0.303270][ T0] Booting paravirtualized kernel on KVM [ 0.303281][ T0] clocksource: refined-jiffies: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 19112604462750000 ns [ 0.432561][ T0] Zone ranges: [ 0.432569][ T0] DMA [mem 0x0000000000001000-0x0000000000ffffff] [ 0.432582][ T0] DMA32 [mem 0x0000000001000000-0x00000000ffffffff] [ 0.432590][ T0] Normal [mem 0x0000000100000000-0x000000023fffffff] [ 0.432597][ T0] Device empty [ 0.432602][ T0] Movable zone start for each node [ 0.432605][ T0] Early memory node ranges [ 0.432608][ T0] node 0: [mem 0x0000000000001000-0x000000000009efff] [ 0.432616][ T0] node 0: [mem 0x0000000000100000-0x00000000bfffcfff] [ 0.432624][ T0] node 0: [mem 0x0000000100000000-0x0000000140000fff] [ 0.432630][ T0] node 1: [mem 0x0000000140001000-0x000000023fffffff] [ 0.432640][ T0] Initmem setup node 0 [mem 0x0000000000001000-0x0000000140000fff] [ 0.432659][ T0] Initmem setup node 1 [mem 0x0000000140001000-0x000000023fffffff] [ 0.432707][ T0] On node 0, zone DMA: 1 pages in unavailable ranges [ 0.432987][ T0] On node 0, zone DMA: 97 pages in unavailable ranges [ 0.501219][ T0] On node 0, zone Normal: 3 pages in unavailable ranges [ 0.569589][ T0] setup_percpu: NR_CPUS:8 nr_cpumask_bits:2 nr_cpu_ids:2 nr_node_ids:2 [ 0.570292][ T0] percpu: Embedded 72 pages/cpu s254408 r8192 d32312 u1048576 [ 0.570463][ T0] kvm-guest: PV spinlocks enabled [ 0.570473][ T0] PV qspinlock hash table entries: 256 (order: 0, 4096 bytes, linear) [ 0.570493][ 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 \ [ 0.570521][ T0] Kernel command line: comedi.comedi_num_legacy_minors=4 panic_on_warn=1 BOOT_IMAGE=/boot/bzImage root=/dev/sda1 console=ttyS0 [ 0.574897][ T0] Unknown kernel command line parameters "nbds_max=32", will be passed to user space. [ 0.574969][ T0] random: crng init done [ 0.574973][ T0] printk: log buffer data + meta data: 262144 + 917504 = 1179648 bytes [ 0.575175][ T0] software IO TLB: area num 2. [ 0.601219][ T0] Fallback order for Node 0: 0 1 [ 0.601239][ T0] Fallback order for Node 1: 1 0 [ 0.601253][ T0] Built 2 zonelists, mobility grouping on. Total pages: 2097051 [ 0.601260][ T0] Policy zone: Normal [ 0.601938][ T0] mem auto-init: stack:all(zero), heap alloc:on, heap free:off [ 0.601947][ T0] stackdepot: allocating hash table via alloc_large_system_hash [ 0.601957][ T0] stackdepot hash table entries: 1048576 (order: 12, 16777216 bytes, linear) [ 0.606287][ T0] stackdepot: allocating space for 8192 stack pools via memblock [ 1.234937][ T0] ********************************************************** [ 1.234947][ T0] ** NOTICE NOTICE NOTICE NOTICE NOTICE NOTICE NOTICE ** [ 1.234951][ T0] ** ** [ 1.234955][ T0] ** This system shows unhashed kernel memory addresses ** [ 1.234958][ T0] ** via the console, logs, and other interfaces. This ** [ 1.234962][ T0] ** might reduce the security of your system. ** [ 1.234965][ T0] ** ** [ 1.234969][ T0] ** If you see this message and you are not debugging ** [ 1.234972][ T0] ** the kernel, report this immediately to your system ** [ 1.234976][ T0] ** administrator! ** [ 1.234979][ T0] ** ** [ 1.234983][ T0] ** Use hash_pointers=always to force this mode off ** [ 1.234986][ T0] ** ** [ 1.234990][ T0] ** NOTICE NOTICE NOTICE NOTICE NOTICE NOTICE NOTICE ** [ 1.234993][ T0] ********************************************************** [ 1.238453][ T0] SLUB: HWalign=64, Order=0-3, MinObjects=0, CPUs=2, Nodes=2 [ 1.363840][ T0] allocated 167772160 bytes of page_ext [ 1.363880][ T0] Node 0, zone DMA: page owner found early allocated 0 pages [ 1.377624][ T0] Node 0, zone DMA32: page owner found early allocated 21120 pages [ 1.381955][ T0] Node 0, zone Normal: page owner found early allocated 131 pages [ 1.393024][ T0] Node 1, zone Normal: page owner found early allocated 19848 pages [ 1.393500][ T0] Kernel/User page tables isolation: enabled [ 1.395697][ T0] Dynamic Preempt: full [ 1.396870][ T0] Running RCU self tests [ 1.396875][ T0] Running RCU synchronous self tests [ 1.396880][ T0] rcu: Preemptible hierarchical RCU implementation. [ 1.396884][ T0] rcu: RCU lockdep checking is enabled. [ 1.396887][ T0] rcu: RCU restricting CPUs from NR_CPUS=8 to nr_cpu_ids=2. [ 1.396893][ T0] rcu: RCU priority boosting: priority 1 delay 500 ms. [ 1.396899][ T0] rcu: RCU callback double-/use-after-free debug is enabled. [ 1.396903][ T0] rcu: RCU_SOFTIRQ processing moved to rcuc kthreads. [ 1.396906][ T0] rcu: RCU debug extended QS entry/exit. [ 1.396909][ T0] No expedited grace period (rcu_normal_after_boot). [ 1.396913][ T0] Trampoline variant of Tasks RCU enabled. [ 1.396916][ T0] Tracing variant of Tasks RCU enabled. [ 1.396919][ T0] rcu: RCU calculated value of scheduler-enlistment delay is 10 jiffies. [ 1.396925][ T0] rcu: Adjusting geometry for rcu_fanout_leaf=16, nr_cpu_ids=2 [ 1.397091][ T0] Running RCU synchronous self tests [ 1.397124][ T0] RCU Tasks: Setting shift to 1 and lim to 1 rcu_task_cb_adjust=1 rcu_task_cpu_ids=2. [ 1.554985][ T0] NR_IRQS: 4352, nr_irqs: 440, preallocated irqs: 16 [ 1.556108][ T0] rcu: srcu_init: Setting srcu_struct sizes based on contention. [ 1.556877][ T0] kfence: initialized - using 2097152 bytes for 255 objects at 0xffff88823be00000-0xffff88823c000000 [ 1.558906][ T0] Console: colour VGA+ 80x25 [ 1.842148][ T0] printk: legacy console [ttyS0] enabled [ 1.842158][ T0] printk: legacy bootconsole [earlyser0] disabled [ 1.842236][ T0] Lock dependency validator: Copyright (c) 2006 Red Hat, Inc., Ingo Molnar [ 1.842241][ T0] ... MAX_LOCKDEP_SUBCLASSES: 8 [ 1.842245][ T0] ... MAX_LOCK_DEPTH: 48 [ 1.842249][ T0] ... MAX_LOCKDEP_KEYS: 8192 [ 1.842253][ T0] ... CLASSHASH_SIZE: 4096 [ 1.842257][ T0] ... MAX_LOCKDEP_ENTRIES: 1048576 [ 1.842261][ T0] ... MAX_LOCKDEP_CHAINS: 1048576 [ 1.842265][ T0] ... CHAINHASH_SIZE: 524288 [ 1.842269][ T0] memory used by lock dependency info: 106625 kB [ 1.842273][ T0] memory used for stack traces: 8320 kB [ 1.842277][ T0] per task-struct memory footprint: 1920 bytes [ 1.842594][ T0] ACPI: Core revision 20260408 [ 1.844002][ T0] APIC: Switch to symmetric I/O mode setup [ 1.844713][ T0] x2apic enabled [ 1.855538][ T0] APIC: Switched APIC routing to: physical x2apic [ 1.862060][ T0] ..TIMER: vector=0x30 apic1=0 pin1=0 apic2=-1 pin2=-1 [ 1.862367][ T0] clocksource: tsc-early: mask: 0xffffffffffffffff max_cycles: 0x1fb63109b96, max_idle_ns: 440795265316 ns [ 1.862414][ T0] Calibrating delay loop (skipped) preset value.. 4399.99 BogoMIPS (lpj=21999980) [ 1.863086][ T0] Last level iTLB entries: 4KB 64, 2MB 8, 4MB 8 [ 1.863092][ T0] Last level dTLB entries: 4KB 64, 2MB 32, 4MB 32, 1GB 4 [ 1.863149][ T0] mitigations: Enabled attack vectors: user_kernel, user_user, guest_host, guest_guest, SMT mitigations: auto [ 1.863168][ T0] Speculative Store Bypass: Mitigation: Speculative Store Bypass disabled via prctl [ 1.863174][ T0] Spectre V2 : Mitigation: IBRS [ 1.863178][ T0] RETBleed: Mitigation: IBRS [ 1.863182][ T0] ITS: Mitigation: Aligned branch/return thunks [ 1.863186][ T0] Spectre V2 : User space: Mitigation: STIBP via prctl [ 1.863190][ T0] MDS: Mitigation: Clear CPU buffers [ 1.863194][ T0] TAA: Mitigation: Clear CPU buffers [ 1.863198][ T0] MMIO Stale Data: Vulnerable: Clear CPU buffers attempted, no microcode [ 1.863203][ T0] Spectre V1 : Mitigation: usercopy/swapgs barriers and __user pointer sanitization [ 1.863211][ T0] Spectre V2 : Spectre v2 / SpectreRSB: Filling RSB on context switch and VMEXIT [ 1.863232][ T0] Spectre V2 : mitigation: Enabling conditional Indirect Branch Prediction Barrier [ 1.863290][ T0] active return thunk: its_return_thunk [ 1.863306][ T0] Spectre V2 : Spectre BHI mitigation: SW BHB clearing on syscall and VM exit [ 1.863370][ T0] x86/fpu: Supporting XSAVE feature 0x001: 'x87 floating point registers' [ 1.863380][ T0] x86/fpu: Supporting XSAVE feature 0x002: 'SSE registers' [ 1.863387][ T0] x86/fpu: Supporting XSAVE feature 0x004: 'AVX registers' [ 1.863396][ T0] x86/fpu: xstate_offset[2]: 576, xstate_sizes[2]: 256 [ 1.863407][ T0] x86/fpu: Enabled xstate features 0x7, context size is 832 bytes, using 'standard' format. [ 2.259823][ T0] pid_max: default: 32768 minimum: 301 [ 2.261985][ T0] landlock: Up and running. [ 2.261993][ T0] Yama: becoming mindful. [ 2.262572][ T0] TOMOYO Linux initialized [ 2.264156][ T0] AppArmor: AppArmor initialized [ 2.267396][ T0] LSM support for eBPF active [ 2.275126][ T0] Dentry cache hash table entries: 1048576 (order: 11, 8388608 bytes, vmalloc hugepage) [ 2.278525][ T0] Inode-cache hash table entries: 524288 (order: 10, 4194304 bytes, vmalloc hugepage) [ 2.279008][ T0] Mount-cache hash table entries: 16384 (order: 5, 131072 bytes, vmalloc) [ 2.279241][ T0] Mountpoint-cache hash table entries: 16384 (order: 5, 131072 bytes, vmalloc) [ 2.282807][ T0] VFS: Finished mounting rootfs on nullfs [ 2.288799][ T0] Running RCU synchronous self tests [ 2.288811][ T0] Running RCU synchronous self tests [ 2.410445][ T1] smpboot: CPU0: Intel(R) Xeon(R) CPU @ 2.20GHz (family: 0x6, model: 0x4f, stepping: 0x0) [ 2.412403][ T1] Performance Events: unsupported CPU family 6 model 79 no PMU driver, software events only. [ 2.412403][ T1] signal: max sigframe size: 1776 [ 2.422541][ T1] rcu: Hierarchical SRCU implementation. [ 2.422552][ T1] rcu: Max phase no-delay instances is 1000. [ 2.532509][ T1] Timer migration: 1 hierarchy levels; 8 children per group; 0 crossnode level [ 2.671336][ T1] NMI watchdog: Perf NMI watchdog permanently disabled [ 2.682554][ T1] smp: Bringing up secondary CPUs ... [ 2.687492][ T1] smpboot: x86: Booting SMP configuration: [ 2.687502][ T1] .... node #0, CPUs: #1 [ 2.688091][ 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. [ 2.688091][ 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. [ 2.688091][ 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. [ 2.688091][ T1] smp: Brought up 2 nodes, 2 CPUs [ 2.688091][ T1] smpboot: Total of 2 processors activated (8799.99 BogoMIPS) [ 2.693910][ T1] Memory: 6466300K/8388204K available (167196K kernel code, 29634K rwdata, 39820K rodata, 25504K init, 129260K bss, 1733780K reserved, 0K cma-reserved) [ 2.702451][ T1] devtmpfs: initialized [ 2.716427][ T1] x86/mm: Memory block size: 128MB [ 2.819440][ T1] Running RCU synchronous self tests [ 2.819514][ T1] Running RCU synchronous self tests [ 2.822822][ T1] Running RCU Tasks wait API self tests [ 2.822822][ T1] Running RCU Tasks Trace wait API self tests [ 2.835768][ T1] clocksource: jiffies: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 19112604462750000 ns [ 2.835768][ T1] posixtimers hash table entries: 1024 (order: 6, 139264 bytes, vmalloc) [ 2.835768][ T1] futex hash table entries: 256 (49152 bytes on 2 NUMA nodes, total 96 KiB, linear). [ 2.848050][ T1] xor: automatically using best checksumming function avx [ 2.849923][ T1] PM: RTC time: 05:02:26, date: 2026-06-14 [ 2.867872][ T1] NET: Registered PF_NETLINK/PF_ROUTE protocol family [ 2.882708][ T10] Callback from call_rcu_tasks_trace() invoked. [ 2.882844][ T1] audit: initializing netlink subsys (disabled) [ 2.883414][ T38] audit: type=2000 audit(1781413346.579:1): state=initialized audit_enabled=0 res=1 [ 2.896110][ T1] thermal_sys: Registered thermal governor 'step_wise' [ 2.902454][ T1] cpuidle: using governor menu [ 2.902989][ T1] NET: Registered PF_QIPCRTR protocol family [ 2.909780][ T1] Freeing SMP alternatives memory: 128K [ 2.916185][ T1] dca service started, version 1.12.1 [ 2.916617][ T1] PCI: Using configuration type 1 for base access [ 2.942519][ T1] HugeTLB: registered 1.00 GiB page size, pre-allocated 0 pages [ 2.942519][ T1] HugeTLB: 16380 KiB vmemmap can be freed for a 1.00 GiB page [ 2.942519][ T1] HugeTLB: registered 2.00 MiB page size, pre-allocated 0 pages [ 2.942519][ T1] HugeTLB: 28 KiB vmemmap can be freed for a 2.00 MiB page [ 3.004315][ T1] raid6: using avx2x2 recovery algorithm [ 3.004331][ T1] raid6: skipped pq benchmark and selected avx2x4 [ 3.010216][ T1] ACPI: Added _OSI(Module Device) [ 3.010232][ T1] ACPI: Added _OSI(Processor Device) [ 3.010243][ T1] ACPI: Added _OSI(Processor Aggregator Device) [ 3.268886][ T1] ACPI: 2 ACPI AML tables successfully acquired and loaded [ 3.332585][ T1] ACPI: \_SB_: platform _OSC: OS support mask [000e7eee] [ 3.363964][ T1] ACPI: Interpreter enabled [ 3.364941][ T1] ACPI: PM: (supports S0 S3 S4 S5) [ 3.365020][ T1] ACPI: Using IOAPIC for interrupt routing [ 3.365719][ T1] PCI: Using host bridge windows from ACPI; if necessary, use "pci=nocrs" and report a bug [ 3.365732][ T1] PCI: Ignoring E820 reservations for host bridge windows [ 3.375362][ T1] ACPI: Enabled 16 GPEs in block 00 to 0F [ 3.748956][ T1] ACPI: PCI Root Bridge [PCI0] (domain 0000 [bus 00-ff]) [ 3.749202][ T1] acpi PNP0A03:00: _OSC: OS supports [ASPM ClockPM Segments MSI HPX-Type3] [ 3.749226][ T1] acpi PNP0A03:00: _OSC: not requesting OS control; OS requires [ExtendedConfig ASPM ClockPM MSI] [ 3.749670][ T1] acpi PNP0A03:00: _OSC: platform retains control of PCIe features (AE_ERROR) [ 3.750484][ T1] acpi PNP0A03:00: fail to add MMCONFIG information, can't access extended configuration space under this bridge [ 3.792700][ T1] PCI host bridge to bus 0000:00 [ 3.792719][ T1] pci_bus 0000:00: Unknown NUMA node; performance will be reduced [ 3.793318][ T1] pci_bus 0000:00: root bus resource [io 0x0000-0x0cf7 window] [ 3.793362][ T1] pci_bus 0000:00: root bus resource [io 0x0d00-0xffff window] [ 3.793401][ T1] pci_bus 0000:00: root bus resource [mem 0x000a0000-0x000bffff window] [ 3.793440][ T1] pci_bus 0000:00: root bus resource [mem 0xc0000000-0xfebfefff window] [ 3.793489][ T1] pci_bus 0000:00: root bus resource [bus 00-ff] [ 3.794254][ T1] pci 0000:00:00.0: [8086:1237] type 00 class 0x060000 conventional PCI endpoint [ 3.799786][ T1] pci 0000:00:01.0: [8086:7110] type 00 class 0x060100 conventional PCI endpoint [ 3.827662][ T1] pci 0000:00:01.3: [8086:7113] type 00 class 0x068000 conventional PCI endpoint [ 3.831598][ T1] pci 0000:00:01.3: quirk: [io 0xb000-0xb03f] claimed by PIIX4 ACPI [ 3.844683][ T1] pci 0000:00:03.0: [1af4:1004] type 00 class 0x000000 conventional PCI endpoint [ 3.848423][ T1] pci 0000:00:03.0: BAR 0 [io 0xc000-0xc03f] [ 3.848471][ T1] pci 0000:00:03.0: BAR 1 [mem 0xfe800000-0xfe80007f] [ 3.863756][ T1] pci 0000:00:04.0: [1af4:1000] type 00 class 0x020000 conventional PCI endpoint [ 3.867444][ T1] pci 0000:00:04.0: BAR 0 [io 0xc040-0xc07f] [ 3.867491][ T1] pci 0000:00:04.0: BAR 1 [mem 0xfe801000-0xfe80107f] [ 3.881985][ T1] pci 0000:00:05.0: [1ae0:a002] type 00 class 0x030000 conventional PCI endpoint [ 3.894680][ T1] pci 0000:00:05.0: BAR 0 [mem 0xfe000000-0xfe7fffff] [ 3.896559][ T1] pci 0000:00:05.0: Video device with shadowed ROM at [mem 0x000c0000-0x000dffff] [ 3.905048][ T1] pci 0000:00:06.0: [1af4:1002] type 00 class 0x00ff00 conventional PCI endpoint [ 3.908976][ T1] pci 0000:00:06.0: BAR 0 [io 0xc080-0xc09f] [ 3.922882][ T1] pci 0000:00:07.0: [1af4:1005] type 00 class 0x00ff00 conventional PCI endpoint [ 3.929828][ T1] pci 0000:00:07.0: BAR 0 [io 0xc0a0-0xc0bf] [ 3.929828][ T1] pci 0000:00:07.0: BAR 1 [mem 0xfe802000-0xfe80203f] [ 3.996577][ T1] ACPI: PCI: Interrupt link LNKA configured for IRQ 10 [ 4.008182][ T1] ACPI: PCI: Interrupt link LNKB configured for IRQ 10 [ 4.023016][ T1] ACPI: PCI: Interrupt link LNKC configured for IRQ 11 [ 4.033596][ T1] ACPI: PCI: Interrupt link LNKD configured for IRQ 11 [ 4.040350][ T1] ACPI: PCI: Interrupt link LNKS configured for IRQ 9 [ 4.092551][ T1] iommu: Default domain type: Translated [ 4.092567][ T1] iommu: DMA domain TLB invalidation policy: lazy mode [ 4.109292][ T1] SCSI subsystem initialized [ 4.126139][ T1] ACPI: bus type USB registered [ 4.126731][ T1] usbcore: registered new interface driver usbfs [ 4.126731][ T1] usbcore: registered new interface driver hub [ 4.126731][ T1] usbcore: registered new device driver usb [ 4.131546][ T1] mc: Linux media interface: v0.10 [ 4.132071][ T1] videodev: Linux video capture interface: v2.00 [ 4.136809][ T1] pps_core: LinuxPPS API ver. 1 registered [ 4.136848][ T1] pps_core: Software ver. 5.3.6 - Copyright 2005-2007 Rodolfo Giometti [ 4.137457][ T1] PTP clock support registered [ 4.157097][ T1] EDAC MC: Ver: 3.0.0 [ 4.178861][ T1] Advanced Linux Sound Architecture Driver Initialized. [ 4.214854][ T1] Bluetooth: Core ver 2.22 [ 4.215206][ T1] NET: Registered PF_BLUETOOTH protocol family [ 4.215217][ T1] Bluetooth: HCI device and connection manager initialized [ 4.215363][ T1] Bluetooth: HCI socket layer initialized [ 4.215405][ T1] Bluetooth: L2CAP socket layer initialized [ 4.215604][ T1] Bluetooth: SCO socket layer initialized [ 4.215794][ T1] NET: Registered PF_ATMPVC protocol family [ 4.215807][ T1] NET: Registered PF_ATMSVC protocol family [ 4.216557][ T1] NetLabel: Initializing [ 4.216565][ T1] NetLabel: domain hash size = 128 [ 4.216575][ T1] NetLabel: protocols = UNLABELED CIPSOv4 CALIPSO [ 4.217415][ T1] NetLabel: unlabeled traffic allowed by default [ 4.222270][ T1] nfc: nfc_init: NFC Core ver 0.1 [ 4.252566][ T1] NET: Registered PF_NFC protocol family [ 4.252566][ T1] mctp: management component transport protocol core [ 4.252566][ T1] NET: Registered PF_MCTP protocol family [ 4.252566][ T1] PCI: Using ACPI for IRQ routing [ 4.252566][ T1] e820: register RAM buffer resource [mem 0x0009fc00-0x0009ffff] [ 4.252566][ T1] e820: register RAM buffer resource [mem 0xbfffd000-0xbfffffff] [ 4.252566][ T1] pci 0000:00:05.0: vgaarb: setting as boot VGA device [ 4.252566][ T1] pci 0000:00:05.0: vgaarb: bridge control possible [ 4.252566][ T1] pci 0000:00:05.0: vgaarb: VGA device added: decodes=io+mem,owns=io+mem,locks=none [ 4.252566][ T1] vgaarb: loaded [ 4.290946][ T1] clocksource: Switched to clocksource kvm-clock [ 4.314524][ T1] VFS: Disk quotas dquot_6.6.0 [ 4.314776][ T1] VFS: Dquot-cache hash table entries: 512 (4096 bytes) [ 4.332067][ T1] netfs: FS-Cache loaded [ 4.335221][ T1] CacheFiles: Loaded [ 4.340361][ T1] TOMOYO: 2.6.0 [ 4.340372][ T1] Mandatory Access Control activated. [ 4.352978][ T1] AppArmor: AppArmor Filesystem Enabled [ 4.354454][ T1] pnp: PnP ACPI init [ 4.403451][ T1] pnp: PnP ACPI: found 6 devices [ 4.533386][ T1] clocksource: acpi_pm: mask: 0xffffff max_cycles: 0xffffff, max_idle_ns: 2085701024 ns [ 4.536240][ T1] NET: Registered PF_INET protocol family [ 4.544533][ T1] IP idents hash table entries: 131072 (order: 8, 1048576 bytes, vmalloc) [ 4.563122][ T1] tcp_listen_portaddr_hash hash table entries: 4096 (order: 8, 557056 bytes, vmalloc) [ 4.564262][ T1] Table-perturb hash table entries: 65536 (order: 6, 262144 bytes, vmalloc) [ 4.565425][ T1] TCP established hash table entries: 65536 (order: 7, 524288 bytes, vmalloc) [ 4.596569][ T1] TCP bind hash table entries: 65536 (order: 13, 17825792 bytes, vmalloc hugepage) [ 4.617093][ T1] TCP: Hash tables configured (established 65536 bind 65536) [ 4.621475][ T1] MPTCP token hash table entries: 8192 (order: 9, 1245184 bytes, vmalloc) [ 4.625177][ T1] UDP hash table entries: 4096 (order: 9, 1835008 bytes, vmalloc) [ 4.638637][ T1] NET: Registered PF_UNIX/PF_LOCAL protocol family [ 4.650045][ T1] RPC: Registered named UNIX socket transport module. [ 4.650064][ T1] RPC: Registered udp transport module. [ 4.650076][ T1] RPC: Registered tcp transport module. [ 4.650087][ T1] RPC: Registered tcp-with-tls transport module. [ 4.650099][ T1] RPC: Registered tcp NFSv4.1 backchannel transport module. [ 4.656552][ T1] NET: Registered PF_XDP protocol family [ 4.666412][ T1] pci_bus 0000:00: resource 4 [io 0x0000-0x0cf7 window] [ 4.666437][ T1] pci_bus 0000:00: resource 5 [io 0x0d00-0xffff window] [ 4.666456][ T1] pci_bus 0000:00: resource 6 [mem 0x000a0000-0x000bffff window] [ 4.666476][ T1] pci_bus 0000:00: resource 7 [mem 0xc0000000-0xfebfefff window] [ 4.672556][ T1] pci 0000:00:00.0: Limiting direct PCI/PCI transfers [ 4.673718][ T1] PCI: CLS 0 bytes, default 64 [ 4.675135][ T1] PCI-DMA: Using software bounce buffering for IO (SWIOTLB) [ 4.675167][ T1] software IO TLB: mapped [mem 0x00000000b4600000-0x00000000b8600000] (64MB) [ 4.690569][ T1] ACPI: bus type thunderbolt registered [ 4.706732][ T68] kworker/u8:3 (68) used greatest stack depth: 26792 bytes left [ 4.709295][ T1] RAPL PMU: API unit is 2^-32 Joules, 0 fixed counters, 10737418240 ms ovfl timer [ 4.799192][ T1] kvm_amd: CPU 0 isn't AMD or Hygon [ 4.799225][ T1] clocksource: tsc: mask: 0xffffffffffffffff max_cycles: 0x1fb63109b96, max_idle_ns: 440795265316 ns [ 4.800181][ T1] clocksource: Switched to clocksource tsc [ 4.870006][ T1] Initialise system trusted keyrings [ 4.879441][ T1] workingset: timestamp_bits=40 (anon: 35) max_order=21 bucket_order=0 (anon: 0) [ 4.900475][ T1] DLM installed [ 4.915209][ T1] squashfs: version 4.0 (2009/01/31) Phillip Lougher [ 4.950497][ T1] NFS: Registering the id_resolver key type [ 4.950730][ T1] Key type id_resolver registered [ 4.950745][ T1] Key type id_legacy registered [ 4.951192][ T1] nfs4filelayout_init: NFSv4 File Layout Driver Registering... [ 4.951417][ T1] nfs4flexfilelayout_init: NFSv4 Flexfile Layout Driver Registering... [ 4.956229][ T1] smbdirect: subsystem loading... [ 4.983928][ T1] smbdirect: subsystem loaded [ 5.006119][ T1] Key type cifs.spnego registered [ 5.008430][ T1] Key type cifs.idmap registered [ 5.015420][ T1] ntfs3: Enabled Linux POSIX ACLs support [ 5.015432][ T1] ntfs3: Read-only LZX/Xpress compression included [ 5.015953][ T1] efs: 1.0a - http://aeschi.ch.eu.org/efs/ [ 5.016102][ T1] jffs2: version 2.2. (NAND) (SUMMARY) © 2001-2006 Red Hat, Inc. [ 5.032776][ T1] romfs: ROMFS MTD (C) 2007 Red Hat, Inc. [ 5.033060][ T1] QNX4 filesystem 0.2.3 registered. [ 5.033279][ T1] qnx6: QNX6 filesystem 1.0.0 registered. [ 5.035482][ T1] fuse: init (API version 7.45) [ 5.051790][ T1] orangefs_debugfs_init: called with debug mask: :none: :0: [ 5.055008][ T1] orangefs_init: module version upstream loaded [ 5.061818][ T1] JFS: nTxBlock = 8192, nTxLock = 65536 [ 5.085018][ T1] SGI XFS with ACLs, security attributes, realtime, quota, no debug enabled [ 5.099929][ T1] 9p: Installing v9fs 9p2000 file system support [ 5.101054][ T1] NILFS version 2 loaded [ 5.101066][ T1] befs: version: 0.9.3 [ 5.102470][ T1] ocfs2: Registered cluster interface o2cb [ 5.103871][ T1] ocfs2: Registered cluster interface user [ 5.106255][ T1] OCFS2 User DLM kernel interface loaded [ 5.161728][ T1] gfs2: GFS2 installed [ 5.185968][ T1] ceph: loaded (mds proto 32) [ 5.202100][ T1] NET: Registered PF_ALG protocol family [ 5.202563][ T1] async_tx: api initialized (async) [ 5.202640][ T1] Key type asymmetric registered [ 5.202751][ T1] Asymmetric key parser 'x509' registered [ 5.202768][ T1] Asymmetric key parser 'pkcs8' registered [ 5.202785][ T1] Key type pkcs7_test registered [ 5.204590][ T1] Block layer SCSI generic (bsg) driver version 0.4 loaded (major 239) [ 5.221767][ T1] io scheduler mq-deadline registered [ 5.221788][ T1] io scheduler kyber registered [ 5.222545][ T1] io scheduler bfq registered [ 5.247709][ T153] kworker/u8:4 (153) used greatest stack depth: 26696 bytes left [ 5.260058][ T166] kworker/u8:4 (166) used greatest stack depth: 26552 bytes left [ 5.265980][ T1] input: Power Button as /devices/platform/LNXPWRBN:00/input/input0 [ 5.275442][ T1] ACPI: button: Power Button [PWRF] [ 5.283541][ T1] input: Sleep Button as /devices/platform/LNXSLPBN:00/input/input1 [ 5.290410][ T1] ACPI: button: Sleep Button [SLPF] [ 5.325295][ T1] ioatdma: Intel(R) QuickData Technology Driver 5.00 [ 5.375761][ T1] ACPI: \_SB_.LNKC: Enabled at IRQ 11 [ 5.375993][ T1] virtio-pci 0000:00:03.0: virtio_pci: leaving for legacy driver [ 5.430682][ T1] ACPI: \_SB_.LNKD: Enabled at IRQ 10 [ 5.430920][ T1] virtio-pci 0000:00:04.0: virtio_pci: leaving for legacy driver [ 5.484986][ T1] ACPI: \_SB_.LNKB: Enabled at IRQ 10 [ 5.485147][ T1] virtio-pci 0000:00:06.0: virtio_pci: leaving for legacy driver [ 5.524052][ T1] virtio-pci 0000:00:07.0: virtio_pci: leaving for legacy driver [ 6.619538][ T1] N_HDLC line discipline registered with maxframe=4096 [ 6.621508][ T1] Serial: 8250/16550 driver, 4 ports, IRQ sharing enabled [ 6.642844][ T1] 00:02: ttyS0 at I/O 0x3f8 (irq = 4, base_baud = 115200) is a 16550A [ 6.672317][ T1] 00:03: ttyS1 at I/O 0x2f8 (irq = 3, base_baud = 115200) is a 16550A [ 6.701500][ T1] 00:04: ttyS2 at I/O 0x3e8 (irq = 6, base_baud = 115200) is a 16550A [ 6.728539][ T1] 00:05: ttyS3 at I/O 0x2e8 (irq = 7, base_baud = 115200) is a 16550A [ 6.773617][ T1] Non-volatile memory driver v1.3 [ 6.811901][ T1] usbcore: registered new interface driver xillyusb [ 6.823214][ T1] ACPI: bus type drm_connector registered [ 6.838214][ T1] [drm] Initialized vgem 1.0.0 for vgem on minor 0 [ 6.861120][ T1] [drm] Initialized vkms 1.0.0 for vkms on minor 1 [ 7.022490][ T1] Console: switching to colour frame buffer device 128x48 [ 7.088151][ T1] faux_driver vkms: [drm] fb0: vkmsdrmfb frame buffer device [ 7.089085][ T1] usbcore: registered new interface driver udl [ 7.103869][ T1] usbcore: registered new interface driver gm12u320 [ 7.105749][ T1] usbcore: registered new interface driver gud [ 7.313530][ T1] brd: module loaded [ 7.850536][ T1] loop: module loaded [ 8.249233][ T1] zram: Added device: zram0 [ 8.282298][ T1] null_blk: disk nullb0 created [ 8.282314][ T1] null_blk: module loaded [ 8.292208][ T1] Guest personality initialized and is inactive [ 8.295382][ T1] VMCI host device registered (name=vmci, major=10, minor=267) [ 8.295402][ T1] Initialized host personality [ 8.303616][ T1] usbcore: registered new interface driver rtsx_usb [ 8.310641][ T1] usbcore: registered new interface driver viperboard [ 8.311836][ T1] usbcore: registered new interface driver dln2 [ 8.315199][ T1] usbcore: registered new interface driver pn533_usb [ 8.336384][ T1] nfcsim 0.2 initialized [ 8.337336][ T1] usbcore: registered new interface driver port100 [ 8.338956][ T1] usbcore: registered new interface driver nfcmrvl [ 8.356015][ T1] Loading iSCSI transport class v2.0-870. [ 8.392447][ T1] virtio_scsi virtio0: 1/0/0 default/read/poll queues [ 8.435959][ T1] scsi host0: Virtio SCSI HBA [ 8.438643][ T1] blk-mq: reduced tag depth to 10240 [ 8.680145][ T1] st: Version 20160209, fixed bufsize 32768, s/g segs 256 [ 8.703357][ T1041] scsi 0:0:1:0: Direct-Access Google PersistentDisk 1 PQ: 0 ANSI: 6 [ 8.869315][ T1] Rounding down aligned max_sectors from 4294967295 to 4294967288 [ 8.881334][ T1] db_root: cannot open: /etc/target [ 8.894264][ T1] slram: not enough parameters. [ 8.997984][ T1] ftl_cs: FTL header not found. [ 9.204231][ T1] wireguard: WireGuard 1.0.0 loaded. See www.wireguard.com for information. [ 9.204248][ T1] wireguard: Copyright (C) 2015-2019 Jason A. Donenfeld . All Rights Reserved. [ 9.204263][ T1] eql: Equalizer2002: Simon Janes (simon@ncm.com) and David S. Miller (davem@redhat.com) [ 9.293471][ T1] MACsec IEEE 802.1AE [ 9.369188][ T1] usbcore: registered new interface driver mvusb_mdio [ 9.375995][ T1] tun: Universal TUN/TAP device driver, 1.6 [ 9.541839][ T1] vcan: Virtual CAN interface driver [ 9.541896][ T1] vxcan: Virtual CAN Tunnel driver [ 9.541944][ T1] slcan: serial line CAN interface driver [ 9.542006][ T1] CAN device driver interface [ 9.542938][ T1] usbcore: registered new interface driver usb_8dev [ 9.543829][ T1] usbcore: registered new interface driver ems_usb [ 9.544592][ T1] usbcore: registered new interface driver esd_usb [ 9.545487][ T1] usbcore: registered new interface driver etas_es58x [ 9.597681][ T1] usbcore: registered new interface driver f81604 [ 9.599215][ T1] usbcore: registered new interface driver gs_usb [ 9.600593][ T1] usbcore: registered new interface driver kvaser_usb [ 9.601457][ T1] usbcore: registered new interface driver mcba_usb [ 9.602527][ T1] usbcore: registered new interface driver peak_usb [ 9.603331][ T1] usbcore: registered new interface driver ucan [ 9.605164][ T1] e100: Intel(R) PRO/100 Network Driver [ 9.605177][ T1] e100: Copyright(c) 1999-2006 Intel Corporation [ 9.663209][ T1] e1000: Intel(R) PRO/1000 Network Driver [ 9.663225][ T1] e1000: Copyright (c) 1999-2006 Intel Corporation. [ 9.681228][ T1] e1000e: Intel(R) PRO/1000 Network Driver [ 9.681241][ T1] e1000e: Copyright(c) 1999 - 2015 Intel Corporation. [ 9.701128][ T1] PPP generic driver version 2.4.2 [ 9.715375][ T1] PPP BSD Compression module registered [ 9.715424][ T1] PPP Deflate Compression module registered [ 9.715460][ T1] PPP MPPE Compression module registered [ 9.715478][ T1] NET: Registered PF_PPPOX protocol family [ 9.715649][ T1] PPTP driver version 0.8.5 [ 9.718589][ T1] SLIP: version 0.8.4-NET3.019-NEWTTY (dynamic channels, max=256) (6 bit encapsulation enabled). [ 9.718641][ T1] CSLIP: code copyright 1989 Regents of the University of California. [ 9.718669][ T1] SLIP linefill/keepalive option. [ 9.718741][ T1] hdlc: HDLC support module revision 1.22 [ 9.719006][ T1] LAPB Ethernet driver version 0.02 [ 9.744627][ T1] usbcore: registered new interface driver ath9k_htc [ 9.754315][ T1] usbcore: registered new interface driver carl9170 [ 9.767692][ T1] usbcore: registered new interface driver ath6kl_usb [ 9.776705][ T1] usbcore: registered new interface driver ar5523 [ 9.790237][ T1] usbcore: registered new interface driver ath10k_usb [ 9.806090][ T1] usbcore: registered new interface driver plfxlc [ 9.815669][ T1] mac80211_hwsim: initializing netlink [ 10.017014][ T1] usbcore: registered new interface driver atusb [ 10.108502][ T1] mac802154_hwsim mac802154_hwsim: Added 2 mac802154 hwsim hardware radios [ 10.116766][ T1] VMware vmxnet3 virtual NIC driver - version 1.9.0.0-k-NAPI [ 10.136544][ T1] usbcore: registered new interface driver catc [ 10.137425][ T1] usbcore: registered new interface driver kaweth [ 10.137442][ T1] pegasus: Pegasus/Pegasus II USB Ethernet driver [ 10.147299][ T1] usbcore: registered new interface driver pegasus [ 10.175251][ T1] usbcore: registered new interface driver rtl8150 [ 10.175638][ T1] usbcore: registered new device driver r8152-cfgselector [ 10.194744][ T1] usbcore: registered new interface driver r8152 [ 10.205229][ T1] usbcore: registered new interface driver hso [ 10.213212][ T1] usbcore: registered new interface driver lan78xx [ 10.214136][ T1] usbcore: registered new interface driver asix [ 10.214921][ T1] usbcore: registered new interface driver ax88179_178a [ 10.215744][ T1] usbcore: registered new interface driver cdc_ether [ 10.249138][ T1] usbcore: registered new interface driver cdc_eem [ 10.250618][ T1] usbcore: registered new interface driver dm9601 [ 10.251596][ T1] usbcore: registered new interface driver sr9700 [ 10.252432][ T1] usbcore: registered new interface driver CoreChips [ 10.253253][ T1] usbcore: registered new interface driver smsc75xx [ 10.254895][ T1] usbcore: registered new interface driver smsc95xx [ 10.297040][ T1] usbcore: registered new interface driver gl620a [ 10.298081][ T1] usbcore: registered new interface driver net1080 [ 10.298873][ T1] usbcore: registered new interface driver plusb [ 10.299686][ T1] usbcore: registered new interface driver rndis_host [ 10.300453][ T1] usbcore: registered new interface driver cdc_subset [ 10.301285][ T1] usbcore: registered new interface driver zaurus [ 10.302147][ T1] usbcore: registered new interface driver MOSCHIP usb-ethernet driver [ 10.302995][ T1] usbcore: registered new interface driver int51x1 [ 10.304459][ T1] usbcore: registered new interface driver cdc_phonet [ 10.306139][ T1] usbcore: registered new interface driver kalmia [ 10.366441][ T1] usbcore: registered new interface driver ipheth [ 10.377006][ T1] usbcore: registered new interface driver sierra_net [ 10.381483][ T1] usbcore: registered new interface driver cx82310_eth [ 10.390396][ T1] usbcore: registered new interface driver cdc_ncm [ 10.405069][ T1312] kworker/u8:5 (1312) used greatest stack depth: 26280 bytes left [ 10.405255][ T1] usbcore: registered new interface driver huawei_cdc_ncm [ 10.406147][ T1] usbcore: registered new interface driver lg-vl600 [ 10.416663][ T1] usbcore: registered new interface driver qmi_wwan [ 10.436206][ T1] usbcore: registered new interface driver cdc_mbim [ 10.439971][ T1] usbcore: registered new interface driver ch9200 [ 10.442228][ T1] usbcore: registered new interface driver aqc111 [ 10.444361][ T1] usbcore: registered new interface driver r8153_ecm [ 10.481101][ T1] VFIO - User Level meta-driver version: 0.3 [ 10.519379][ T1] aoe: AoE v85 initialised. [ 10.629860][ T1] usbcore: registered new interface driver cdc_acm [ 10.629877][ T1] cdc_acm: USB Abstract Control Model driver for USB modems and ISDN adapters [ 10.630840][ T1] usbcore: registered new interface driver usblp [ 10.637473][ T1] usbcore: registered new interface driver cdc_wdm [ 10.642613][ T1] usbcore: registered new interface driver usbtmc [ 10.657688][ T1] usbcore: registered new interface driver uas [ 10.660867][ T1] usbcore: registered new interface driver usb-storage [ 10.664657][ T1] usbcore: registered new interface driver ums-alauda [ 10.667916][ T1] usbcore: registered new interface driver ums-cypress [ 10.671534][ T1] usbcore: registered new interface driver ums-datafab [ 10.672825][ T1] usbcore: registered new interface driver ums_eneub6250 [ 10.676780][ T1] usbcore: registered new interface driver ums-freecom [ 10.685249][ T1] usbcore: registered new interface driver ums-isd200 [ 10.699341][ T1] usbcore: registered new interface driver ums-jumpshot [ 10.706836][ T1] usbcore: registered new interface driver ums-karma [ 10.712197][ T1] usbcore: registered new interface driver ums-onetouch [ 10.725385][ T1] usbcore: registered new interface driver ums-realtek [ 10.733709][ T1] usbcore: registered new interface driver ums-sddr09 [ 10.741506][ T1] usbcore: registered new interface driver ums-sddr55 [ 10.743558][ T1] usbcore: registered new interface driver ums-usbat [ 10.746091][ T1] usbcore: registered new interface driver mdc800 [ 10.746124][ T1] mdc800: v0.7.5 (30/10/2000):USB Driver for Mustek MDC800 Digital Camera [ 10.777701][ T1] usbcore: registered new interface driver microtekX6 [ 10.779426][ T1396] kworker/u8:5 (1396) used greatest stack depth: 26248 bytes left [ 10.809333][ T1] usbcore: registered new interface driver usbserial_generic [ 10.832959][ T1] usbserial: USB Serial support registered for generic [ 10.836574][ T1] usbcore: registered new interface driver aircable [ 10.837517][ T1] usbserial: USB Serial support registered for aircable [ 10.842131][ T1] usbcore: registered new interface driver ark3116 [ 10.861866][ T1] usbserial: USB Serial support registered for ark3116 [ 10.863681][ T1] usbcore: registered new interface driver belkin_sa [ 10.864417][ T1] usbserial: USB Serial support registered for Belkin / Peracom / GoHubs USB Serial Adapter [ 10.865906][ T1] usbcore: registered new interface driver ch341 [ 10.877757][ T1] usbserial: USB Serial support registered for ch341-uart [ 10.883292][ T1] usbcore: registered new interface driver cp210x [ 10.912050][ T1] usbserial: USB Serial support registered for cp210x [ 10.913579][ T1] usbcore: registered new interface driver cyberjack [ 10.914201][ T1] usbserial: USB Serial support registered for Reiner SCT Cyberjack USB card reader [ 10.915389][ T1] usbcore: registered new interface driver cypress_m8 [ 10.927631][ T1] usbserial: USB Serial support registered for DeLorme Earthmate USB [ 10.930167][ T1] usbserial: USB Serial support registered for HID->COM RS232 Adapter [ 10.931119][ T1] usbserial: USB Serial support registered for Nokia CA-42 V2 Adapter [ 10.934144][ T1] usbcore: registered new interface driver usb_debug [ 10.957612][ T1] usbserial: USB Serial support registered for debug [ 10.957934][ T1] usbserial: USB Serial support registered for xhci_dbc [ 10.960072][ T1] usbcore: registered new interface driver digi_acceleport [ 10.961018][ T1] usbserial: USB Serial support registered for Digi 2 port USB adapter [ 10.963636][ T1] usbserial: USB Serial support registered for Digi 4 port USB adapter [ 10.966868][ T1] usbcore: registered new interface driver io_edgeport [ 10.971770][ T1] usbserial: USB Serial support registered for Edgeport 2 port adapter [ 10.975706][ T1] usbserial: USB Serial support registered for Edgeport 4 port adapter [ 10.982200][ T1] usbserial: USB Serial support registered for Edgeport 8 port adapter [ 10.999392][ T1] usbserial: USB Serial support registered for EPiC device [ 11.029235][ T1] usbcore: registered new interface driver io_ti [ 11.034786][ T1] usbserial: USB Serial support registered for Edgeport TI 1 port adapter [ 11.035529][ T1] usbserial: USB Serial support registered for Edgeport TI 2 port adapter [ 11.048702][ T1] usbcore: registered new interface driver empeg [ 11.065703][ T1] usbserial: USB Serial support registered for empeg [ 11.099844][ T1] usbcore: registered new interface driver f81534a_ctrl [ 11.102329][ T1] usbcore: registered new interface driver f81232 [ 11.103351][ T1] usbserial: USB Serial support registered for f81232 [ 11.122777][ T1] usbserial: USB Serial support registered for f81534a [ 11.132476][ T1] usbcore: registered new interface driver f81534 [ 11.139599][ T1] usbserial: USB Serial support registered for Fintek F81532/F81534 [ 11.140230][ T1] usbcore: registered new interface driver ftdi_sio [ 11.150415][ T1] usbserial: USB Serial support registered for FTDI USB Serial Device [ 11.155295][ T1] usbcore: registered new interface driver garmin_gps [ 11.169869][ T1] usbserial: USB Serial support registered for Garmin GPS usb/tty [ 11.171741][ T1] usbcore: registered new interface driver ipaq [ 11.172568][ T1] usbserial: USB Serial support registered for PocketPC PDA [ 11.174097][ T1] usbcore: registered new interface driver ipw [ 11.175096][ T1] usbserial: USB Serial support registered for IPWireless converter [ 11.194765][ T1] usbcore: registered new interface driver ir_usb [ 11.211801][ T1] usbserial: USB Serial support registered for IR Dongle [ 11.226076][ T1] usbcore: registered new interface driver iuu_phoenix [ 11.236477][ T1] usbserial: USB Serial support registered for iuu_phoenix [ 11.243402][ T1] usbcore: registered new interface driver keyspan [ 11.244419][ T1] usbserial: USB Serial support registered for Keyspan - (without firmware) [ 11.267303][ T1] usbserial: USB Serial support registered for Keyspan 1 port adapter [ 11.267662][ T1] usbserial: USB Serial support registered for Keyspan 2 port adapter [ 11.268028][ T1] usbserial: USB Serial support registered for Keyspan 4 port adapter [ 11.268737][ T1] usbcore: registered new interface driver keyspan_pda [ 11.269054][ T1] usbserial: USB Serial support registered for Keyspan PDA [ 11.269374][ T1] usbserial: USB Serial support registered for Keyspan PDA - (prerenumeration) [ 11.269985][ T1] usbcore: registered new interface driver kl5kusb105 [ 11.270273][ T1] usbserial: USB Serial support registered for KL5KUSB105D / PalmConnect [ 11.270810][ T1] usbcore: registered new interface driver kobil_sct [ 11.271276][ T1] usbserial: USB Serial support registered for KOBIL USB smart card terminal [ 11.271826][ T1] usbcore: registered new interface driver mct_u232 [ 11.272132][ T1] usbserial: USB Serial support registered for MCT U232 [ 11.272736][ T1] usbcore: registered new interface driver metro_usb [ 11.273058][ T1] usbserial: USB Serial support registered for Metrologic USB to Serial [ 11.273601][ T1] usbcore: registered new interface driver mos7720 [ 11.273601][ T1] usbcore: registered new interface driver mos7720 [ 11.273943][ T1] usbserial: USB Serial support registered for Moschip 2 port adapter [ 11.274495][ T1] usbcore: registered new interface driver mos7840 [ 11.274796][ T1] usbserial: USB Serial support registered for Moschip 7840/7820 USB Serial Driver [ 11.275402][ T1] usbcore: registered new interface driver mxuport [ 11.275745][ T1] usbserial: USB Serial support registered for MOXA UPort [ 11.325554][ T1] usbcore: registered new interface driver navman [ 11.343438][ T1] usbserial: USB Serial support registered for navman [ 11.365663][ T1] usbcore: registered new interface driver omninet [ 11.377845][ T1] usbserial: USB Serial support registered for ZyXEL - omni.net usb [ 11.384747][ T1] usbcore: registered new interface driver opticon [ 11.385493][ T1] usbserial: USB Serial support registered for opticon [ 11.392737][ T1464] ================================================================== [ 11.392752][ T1464] BUG: KASAN: slab-use-after-free in _raw_spin_lock_irqsave+0x40/0x60 [ 11.392788][ T1464] Read of size 1 at addr ffff8880232c5200 by task kworker/u8:7/1464 [ 11.392805][ T1464] [ 11.392837][ T1464] CPU: 1 UID: 0 PID: 1464 Comm: kworker/u8:7 Not tainted syzkaller #0 PREEMPT_{RT,(full)} [ 11.392861][ T1464] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/09/2026 [ 11.392883][ T1464] Call Trace: [ 11.392895][ T1464] [ 11.392907][ T1464] dump_stack_lvl+0xe8/0x150 [ 11.392936][ T1464] print_address_description+0x55/0x1e0 [ 11.392964][ T1464] ? _raw_spin_lock_irqsave+0x40/0x60 [ 11.392997][ T1464] print_report+0x58/0x70 [ 11.393021][ T1464] kasan_report+0x117/0x150 [ 11.393049][ T1464] ? _raw_spin_lock_irqsave+0x40/0x60 [ 11.393079][ T1464] ? rt_mutex_slowunlock+0xbf/0xa20 [ 11.393100][ T1464] __kasan_check_byte+0x2a/0x40 [ 11.393125][ T1464] lock_acquire+0x84/0x350 [ 11.393157][ T1464] ? rcu_is_watching+0x15/0xb0 [ 11.393180][ T1464] _raw_spin_lock_irqsave+0x40/0x60 [ 11.393206][ T1464] ? rt_mutex_slowunlock+0xbf/0xa20 [ 11.393226][ T1464] rt_mutex_slowunlock+0xbf/0xa20 [ 11.393251][ T1464] ? __pfx_rt_mutex_slowunlock+0x10/0x10 [ 11.393275][ T1464] ? __rcu_read_unlock+0x83/0xe0 [ 11.393304][ T1464] ? rt_spin_unlock+0x160/0x200 [ 11.393326][ T1464] d_alloc_parallel+0x10c0/0x16c0 [ 11.393363][ T1464] ? d_alloc_parallel+0x3cf/0x16c0 [ 11.393395][ T1464] ? __pfx_d_alloc_parallel+0x10/0x10 [ 11.393427][ T1464] ? down_read+0x156/0x200 [ 11.393456][ T1464] ? __pfx_down_read+0x10/0x10 [ 11.393487][ T1464] __lookup_slow+0x82/0x2f0 [ 11.393515][ T1464] lookup_slow+0x53/0x70 [ 11.393540][ T1464] link_path_walk+0xd2a/0x1910 [ 11.393574][ T1464] path_openat+0x23c/0x3850 [ 11.393609][ T1464] ? __pfx_stack_trace_consume_entry+0x10/0x10 [ 11.393639][ T1464] ? arch_stack_walk+0x11b/0x150 [ 11.393673][ T1464] ? ret_from_fork_asm+0x1a/0x30 [ 11.393714][ T1464] do_file_open+0x23e/0x4a0 [ 11.393740][ T1464] ? kasan_save_track+0x3e/0x80 [ 11.393762][ T1464] ? __kasan_slab_alloc+0x6c/0x80 [ 11.393785][ T1464] ? kmem_cache_alloc_noprof+0x348/0x6b0 [ 11.393811][ T1464] ? __pfx_do_file_open+0x10/0x10 [ 11.393855][ T1464] ? do_open_execat+0xad/0x590 [ 11.393884][ T1464] do_open_execat+0x12b/0x590 [ 11.393908][ T1464] ? rcu_is_watching+0x15/0xb0 [ 11.393928][ T1464] ? __pfx_do_open_execat+0x10/0x10 [ 11.393953][ T1464] ? kmem_cache_alloc_noprof+0x3b0/0x6b0 [ 11.393974][ T1464] ? do_getname_kernel+0x54/0x230 [ 11.394003][ T1464] ? do_getname_kernel+0x97/0x230 [ 11.394028][ T1464] alloc_bprm+0x24/0x640 [ 11.394058][ T1464] kernel_execve+0x85/0x9c0 [ 11.394090][ T1464] call_usermodehelper_exec_async+0x212/0x360 [ 11.394123][ T1464] ? __pfx_call_usermodehelper_exec_async+0x10/0x10 [ 11.394160][ T1464] ret_from_fork+0x514/0xb70 [ 11.394189][ T1464] ? __pfx_ret_from_fork+0x10/0x10 [ 11.394217][ T1464] ? __switch_to+0xc89/0x1420 [ 11.394241][ T1464] ? __pfx_call_usermodehelper_exec_async+0x10/0x10 [ 11.394276][ T1464] ret_from_fork_asm+0x1a/0x30 [ 11.394316][ T1464] [ 11.394324][ T1464] [ 11.394337][ T1464] Allocated by task 1463: [ 11.394348][ T1464] kasan_save_track+0x3e/0x80 [ 11.394370][ T1464] __kasan_slab_alloc+0x6c/0x80 [ 11.394391][ T1464] kmem_cache_alloc_lru_noprof+0x347/0x6a0 [ 11.394411][ T1464] __d_alloc+0x37/0x6f0 [ 11.394433][ T1464] d_alloc_parallel+0xde/0x16c0 [ 11.394457][ T1464] __lookup_slow+0x82/0x2f0 [ 11.394478][ T1464] lookup_slow+0x53/0x70 [ 11.394498][ T1464] link_path_walk+0xd2a/0x1910 [ 11.394519][ T1464] path_openat+0x23c/0x3850 [ 11.394542][ T1464] do_file_open+0x23e/0x4a0 [ 11.394565][ T1464] do_open_execat+0x12b/0x590 [ 11.394587][ T1464] alloc_bprm+0x24/0x640 [ 11.394610][ T1464] kernel_execve+0x85/0x9c0 [ 11.394632][ T1464] call_usermodehelper_exec_async+0x212/0x360 [ 11.394661][ T1464] ret_from_fork+0x514/0xb70 [ 11.394683][ T1464] ret_from_fork_asm+0x1a/0x30 [ 11.394709][ T1464] [ 11.394714][ T1464] Freed by task 21: [ 11.394723][ T1464] kasan_save_track+0x3e/0x80 [ 11.394742][ T1464] kasan_save_free_info+0x40/0x50 [ 11.394767][ T1464] __kasan_slab_free+0x5c/0x80 [ 11.394786][ T1464] kmem_cache_free+0x187/0x6c0 [ 11.394827][ T1464] rcu_cpu_kthread+0x950/0x1480 [ 11.394856][ T1464] smpboot_thread_fn+0x57c/0xa80 [ 11.394878][ T1464] kthread+0x388/0x470 [ 11.394901][ T1464] ret_from_fork+0x514/0xb70 [ 11.394924][ T1464] ret_from_fork_asm+0x1a/0x30 [ 11.394951][ T1464] [ 11.394956][ T1464] Last potentially related work creation: [ 11.394963][ T1464] kasan_save_stack+0x3e/0x60 [ 11.394988][ T1464] kasan_record_aux_stack+0xbd/0xd0 [ 11.395016][ T1464] call_rcu+0xee/0x8b0 [ 11.395033][ T1464] dentry_kill+0x4d3/0x880 [ 11.395061][ T1464] finish_dput+0x1a/0x260 [ 11.395081][ T1464] step_into_slowpath+0x4cc/0x820 [ 11.395102][ T1464] link_path_walk+0xd5e/0x1910 [ 11.395122][ T1464] path_openat+0x23c/0x3850 [ 11.395147][ T1464] do_file_open+0x23e/0x4a0 [ 11.395171][ T1464] do_open_execat+0x12b/0x590 [ 11.395193][ T1464] alloc_bprm+0x24/0x640 [ 11.395216][ T1464] kernel_execve+0x85/0x9c0 [ 11.395240][ T1464] call_usermodehelper_exec_async+0x212/0x360 [ 11.395270][ T1464] ret_from_fork+0x514/0xb70 [ 11.395293][ T1464] ret_from_fork_asm+0x1a/0x30 [ 11.395320][ T1464] [ 11.395324][ T1464] The buggy address belongs to the object at ffff8880232c5130 [ 11.395324][ T1464] which belongs to the cache dentry of size 376 [ 11.395342][ T1464] The buggy address is located 208 bytes inside of [ 11.395342][ T1464] freed 376-byte region [ffff8880232c5130, ffff8880232c52a8) [ 11.395362][ T1464] [ 11.395367][ T1464] The buggy address belongs to the physical page: [ 11.395388][ T1464] page: refcount:0 mapcount:0 mapping:0000000000000000 index:0x0 pfn:0x232c4 [ 11.395414][ T1464] head: order:1 mapcount:0 entire_mapcount:0 nr_pages_mapped:0 pincount:0 [ 11.395430][ T1464] flags: 0x80000000000040(head|node=0|zone=1) [ 11.395450][ T1464] page_type: f5(slab) [ 11.395469][ T1464] raw: 0080000000000040 ffff88801be88500 dead000000000122 0000000000000000 [ 11.395488][ T1464] raw: 0000000000000000 0000000800120012 00000000f5000000 0000000000000000 [ 11.395507][ T1464] head: 0080000000000040 ffff88801be88500 dead000000000122 0000000000000000 [ 11.395525][ T1464] head: 0000000000000000 0000000800120012 00000000f5000000 0000000000000000 [ 11.395544][ T1464] head: 0080000000000001 ffffffffffffff81 00000000ffffffff 00000000ffffffff [ 11.395561][ T1464] head: 0000000000000000 0000000000000000 00000000ffffffff 0000000000000002 [ 11.395572][ T1464] page dumped because: kasan: bad access detected [ 11.395586][ T1464] page_owner tracks the page as allocated [ 11.395594][ T1464] 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 1447, tgid 1447 (kworker/u8:10), ts 11188838768, free_ts 0 [ 11.395634][ T1464] post_alloc_hook+0x1f9/0x250 [ 11.395654][ T1464] get_page_from_freelist+0x2639/0x26b0 [ 11.395679][ T1464] __alloc_frozen_pages_noprof+0x18d/0x380 [ 11.395704][ T1464] allocate_slab+0x79/0x5e0 [ 11.395731][ T1464] refill_objects+0x2d8/0x350 [ 11.395757][ T1464] __pcs_replace_empty_main+0x330/0x690 [ 11.395782][ T1464] kmem_cache_alloc_lru_noprof+0x45e/0x6a0 [ 11.395801][ T1464] __d_alloc+0x37/0x6f0 [ 11.395821][ T1464] d_alloc_parallel+0xde/0x16c0 [ 11.395844][ T1464] __lookup_slow+0x82/0x2f0 [ 11.395863][ T1464] lookup_slow+0x53/0x70 [ 11.395882][ T1464] link_path_walk+0xd2a/0x1910 [ 11.395901][ T1464] path_openat+0x23c/0x3850 [ 11.395924][ T1464] do_file_open+0x23e/0x4a0 [ 11.395946][ T1464] do_open_execat+0x12b/0x590 [ 11.395966][ T1464] alloc_bprm+0x24/0x640 [ 11.395996][ T1464] page_owner free stack trace missing [ 11.396002][ T1464] [ 11.396007][ T1464] Memory state around the buggy address: [ 11.396018][ T1464] ffff8880232c5100: fc fc fc fc fc fc fa fb fb fb fb fb fb fb fb fb [ 11.396032][ T1464] ffff8880232c5180: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb [ 11.396046][ T1464] >ffff8880232c5200: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb [ 11.396055][ T1464] ^ [ 11.396065][ T1464] ffff8880232c5280: fb fb fb fb fb fc fc fc fc fc fc fc fc fa fb fb [ 11.396078][ T1464] ffff8880232c5300: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb [ 11.396088][ T1464] ================================================================== [ 11.396103][ T1464] Kernel panic - not syncing: KASAN: panic_on_warn set ... [ 11.396122][ T1464] CPU: 1 UID: 0 PID: 1464 Comm: kworker/u8:7 Not tainted syzkaller #0 PREEMPT_{RT,(full)} [ 11.396144][ T1464] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/09/2026 [ 11.396155][ T1464] Call Trace: [ 11.396163][ T1464] [ 11.396171][ T1464] vpanic+0x56c/0xa60 [ 11.396203][ T1464] ? __pfx_vpanic+0x10/0x10 [ 11.396236][ T1464] panic+0xc5/0xd0 [ 11.396265][ T1464] ? __pfx_panic+0x10/0x10 [ 11.396279][ T1464] ? _raw_spin_lock_irqsave+0x40/0x60 [ 11.396279][ T1464] ? rcu_is_watching+0x15/0xb0 [ 11.396279][ T1464] ? _raw_spin_lock_irqsave+0x40/0x60 [ 11.396279][ T1464] ? _raw_spin_lock_irqsave+0x40/0x60 [ 11.396279][ T1464] check_panic_on_warn+0x89/0xb0 [ 11.396279][ T1464] ? _raw_spin_lock_irqsave+0x40/0x60 [ 11.396279][ T1464] end_report+0x73/0x170 [ 11.396279][ T1464] ? _raw_spin_lock_irqsave+0x40/0x60 [ 11.396279][ T1464] kasan_report+0x128/0x150 [ 11.396279][ T1464] ? _raw_spin_lock_irqsave+0x40/0x60 [ 11.396279][ T1464] ? rt_mutex_slowunlock+0xbf/0xa20 [ 11.396279][ T1464] __kasan_check_byte+0x2a/0x40 [ 11.396279][ T1464] lock_acquire+0x84/0x350 [ 11.396279][ T1464] ? rcu_is_watching+0x15/0xb0 [ 11.396279][ T1464] _raw_spin_lock_irqsave+0x40/0x60 [ 11.396279][ T1464] ? rt_mutex_slowunlock+0xbf/0xa20 [ 11.396279][ T1464] rt_mutex_slowunlock+0xbf/0xa20 [ 11.396279][ T1464] ? __pfx_rt_mutex_slowunlock+0x10/0x10 [ 11.396279][ T1464] ? __rcu_read_unlock+0x83/0xe0 [ 11.396279][ T1464] ? rt_spin_unlock+0x160/0x200 [ 11.396279][ T1464] d_alloc_parallel+0x10c0/0x16c0 [ 11.396279][ T1464] ? d_alloc_parallel+0x3cf/0x16c0 [ 11.396279][ T1464] ? __pfx_d_alloc_parallel+0x10/0x10 [ 11.396279][ T1464] ? down_read+0x156/0x200 [ 11.396279][ T1464] ? __pfx_down_read+0x10/0x10 [ 11.396279][ T1464] __lookup_slow+0x82/0x2f0 [ 11.396279][ T1464] lookup_slow+0x53/0x70 [ 11.396279][ T1464] link_path_walk+0xd2a/0x1910 [ 11.396279][ T1464] path_openat+0x23c/0x3850 [ 11.396279][ T1464] ? __pfx_stack_trace_consume_entry+0x10/0x10 [ 11.396279][ T1464] ? arch_stack_walk+0x11b/0x150 [ 11.396279][ T1464] ? ret_from_fork_asm+0x1a/0x30 [ 11.396279][ T1464] do_file_open+0x23e/0x4a0 [ 11.396279][ T1464] ? kasan_save_track+0x3e/0x80 [ 11.396279][ T1464] ? __kasan_slab_alloc+0x6c/0x80 [ 11.396279][ T1464] ? kmem_cache_alloc_noprof+0x348/0x6b0 [ 11.396279][ T1464] ? __pfx_do_file_open+0x10/0x10 [ 11.396279][ T1464] ? do_open_execat+0xad/0x590 [ 11.396279][ T1464] do_open_execat+0x12b/0x590 [ 11.396279][ T1464] ? rcu_is_watching+0x15/0xb0 [ 11.396279][ T1464] ? __pfx_do_open_execat+0x10/0x10 [ 11.396279][ T1464] ? kmem_cache_alloc_noprof+0x3b0/0x6b0 [ 11.396279][ T1464] ? do_getname_kernel+0x54/0x230 [ 11.396279][ T1464] ? do_getname_kernel+0x97/0x230 [ 11.396279][ T1464] alloc_bprm+0x24/0x640 [ 11.396279][ T1464] kernel_execve+0x85/0x9c0 [ 11.396279][ T1464] call_usermodehelper_exec_async+0x212/0x360 [ 11.396279][ T1464] ? __pfx_call_usermodehelper_exec_async+0x10/0x10 [ 11.396279][ T1464] ret_from_fork+0x514/0xb70 [ 11.396279][ T1464] ? __pfx_ret_from_fork+0x10/0x10 [ 11.396279][ T1464] ? __switch_to+0xc89/0x1420 [ 11.396279][ T1464] ? __pfx_call_usermodehelper_exec_async+0x10/0x10 [ 11.396279][ T1464] ret_from_fork_asm+0x1a/0x30 [ 11.396279][ T1464] [ 11.396279][ T1464] Kernel Offset: disabled