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@10.128.0.233" "pwd"]: exit status 255 ssh: connect to host 10.128.0.233 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 a4517be1-d3be-1ee1-b948-812d9f5f6b9e found virtio-scsi at 0:3 virtio-scsi vendor='Google' product='PersistentDisk' rev='1' type=0 removable=0 virtio-scsi blksize=512 sectors=4194304 = 2048 MiB drive 0x000f25d0: PCHS=0/0/0 translation=lba LCHS=520/128/63 s=4194304 Sending Seabios boot VM event. Booting from Hard Disk 0... [ 0.000000][ T0] Linux version syzkaller (syzkaller@syzkaller) (Debian clang version 21.1.8 (++20251221033036+2078da43e25a-1~exp1~20251221153213.50), Debian LLD 21.1.8) #0 SMP PREEMPT_RT now [ 0.000000][ T0] Command line: BOOT_IMAGE=/boot/bzImage root=/dev/sda1 console=ttyS0 [ 0.000000][ T0] KERNEL supported cpus: [ 0.000000][ T0] Intel GenuineIntel [ 0.000000][ T0] AMD AuthenticAMD [ 0.000000][ T0] x86/CPU: Model not found in latest microcode list [ 0.000000][ T0] BIOS-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 [ 0.000006][ T0] kvm-clock: using sched offset of 9456114275 cycles [ 0.000014][ T0] clocksource: kvm-clock: mask: 0xffffffffffffffff max_cycles: 0x1cd42e4dffb, max_idle_ns: 881590591483 ns [ 0.000035][ T0] tsc: Detected 2200.236 MHz processor [ 0.003942][ T0] last_pfn = 0x240000 max_arch_pserialport: Connected to syzkaller.us-central1-b.ci-upstream-rust-kasan-gce-3 port 1 (session ID: 855628bad45036d1b91c0acb29379e699064ef918b38293886007667d05b8c2a, active connections: 1). fn = 0x400000000 [ 0.003996][ T0] MTRR map: 4 entries (3 fixed + 1 variable; max 19), built from 8 variable MTRRs [ 0.004009][ T0] x86/PAT: Configuration [0-7]: WB WC UC- UC WB WP UC- WT [ 0.004074][ T0] last_pfn = 0xbfffd max_arch_pfn = 0x400000000 [ 0.009032][ T0] found SMP MP-table at [mem 0x000f2890-0x000f289f] [ 0.009060][ T0] Using GB pages for direct mapping [ 0.012781][ T0] ACPI: Early table checksum verification disabled [ 0.012813][ T0] ACPI: RSDP 0x00000000000F2610 000014 (v00 Google) [ 0.012831][ T0] ACPI: RSDT 0x00000000BFFFFFB0 000038 (v01 Google GOOGRSDT 00000001 GOOG 00000001) [ 0.012855][ T0] ACPI: FACP 0x00000000BFFFF370 0000F4 (v02 Google GOOGFACP 00000001 GOOG 00000001) [ 0.012880][ T0] ACPI: DSDT 0x00000000BFFFD900 001A64 (v01 Google GOOGDSDT 00000001 GOOG 00000001) [ 0.012901][ T0] ACPI: FACS 0x00000000BFFFD8C0 000040 [ 0.012916][ T0] ACPI: FACS 0x00000000BFFFD8C0 000040 [ 0.012931][ T0] ACPI: SRAT 0x00000000BFFFFEA0 0000C8 (v03 Google GOOGSRAT 00000001 GOOG 00000001) [ 0.012950][ T0] ACPI: APIC 0x00000000BFFFFDF0 000076 (v05 Google GOOGAPIC 00000001 GOOG 00000001) [ 0.012969][ T0] ACPI: SSDT 0x00000000BFFFF470 000980 (v01 Google GOOGSSDT 00000001 GOOG 00000001) [ 0.012988][ T0] ACPI: WAET 0x00000000BFFFFE70 000028 (v01 Google GOOGWAET 00000001 GOOG 00000001) [ 0.013004][ T0] ACPI: Reserving FACP table memory at [mem 0xbffff370-0xbffff463] [ 0.013013][ T0] ACPI: Reserving DSDT table memory at [mem 0xbfffd900-0xbffff363] [ 0.013020][ T0] ACPI: Reserving FACS table memory at [mem 0xbfffd8c0-0xbfffd8ff] [ 0.013027][ T0] ACPI: Reserving FACS table memory at [mem 0xbfffd8c0-0xbfffd8ff] [ 0.013034][ T0] ACPI: Reserving SRAT table memory at [mem 0xbffffea0-0xbfffff67] [ 0.013042][ T0] ACPI: Reserving APIC table memory at [mem 0xbffffdf0-0xbffffe65] [ 0.013049][ T0] ACPI: Reserving SSDT table memory at [mem 0xbffff470-0xbffffdef] [ 0.013056][ T0] ACPI: Reserving WAET table memory at [mem 0xbffffe70-0xbffffe97] [ 0.013175][ T0] ACPI: SRAT: Node 0 PXM 0 [mem 0x00000000-0x0009ffff] [ 0.013186][ T0] ACPI: SRAT: Node 0 PXM 0 [mem 0x00100000-0xbfffffff] [ 0.013195][ T0] ACPI: SRAT: Node 0 PXM 0 [mem 0x100000000-0x23fffffff] [ 0.013207][ T0] NUMA: Node 0 [mem 0x00001000-0x0009ffff] + [mem 0x00100000-0xbfffffff] -> [mem 0x00001000-0xbfffffff] [ 0.013220][ T0] NUMA: Node 0 [mem 0x00001000-0xbfffffff] + [mem 0x100000000-0x23fffffff] -> [mem 0x00001000-0x23fffffff] [ 0.013244][ T0] Faking node 0 at [mem 0x0000000000001000-0x0000000140000fff] (5120MB) [ 0.013252][ T0] Faking node 1 at [mem 0x0000000140001000-0x000000023fffffff] (4095MB) [ 0.013336][ T0] NODE_DATA(0) allocated [mem 0x13fffac80-0x140000fff] [ 0.014084][ T0] NODE_DATA(1) allocated [mem 0x23fff6c80-0x23fffcfff] [ 0.299486][ T0] KernelAddressSanitizer initialized (generic) [ 0.300012][ T0] ACPI: PM-Timer IO Port: 0xb008 [ 0.300047][ T0] ACPI: LAPIC_NMI (acpi_id[0xff] dfl dfl lint[0x1]) [ 0.300150][ T0] IOAPIC[0]: apic_id 0, version 17, address 0xfec00000, GSI 0-23 [ 0.300165][ T0] ACPI: INT_SRC_OVR (bus 0 bus_irq 5 global_irq 5 high level) [ 0.300174][ T0] ACPI: INT_SRC_OVR (bus 0 bus_irq 9 global_irq 9 high level) [ 0.300182][ T0] ACPI: INT_SRC_OVR (bus 0 bus_irq 10 global_irq 10 high level) [ 0.300191][ T0] ACPI: INT_SRC_OVR (bus 0 bus_irq 11 global_irq 11 high level) [ 0.300211][ T0] ACPI: Using ACPI (MADT) for SMP configuration information [ 0.300222][ T0] CPU topo: Max. logical packages: 1 [ 0.300226][ T0] CPU topo: Max. logical nodes: 1 [ 0.300231][ T0] CPU topo: Num. nodes per package: 1 [ 0.300240][ T0] CPU topo: Max. logical dies: 1 [ 0.300244][ T0] CPU topo: Max. dies per package: 1 [ 0.300257][ T0] CPU topo: Max. threads per core: 2 [ 0.300262][ T0] CPU topo: Num. cores per package: 1 [ 0.300266][ T0] CPU topo: Num. threads per package: 2 [ 0.300270][ T0] CPU topo: Allowing 2 present CPUs plus 0 hotplug CPUs [ 0.300376][ T0] PM: hibernation: Registered nosave memory: [mem 0x00000000-0x00000fff] [ 0.300386][ T0] PM: hibernation: Registered nosave memory: [mem 0x0009f000-0x000fffff] [ 0.300395][ T0] PM: hibernation: Registered nosave memory: [mem 0xbfffd000-0xffffffff] [ 0.300418][ T0] [gap 0xc0000000-0xfffbbfff] available for PCI devices [ 0.300425][ T0] Booting paravirtualized kernel on KVM [ 0.300437][ T0] clocksource: refined-jiffies: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 19112604462750000 ns [ 0.430719][ T0] Zone ranges: [ 0.430728][ T0] DMA [mem 0x0000000000001000-0x0000000000ffffff] [ 0.430741][ T0] DMA32 [mem 0x0000000001000000-0x00000000ffffffff] [ 0.430750][ T0] Normal [mem 0x0000000100000000-0x000000023fffffff] [ 0.430758][ T0] Device empty [ 0.430763][ T0] Movable zone start for each node [ 0.430767][ T0] Early memory node ranges [ 0.430770][ T0] node 0: [mem 0x0000000000001000-0x000000000009efff] [ 0.430778][ T0] node 0: [mem 0x0000000000100000-0x00000000bfffcfff] [ 0.430786][ T0] node 0: [mem 0x0000000100000000-0x0000000140000fff] [ 0.430793][ T0] node 1: [mem 0x0000000140001000-0x000000023fffffff] [ 0.430803][ T0] Initmem setup node 0 [mem 0x0000000000001000-0x0000000140000fff] [ 0.430820][ T0] Initmem setup node 1 [mem 0x0000000140001000-0x000000023fffffff] [ 0.430871][ T0] On node 0, zone DMA: 1 pages in unavailable ranges [ 0.431149][ T0] On node 0, zone DMA: 97 pages in unavailable ranges [ 0.502773][ T0] On node 0, zone Normal: 3 pages in unavailable ranges [ 0.574678][ T0] setup_percpu: NR_CPUS:8 nr_cpumask_bits:2 nr_cpu_ids:2 nr_node_ids:2 [ 0.575371][ T0] percpu: Embedded 72 pages/cpu s254408 r8192 d32312 u1048576 [ 0.575545][ T0] kvm-guest: PV spinlocks enabled [ 0.575556][ T0] PV qspinlock hash table entries: 256 (order: 0, 4096 bytes, linear) [ 0.575576][ 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 \ [ 0.575608][ T0] Kernel command line: comedi.comedi_num_legacy_minors=4 panic_on_warn=1 BOOT_IMAGE=/boot/bzImage root=/dev/sda1 console=ttyS0 [ 0.580301][ T0] Unknown kernel command line parameters "nbds_max=32", will be passed to user space. [ 0.580393][ T0] random: crng init done [ 0.580398][ T0] printk: log buffer data + meta data: 262144 + 917504 = 1179648 bytes [ 0.580613][ T0] software IO TLB: area num 2. [ 0.607168][ T0] Fallback order for Node 0: 0 1 [ 0.607189][ T0] Fallback order for Node 1: 1 0 [ 0.607204][ T0] Built 2 zonelists, mobility grouping on. Total pages: 2097051 [ 0.607212][ T0] Policy zone: Normal [ 0.607864][ T0] mem auto-init: stack:all(zero), heap alloc:on, heap free:off [ 0.607874][ T0] stackdepot: allocating hash table via alloc_large_system_hash [ 0.607885][ T0] stackdepot hash table entries: 1048576 (order: 12, 16777216 bytes, linear) [ 0.612033][ T0] stackdepot: allocating space for 8192 stack pools via memblock [ 1.272762][ T0] ********************************************************** [ 1.272773][ T0] ** NOTICE NOTICE NOTICE NOTICE NOTICE NOTICE NOTICE ** [ 1.272778][ T0] ** ** [ 1.272782][ T0] ** This system shows unhashed kernel memory addresses ** [ 1.272786][ T0] ** via the console, logs, and other interfaces. This ** [ 1.272790][ T0] ** might reduce the security of your system. ** [ 1.272794][ T0] ** ** [ 1.272798][ T0] ** If you see this message and you are not debugging ** [ 1.272802][ T0] ** the kernel, report this immediately to your system ** [ 1.272806][ T0] ** administrator! ** [ 1.272810][ T0] ** ** [ 1.272814][ T0] ** Use hash_pointers=always to force this mode off ** [ 1.272817][ T0] ** ** [ 1.272821][ T0] ** NOTICE NOTICE NOTICE NOTICE NOTICE NOTICE NOTICE ** [ 1.272825][ T0] ********************************************************** [ 1.276276][ T0] SLUB: HWalign=64, Order=0-3, MinObjects=0, CPUs=2, Nodes=2 [ 1.404398][ T0] allocated 167772160 bytes of page_ext [ 1.404437][ T0] Node 0, zone DMA: page owner found early allocated 0 pages [ 1.418907][ T0] Node 0, zone DMA32: page owner found early allocated 21120 pages [ 1.423768][ T0] Node 0, zone Normal: page owner found early allocated 131 pages [ 1.435363][ T0] Node 1, zone Normal: page owner found early allocated 19848 pages [ 1.435868][ T0] Kernel/User page tables isolation: enabled [ 1.438091][ T0] Dynamic Preempt: full [ 1.439626][ T0] Running RCU self tests [ 1.439632][ T0] Running RCU synchronous self tests [ 1.439637][ T0] rcu: Preemptible hierarchical RCU implementation. [ 1.439641][ T0] rcu: RCU lockdep checking is enabled. [ 1.439645][ T0] rcu: RCU restricting CPUs from NR_CPUS=8 to nr_cpu_ids=2. [ 1.439651][ T0] rcu: RCU priority boosting: priority 1 delay 500 ms. [ 1.439658][ T0] rcu: RCU callback double-/use-after-free debug is enabled. [ 1.439662][ T0] rcu: RCU_SOFTIRQ processing moved to rcuc kthreads. [ 1.439666][ T0] rcu: RCU debug extended QS entry/exit. [ 1.439669][ T0] No expedited grace period (rcu_normal_after_boot). [ 1.439673][ T0] Trampoline variant of Tasks RCU enabled. [ 1.439677][ T0] Tracing variant of Tasks RCU enabled. [ 1.439681][ T0] rcu: RCU calculated value of scheduler-enlistment delay is 10 jiffies. [ 1.439686][ T0] rcu: Adjusting geometry for rcu_fanout_leaf=16, nr_cpu_ids=2 [ 1.439859][ T0] Running RCU synchronous self tests [ 1.439895][ T0] RCU Tasks: Setting shift to 1 and lim to 1 rcu_task_cb_adjust=1 rcu_task_cpu_ids=2. [ 1.617470][ T0] NR_IRQS: 4352, nr_irqs: 440, preallocated irqs: 16 [ 1.618602][ T0] rcu: srcu_init: Setting srcu_struct sizes based on contention. [ 1.619405][ T0] kfence: initialized - using 2097152 bytes for 255 objects at 0xffff88823be00000-0xffff88823c000000 [ 1.620933][ T0] Console: colour VGA+ 80x25 [ 1.798114][ T0] printk: legacy console [ttyS0] enabled [ 1.798125][ T0] printk: legacy bootconsole [earlyser0] disabled [ 1.798209][ T0] Lock dependency validator: Copyright (c) 2006 Red Hat, Inc., Ingo Molnar [ 1.798214][ T0] ... MAX_LOCKDEP_SUBCLASSES: 8 [ 1.798218][ T0] ... MAX_LOCK_DEPTH: 48 [ 1.798223][ T0] ... MAX_LOCKDEP_KEYS: 8192 [ 1.798227][ T0] ... CLASSHASH_SIZE: 4096 [ 1.798232][ T0] ... MAX_LOCKDEP_ENTRIES: 1048576 [ 1.798236][ T0] ... MAX_LOCKDEP_CHAINS: 1048576 [ 1.798240][ T0] ... CHAINHASH_SIZE: 524288 [ 1.798245][ T0] memory used by lock dependency info: 106625 kB [ 1.798250][ T0] memory used for stack traces: 8320 kB [ 1.798254][ T0] per task-struct memory footprint: 1920 bytes [ 1.798605][ T0] ACPI: Core revision 20260408 [ 1.800053][ T0] APIC: Switch to symmetric I/O mode setup [ 1.800550][ T0] x2apic enabled [ 1.804349][ T0] APIC: Switched APIC routing to: physical x2apic [ 1.812999][ T0] ..TIMER: vector=0x30 apic1=0 pin1=0 apic2=-1 pin2=-1 [ 1.814151][ T0] clocksource: tsc-early: mask: 0xffffffffffffffff max_cycles: 0x1fb711f4549, max_idle_ns: 440795294581 ns [ 1.814203][ T0] Calibrating delay loop (skipped) preset value.. 4400.47 BogoMIPS (lpj=22002360) [ 1.814928][ T0] Last level iTLB entries: 4KB 64, 2MB 8, 4MB 8 [ 1.814934][ T0] Last level dTLB entries: 4KB 64, 2MB 32, 4MB 32, 1GB 4 [ 1.814994][ T0] mitigations: Enabled attack vectors: user_kernel, user_user, guest_host, guest_guest, SMT mitigations: auto [ 1.815013][ T0] Speculative Store Bypass: Mitigation: Speculative Store Bypass disabled via prctl [ 1.815020][ T0] Spectre V2 : Mitigation: IBRS [ 1.815024][ T0] RETBleed: Mitigation: IBRS [ 1.815027][ T0] ITS: Mitigation: Aligned branch/return thunks [ 1.815032][ T0] Spectre V2 : User space: Mitigation: STIBP via prctl [ 1.815036][ T0] MDS: Mitigation: Clear CPU buffers [ 1.815039][ T0] TAA: Mitigation: Clear CPU buffers [ 1.815043][ T0] MMIO Stale Data: Vulnerable: Clear CPU buffers attempted, no microcode [ 1.815048][ T0] Spectre V1 : Mitigation: usercopy/swapgs barriers and __user pointer sanitization [ 1.815056][ T0] Spectre V2 : Spectre v2 / SpectreRSB: Filling RSB on context switch and VMEXIT [ 1.815072][ T0] Spectre V2 : mitigation: Enabling conditional Indirect Branch Prediction Barrier [ 1.815111][ T0] active return thunk: its_return_thunk [ 1.815129][ T0] Spectre V2 : Spectre BHI mitigation: SW BHB clearing on syscall and VM exit [ 1.815181][ T0] x86/fpu: Supporting XSAVE feature 0x001: 'x87 floating point registers' [ 1.815187][ T0] x86/fpu: Supporting XSAVE feature 0x002: 'SSE registers' [ 1.815192][ T0] x86/fpu: Supporting XSAVE feature 0x004: 'AVX registers' [ 1.815198][ T0] x86/fpu: xstate_offset[2]: 576, xstate_sizes[2]: 256 [ 1.815206][ T0] x86/fpu: Enabled xstate features 0x7, context size is 832 bytes, using 'standard' format. [ 2.084731][ T0] pid_max: default: 32768 minimum: 301 [ 2.086351][ T0] landlock: Up and running. [ 2.086357][ T0] Yama: becoming mindful. [ 2.086762][ T0] TOMOYO Linux initialized [ 2.087927][ T0] AppArmor: AppArmor initialized [ 2.090258][ T0] LSM support for eBPF active [ 2.096605][ T0] Dentry cache hash table entries: 1048576 (order: 11, 8388608 bytes, vmalloc hugepage) [ 2.099406][ T0] Inode-cache hash table entries: 524288 (order: 10, 4194304 bytes, vmalloc hugepage) [ 2.099800][ T0] Mount-cache hash table entries: 16384 (order: 5, 131072 bytes, vmalloc) [ 2.099969][ T0] Mountpoint-cache hash table entries: 16384 (order: 5, 131072 bytes, vmalloc) [ 2.102274][ T0] VFS: Finished mounting rootfs on nullfs [ 2.106860][ T0] Running RCU synchronous self tests [ 2.106872][ T0] Running RCU synchronous self tests [ 2.228107][ T1] smpboot: CPU0: Intel(R) Xeon(R) CPU @ 2.20GHz (family: 0x6, model: 0x4f, stepping: 0x0) [ 2.232516][ T1] Performance Events: unsupported CPU family 6 model 79 no PMU driver, software events only. [ 2.232645][ T1] signal: max sigframe size: 1776 [ 2.244267][ T1] rcu: Hierarchical SRCU implementation. [ 2.244275][ T1] rcu: Max phase no-delay instances is 1000. [ 2.284743][ T1] Timer migration: 1 hierarchy levels; 8 children per group; 0 crossnode level [ 2.368136][ T1] NMI watchdog: Perf NMI watchdog permanently disabled [ 2.375706][ T1] smp: Bringing up secondary CPUs ... [ 2.379567][ T1] smpboot: x86: Booting SMP configuration: [ 2.379576][ T1] .... node #0, CPUs: #1 [ 2.379964][ 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. [ 2.379964][ 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. [ 2.379964][ 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. [ 2.379964][ T1] smp: Brought up 2 nodes, 2 CPUs [ 2.379964][ T1] smpboot: Total of 2 processors activated (8800.94 BogoMIPS) [ 2.385389][ T1] Memory: 6461000K/8388204K available (168104K kernel code, 29786K rwdata, 41304K rodata, 25584K init, 129260K bss, 1738832K reserved, 0K cma-reserved) [ 2.388218][ T1] devtmpfs: initialized [ 2.389535][ T1] x86/mm: Memory block size: 128MB [ 2.468218][ T1] Running RCU synchronous self tests [ 2.468277][ T1] Running RCU synchronous self tests [ 2.468442][ T1] Running RCU Tasks wait API self tests [ 2.468442][ T1] Running RCU Tasks Trace wait API self tests [ 2.468442][ T1] clocksource: jiffies: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 19112604462750000 ns [ 2.468442][ T1] posixtimers hash table entries: 1024 (order: 6, 139264 bytes, vmalloc) [ 2.468442][ T1] futex hash table entries: 256 (49152 bytes on 2 NUMA nodes, total 96 KiB, linear). [ 2.468891][ T1] xor: automatically using best checksumming function avx [ 2.477689][ T1] PM: RTC time: 07:33:41, date: 2026-06-22 [ 2.489214][ T1] NET: Registered PF_NETLINK/PF_ROUTE protocol family [ 2.505483][ T1] audit: initializing netlink subsys (disabled) [ 2.505706][ T38] audit: type=2000 audit(1782113621.568:1): state=initialized audit_enabled=0 res=1 [ 2.508052][ T1] thermal_sys: Registered thermal governor 'step_wise' [ 2.508052][ T1] cpuidle: using governor menu [ 2.508052][ T1] NET: Registered PF_QIPCRTR protocol family [ 2.520777][ T10] Callback from call_rcu_tasks_trace() invoked. [ 2.522038][ T1] Freeing SMP alternatives memory: 128K [ 2.524233][ T1] dca service started, version 1.12.1 [ 2.524233][ T1] PCI: Using configuration type 1 for base access [ 2.581670][ T1] HugeTLB: registered 1.00 GiB page size, pre-allocated 0 pages [ 2.581670][ T1] HugeTLB: 16380 KiB vmemmap can be freed for a 1.00 GiB page [ 2.581670][ T1] HugeTLB: registered 2.00 MiB page size, pre-allocated 0 pages [ 2.581670][ T1] HugeTLB: 28 KiB vmemmap can be freed for a 2.00 MiB page [ 2.608041][ T1] raid6: using avx2x2 recovery algorithm [ 2.608041][ T1] raid6: skipped pq benchmark and selected avx2x4 [ 2.612015][ T1] ACPI: Added _OSI(Module Device) [ 2.612028][ T1] ACPI: Added _OSI(Processor Device) [ 2.612035][ T1] ACPI: Added _OSI(Processor Aggregator Device) [ 2.847419][ T1] ACPI: 2 ACPI AML tables successfully acquired and loaded [ 2.927407][ T1] ACPI: \_SB_: platform _OSC: OS support mask [000e7eee] [ 2.955486][ T1] ACPI: Interpreter enabled [ 2.956367][ T1] ACPI: PM: (supports S0 S3 S4 S5) [ 2.956438][ T1] ACPI: Using IOAPIC for interrupt routing [ 2.957084][ T1] PCI: Using host bridge windows from ACPI; if necessary, use "pci=nocrs" and report a bug [ 2.957096][ T1] PCI: Ignoring E820 reservations for host bridge windows [ 2.970510][ T1] ACPI: Enabled 16 GPEs in block 00 to 0F [ 3.308306][ T1] ACPI: PCI Root Bridge [PCI0] (domain 0000 [bus 00-ff]) [ 3.308432][ T1] acpi PNP0A03:00: _OSC: OS supports [ASPM ClockPM Segments MSI HPX-Type3] [ 3.308453][ T1] acpi PNP0A03:00: _OSC: not requesting OS control; OS requires [ExtendedConfig ASPM ClockPM MSI] [ 3.308848][ T1] acpi PNP0A03:00: _OSC: platform retains control of PCIe features (AE_ERROR) [ 3.309705][ T1] acpi PNP0A03:00: fail to add MMCONFIG information, can't access extended configuration space under this bridge [ 3.346757][ T1] PCI host bridge to bus 0000:00 [ 3.346774][ T1] pci_bus 0000:00: Unknown NUMA node; performance will be reduced [ 3.347340][ T1] pci_bus 0000:00: root bus resource [io 0x0000-0x0cf7 window] [ 3.347380][ T1] pci_bus 0000:00: root bus resource [io 0x0d00-0xffff window] [ 3.347421][ T1] pci_bus 0000:00: root bus resource [mem 0x000a0000-0x000bffff window] [ 3.347458][ T1] pci_bus 0000:00: root bus resource [mem 0xc0000000-0xfebfefff window] [ 3.347501][ T1] pci_bus 0000:00: root bus resource [bus 00-ff] [ 3.348175][ T1] pci 0000:00:00.0: [8086:1237] type 00 class 0x060000 conventional PCI endpoint [ 3.352759][ T1] pci 0000:00:01.0: [8086:7110] type 00 class 0x060100 conventional PCI endpoint [ 3.379277][ T1] pci 0000:00:01.3: [8086:7113] type 00 class 0x068000 conventional PCI endpoint [ 3.386697][ T1] pci 0000:00:01.3: quirk: [io 0xb000-0xb03f] claimed by PIIX4 ACPI [ 3.397129][ T1] pci 0000:00:03.0: [1af4:1004] type 00 class 0x000000 conventional PCI endpoint [ 3.400894][ T1] pci 0000:00:03.0: BAR 0 [io 0xc000-0xc03f] [ 3.400934][ T1] pci 0000:00:03.0: BAR 1 [mem 0xfe800000-0xfe80007f] [ 3.416138][ T1] pci 0000:00:04.0: [1af4:1000] type 00 class 0x020000 conventional PCI endpoint [ 3.420932][ T1] pci 0000:00:04.0: BAR 0 [io 0xc040-0xc07f] [ 3.420999][ T1] pci 0000:00:04.0: BAR 1 [mem 0xfe801000-0xfe80107f] [ 3.436131][ T1] pci 0000:00:05.0: [1ae0:a002] type 00 class 0x030000 conventional PCI endpoint [ 3.447500][ T1] pci 0000:00:05.0: BAR 0 [mem 0xfe000000-0xfe7fffff] [ 3.448319][ T1] pci 0000:00:05.0: Video device with shadowed ROM at [mem 0x000c0000-0x000dffff] [ 3.464293][ T1] pci 0000:00:06.0: [1af4:1002] type 00 class 0x00ff00 conventional PCI endpoint [ 3.469084][ T1] pci 0000:00:06.0: BAR 0 [io 0xc080-0xc09f] [ 3.480431][ T1] pci 0000:00:07.0: [1af4:1005] type 00 class 0x00ff00 conventional PCI endpoint [ 3.486809][ T1] pci 0000:00:07.0: BAR 0 [io 0xc0a0-0xc0bf] [ 3.486846][ T1] pci 0000:00:07.0: BAR 1 [mem 0xfe802000-0xfe80203f] [ 3.553358][ T1] ACPI: PCI: Interrupt link LNKA configured for IRQ 10 [ 3.565543][ T1] ACPI: PCI: Interrupt link LNKB configured for IRQ 10 [ 3.576844][ T1] ACPI: PCI: Interrupt link LNKC configured for IRQ 11 [ 3.587554][ T1] ACPI: PCI: Interrupt link LNKD configured for IRQ 11 [ 3.592619][ T1] ACPI: PCI: Interrupt link LNKS configured for IRQ 9 [ 3.633674][ T1] iommu: Default domain type: Translated [ 3.633674][ T1] iommu: DMA domain TLB invalidation policy: lazy mode [ 3.650217][ T1] SCSI subsystem initialized [ 3.656455][ T1] ACPI: bus type USB registered [ 3.657292][ T1] usbcore: registered new interface driver usbfs [ 3.657665][ T1] usbcore: registered new interface driver hub [ 3.657923][ T1] usbcore: registered new device driver usb [ 3.674543][ T1] mc: Linux media interface: v0.10 [ 3.674866][ T1] videodev: Linux video capture interface: v2.00 [ 3.675828][ T1] pps_core: LinuxPPS API ver. 1 registered [ 3.675835][ T1] pps_core: Software ver. 5.3.6 - Copyright 2005-2007 Rodolfo Giometti [ 3.676008][ T1] PTP clock support registered [ 3.677328][ T1] EDAC MC: Ver: 3.0.0 [ 3.696411][ T1] Advanced Linux Sound Architecture Driver Initialized. [ 3.711443][ T1] Bluetooth: Core ver 2.22 [ 3.711707][ T1] NET: Registered PF_BLUETOOTH protocol family [ 3.711713][ T1] Bluetooth: HCI device and connection manager initialized [ 3.711797][ T1] Bluetooth: HCI socket layer initialized [ 3.711818][ T1] Bluetooth: L2CAP socket layer initialized [ 3.711943][ T1] Bluetooth: SCO socket layer initialized [ 3.712036][ T1] NET: Registered PF_ATMPVC protocol family [ 3.712042][ T1] NET: Registered PF_ATMSVC protocol family [ 3.712449][ T1] NetLabel: Initializing [ 3.712453][ T1] NetLabel: domain hash size = 128 [ 3.712458][ T1] NetLabel: protocols = UNLABELED CIPSOv4 CALIPSO [ 3.712926][ T1] NetLabel: unlabeled traffic allowed by default [ 3.726089][ T1] nfc: nfc_init: NFC Core ver 0.1 [ 3.726745][ T1] NET: Registered PF_NFC protocol family [ 3.726957][ T1] mctp: management component transport protocol core [ 3.726967][ T1] NET: Registered PF_MCTP protocol family [ 3.727844][ T1] PCI: Using ACPI for IRQ routing [ 3.728152][ T1] e820: register RAM buffer resource [mem 0x0009fc00-0x0009ffff] [ 3.728247][ T1] e820: register RAM buffer resource [mem 0xbfffd000-0xbfffffff] [ 3.735050][ T1] pci 0000:00:05.0: vgaarb: setting as boot VGA device [ 3.735069][ T1] pci 0000:00:05.0: vgaarb: bridge control possible [ 3.735081][ T1] pci 0000:00:05.0: vgaarb: VGA device added: decodes=io+mem,owns=io+mem,locks=none [ 3.735116][ T1] vgaarb: loaded [ 3.754685][ T1] clocksource: Switched to clocksource kvm-clock [ 3.765331][ T1] VFS: Disk quotas dquot_6.6.0 [ 3.765891][ T1] VFS: Dquot-cache hash table entries: 512 (4096 bytes) [ 3.773937][ T1] netfs: FS-Cache loaded [ 3.786019][ T1] CacheFiles: Loaded [ 3.786919][ T1] TOMOYO: 2.6.0 [ 3.786925][ T1] Mandatory Access Control activated. [ 3.791697][ T1] AppArmor: AppArmor Filesystem Enabled [ 3.792419][ T1] pnp: PnP ACPI init [ 3.836016][ T1] pnp: PnP ACPI: found 6 devices [ 3.951879][ T1] clocksource: acpi_pm: mask: 0xffffff max_cycles: 0xffffff, max_idle_ns: 2085701024 ns [ 3.954311][ T1] NET: Registered PF_INET protocol family [ 3.959477][ T1] IP idents hash table entries: 131072 (order: 8, 1048576 bytes, vmalloc) [ 3.975069][ T1] tcp_listen_portaddr_hash hash table entries: 4096 (order: 8, 557056 bytes, vmalloc) [ 3.976172][ T1] Table-perturb hash table entries: 65536 (order: 6, 262144 bytes, vmalloc) [ 3.977171][ T1] TCP established hash table entries: 65536 (order: 7, 524288 bytes, vmalloc) [ 3.998068][ T1] TCP bind hash table entries: 65536 (order: 13, 17825792 bytes, vmalloc hugepage) [ 4.011473][ T1] TCP: Hash tables configured (established 65536 bind 65536) [ 4.015266][ T1] MPTCP token hash table entries: 8192 (order: 9, 1245184 bytes, vmalloc) [ 4.018602][ T1] UDP hash table entries: 4096 (order: 9, 1835008 bytes, vmalloc) [ 4.021662][ T1] NET: Registered PF_UNIX/PF_LOCAL protocol family [ 4.031565][ T1] RPC: Registered named UNIX socket transport module. [ 4.031582][ T1] RPC: Registered udp transport module. [ 4.031592][ T1] RPC: Registered tcp transport module. [ 4.031601][ T1] RPC: Registered tcp-with-tls transport module. [ 4.031611][ T1] RPC: Registered tcp NFSv4.1 backchannel transport module. [ 4.041662][ T1] NET: Registered PF_XDP protocol family [ 4.041957][ T1] pci_bus 0000:00: resource 4 [io 0x0000-0x0cf7 window] [ 4.041980][ T1] pci_bus 0000:00: resource 5 [io 0x0d00-0xffff window] [ 4.041997][ T1] pci_bus 0000:00: resource 6 [mem 0x000a0000-0x000bffff window] [ 4.042015][ T1] pci_bus 0000:00: resource 7 [mem 0xc0000000-0xfebfefff window] [ 4.044121][ T1] pci 0000:00:00.0: Limiting direct PCI/PCI transfers [ 4.044496][ T1] PCI: CLS 0 bytes, default 64 [ 4.054606][ T1] PCI-DMA: Using software bounce buffering for IO (SWIOTLB) [ 4.054623][ T1] software IO TLB: mapped [mem 0x00000000b4600000-0x00000000b8600000] (64MB) [ 4.061266][ T1] ACPI: bus type thunderbolt registered [ 4.078633][ T70] kworker/u8:2 (70) used greatest stack depth: 28152 bytes left [ 4.078845][ T1] RAPL PMU: API unit is 2^-32 Joules, 0 fixed counters, 10737418240 ms ovfl timer [ 4.078876][ T69] kworker/u8:1 (69) used greatest stack depth: 27520 bytes left [ 4.117352][ T1] kvm_amd: CPU 1 isn't AMD or Hygon [ 4.117386][ T1] clocksource: tsc: mask: 0xffffffffffffffff max_cycles: 0x1fb711f4549, max_idle_ns: 440795294581 ns [ 4.117987][ T1] clocksource: Switched to clocksource tsc [ 4.122758][ T73] kworker/u8:2 (73) used greatest stack depth: 27160 bytes left [ 4.172323][ T1] Initialise system trusted keyrings [ 4.177250][ T1] workingset: timestamp_bits=40 (anon: 35) max_order=21 bucket_order=0 (anon: 0) [ 4.191364][ T1] DLM installed [ 4.199716][ T1] squashfs: version 4.0 (2009/01/31) Phillip Lougher [ 4.212700][ T1] NFS: Registering the id_resolver key type [ 4.212859][ T1] Key type id_resolver registered [ 4.212872][ T1] Key type id_legacy registered [ 4.213213][ T1] nfs4filelayout_init: NFSv4 File Layout Driver Registering... [ 4.213405][ T1] nfs4flexfilelayout_init: NFSv4 Flexfile Layout Driver Registering... [ 4.220308][ T1] smbdirect: subsystem loading... [ 4.232927][ T1] smbdirect: subsystem loaded [ 4.263236][ T1] Key type cifs.spnego registered [ 4.263560][ T1] Key type cifs.idmap registered [ 4.269913][ T1] ntfs3: Enabled Linux POSIX ACLs support [ 4.269925][ T1] ntfs3: Read-only LZX/Xpress compression included [ 4.270422][ T1] efs: 1.0a - http://aeschi.ch.eu.org/efs/ [ 4.270602][ T1] jffs2: version 2.2. (NAND) (SUMMARY) © 2001-2006 Red Hat, Inc. [ 4.273565][ T1] romfs: ROMFS MTD (C) 2007 Red Hat, Inc. [ 4.273854][ T1] QNX4 filesystem 0.2.3 registered. [ 4.273982][ T1] qnx6: QNX6 filesystem 1.0.0 registered. [ 4.275277][ T1] fuse: init (API version 7.45) [ 4.284810][ T1] orangefs_debugfs_init: called with debug mask: :none: :0: [ 4.287259][ T1] orangefs_init: module version upstream loaded [ 4.288509][ T1] JFS: nTxBlock = 8192, nTxLock = 65536 [ 4.307149][ T1] SGI XFS with ACLs, security attributes, realtime, quota, no debug enabled [ 4.327756][ T1] 9p: Installing v9fs 9p2000 file system support [ 4.329410][ T1] NILFS version 2 loaded [ 4.329424][ T1] befs: version: 0.9.3 [ 4.330761][ T1] ocfs2: Registered cluster interface o2cb [ 4.332399][ T1] ocfs2: Registered cluster interface user [ 4.333363][ T1] OCFS2 User DLM kernel interface loaded [ 4.367374][ T1] gfs2: GFS2 installed [ 4.387998][ T1] ceph: loaded (mds proto 32) [ 4.411846][ T1] NET: Registered PF_ALG protocol family [ 4.412333][ T1] async_tx: api initialized (async) [ 4.412395][ T1] Key type asymmetric registered [ 4.412466][ T1] Asymmetric key parser 'x509' registered [ 4.412481][ T1] Asymmetric key parser 'pkcs8' registered [ 4.412494][ T1] Key type pkcs7_test registered [ 4.413328][ T1] Block layer SCSI generic (bsg) driver version 0.4 loaded (major 239) [ 4.416646][ T1] io scheduler mq-deadline registered [ 4.416664][ T1] io scheduler kyber registered [ 4.417226][ T1] io scheduler bfq registered [ 4.445169][ T160] kworker/u8:4 (160) used greatest stack depth: 27032 bytes left [ 4.446383][ T1] input: Power Button as /devices/platform/LNXPWRBN:00/input/input0 [ 4.448696][ T1] ACPI: button: Power Button [PWRF] [ 4.451192][ T1] input: Sleep Button as /devices/platform/LNXSLPBN:00/input/input1 [ 4.453299][ T1] ACPI: button: Sleep Button [SLPF] [ 4.470854][ T179] kworker/u8:4 (179) used greatest stack depth: 26936 bytes left [ 4.485269][ T192] kworker/u8:6 (192) used greatest stack depth: 26584 bytes left [ 4.487039][ T1] ioatdma: Intel(R) QuickData Technology Driver 5.00 [ 4.538841][ T1] ACPI: \_SB_.LNKC: Enabled at IRQ 11 [ 4.539026][ T1] virtio-pci 0000:00:03.0: virtio_pci: leaving for legacy driver [ 4.583304][ T1] ACPI: \_SB_.LNKD: Enabled at IRQ 10 [ 4.583460][ T1] virtio-pci 0000:00:04.0: virtio_pci: leaving for legacy driver [ 4.627207][ T1] ACPI: \_SB_.LNKB: Enabled at IRQ 10 [ 4.627344][ T1] virtio-pci 0000:00:06.0: virtio_pci: leaving for legacy driver [ 4.658155][ T1] virtio-pci 0000:00:07.0: virtio_pci: leaving for legacy driver [ 5.018995][ T396] kworker/u8:6 (396) used greatest stack depth: 26312 bytes left [ 5.653346][ T1] N_HDLC line discipline registered with maxframe=4096 [ 5.654896][ T1] Serial: 8250/16550 driver, 4 ports, IRQ sharing enabled [ 5.672155][ T1] 00:02: ttyS0 at I/O 0x3f8 (irq = 4, base_baud = 115200) is a 16550A [ 5.701544][ T1] 00:03: ttyS1 at I/O 0x2f8 (irq = 3, base_baud = 115200) is a 16550A [ 5.726251][ T1] 00:04: ttyS2 at I/O 0x3e8 (irq = 6, base_baud = 115200) is a 16550A [ 5.749545][ T1] 00:05: ttyS3 at I/O 0x2e8 (irq = 7, base_baud = 115200) is a 16550A [ 5.800850][ T1] Non-volatile memory driver v1.3 [ 5.843660][ T1] usbcore: registered new interface driver xillyusb [ 5.860927][ T1] ACPI: bus type drm_connector registered [ 5.873426][ T1] [drm] Initialized vgem 1.0.0 for vgem on minor 0 [ 5.891399][ T1] [drm] Initialized vkms 1.0.0 for vkms on minor 1 [ 6.044873][ T1] Console: switching to colour frame buffer device 128x48 [ 6.109830][ T1] faux_driver vkms: [drm] fb0: vkmsdrmfb frame buffer device [ 6.110834][ T1] usbcore: registered new interface driver udl [ 6.123789][ T1] usbcore: registered new interface driver gm12u320 [ 6.124594][ T1] usbcore: registered new interface driver gud [ 6.314597][ T1] brd: module loaded [ 6.814220][ T1] loop: module loaded [ 7.173640][ T1] zram: Added device: zram0 [ 7.201100][ T1] null_blk: disk nullb0 created [ 7.201114][ T1] null_blk: module loaded [ 7.201139][ T1] rnull_mod: Rust null_blk loaded [ 7.207041][ T1] Guest personality initialized and is inactive [ 7.208571][ T1] VMCI host device registered (name=vmci, major=10, minor=267) [ 7.208587][ T1] Initialized host personality [ 7.210267][ T1] usbcore: registered new interface driver rtsx_usb [ 7.217687][ T1] usbcore: registered new interface driver viperboard [ 7.219551][ T1] usbcore: registered new interface driver dln2 [ 7.222763][ T1] usbcore: registered new interface driver pn533_usb [ 7.238798][ T1] nfcsim 0.2 initialized [ 7.239887][ T1] usbcore: registered new interface driver port100 [ 7.241029][ T1] usbcore: registered new interface driver nfcmrvl [ 7.260390][ T1] Loading iSCSI transport class v2.0-870. [ 7.293343][ T1] virtio_scsi virtio0: 1/0/0 default/read/poll queues [ 7.336944][ T1] scsi host0: Virtio SCSI HBA [ 7.337331][ T1] blk-mq: reduced tag depth to 10240 [ 7.581439][ T1] st: Version 20160209, fixed bufsize 32768, s/g segs 256 [ 7.619693][ T150] scsi 0:0:1:0: Direct-Access Google PersistentDisk 1 PQ: 0 ANSI: 6 [ 7.692940][ T1] Rounding down aligned max_sectors from 4294967295 to 4294967288 [ 7.695514][ T1] db_root: cannot open: /etc/target [ 7.713623][ T1] slram: not enough parameters. [ 7.738811][ T1] ftl_cs: FTL header not found. [ 7.860532][ T1] wireguard: WireGuard 1.0.0 loaded. See www.wireguard.com for information. [ 7.860548][ T1] wireguard: Copyright (C) 2015-2019 Jason A. Donenfeld . All Rights Reserved. [ 7.860560][ T1] eql: Equalizer2002: Simon Janes (simon@ncm.com) and David S. Miller (davem@redhat.com) [ 7.915200][ T1] MACsec IEEE 802.1AE [ 7.952072][ T1] usbcore: registered new interface driver mvusb_mdio [ 7.952677][ T1] tun: Universal TUN/TAP device driver, 1.6 [ 8.072568][ T1] vcan: Virtual CAN interface driver [ 8.072616][ T1] vxcan: Virtual CAN Tunnel driver [ 8.072657][ T1] slcan: serial line CAN interface driver [ 8.072709][ T1] CAN device driver interface [ 8.073565][ T1] usbcore: registered new interface driver usb_8dev [ 8.074803][ T1] usbcore: registered new interface driver ems_usb [ 8.075521][ T1] usbcore: registered new interface driver esd_usb [ 8.111036][ T1] usbcore: registered new interface driver etas_es58x [ 8.114107][ T1] usbcore: registered new interface driver f81604 [ 8.121837][ T1] usbcore: registered new interface driver gs_usb [ 8.123346][ T1] usbcore: registered new interface driver kvaser_usb [ 8.126982][ T1] usbcore: registered new interface driver mcba_usb [ 8.128412][ T1] usbcore: registered new interface driver peak_usb [ 8.129089][ T1] usbcore: registered new interface driver ucan [ 8.136832][ T1] e100: Intel(R) PRO/100 Network Driver [ 8.136844][ T1] e100: Copyright(c) 1999-2006 Intel Corporation [ 8.145207][ T1] e1000: Intel(R) PRO/1000 Network Driver [ 8.145219][ T1] e1000: Copyright (c) 1999-2006 Intel Corporation. [ 8.149420][ T1] e1000e: Intel(R) PRO/1000 Network Driver [ 8.149431][ T1] e1000e: Copyright(c) 1999 - 2015 Intel Corporation. [ 8.153811][ T1] PPP generic driver version 2.4.2 [ 8.192401][ T1] PPP BSD Compression module registered [ 8.192477][ T1] PPP Deflate Compression module registered [ 8.192510][ T1] PPP MPPE Compression module registered [ 8.192526][ T1] NET: Registered PF_PPPOX protocol family [ 8.192683][ T1] PPTP driver version 0.8.5 [ 8.205842][ T1] SLIP: version 0.8.4-NET3.019-NEWTTY (dynamic channels, max=256) (6 bit encapsulation enabled). [ 8.205861][ T1] CSLIP: code copyright 1989 Regents of the University of California. [ 8.205868][ T1] SLIP linefill/keepalive option. [ 8.205894][ T1] hdlc: HDLC support module revision 1.22 [ 8.205981][ T1] LAPB Ethernet driver version 0.02 [ 8.212737][ T1] usbcore: registered new interface driver ath9k_htc [ 8.215456][ T1] usbcore: registered new interface driver carl9170 [ 8.216926][ T1] usbcore: registered new interface driver ath6kl_usb [ 8.221772][ T1] usbcore: registered new interface driver ar5523 [ 8.231159][ T1] usbcore: registered new interface driver ath10k_usb [ 8.236817][ T1] usbcore: registered new interface driver plfxlc [ 8.239744][ T1] mac80211_hwsim: initializing netlink [ 8.372661][ T1] usbcore: registered new interface driver atusb [ 8.435026][ T1] mac802154_hwsim mac802154_hwsim: Added 2 mac802154 hwsim hardware radios [ 8.449906][ T1] VMware vmxnet3 virtual NIC driver - version 1.9.0.0-k-NAPI [ 8.459041][ T1] usbcore: registered new interface driver catc [ 8.463921][ T1] usbcore: registered new interface driver kaweth [ 8.463942][ T1] pegasus: Pegasus/Pegasus II USB Ethernet driver [ 8.466521][ T1] usbcore: registered new interface driver pegasus [ 8.467251][ T1] usbcore: registered new interface driver rtl8150 [ 8.470094][ T1] usbcore: registered new device driver r8152-cfgselector [ 8.470931][ T1] usbcore: registered new interface driver r8152 [ 8.478045][ T1] usbcore: registered new interface driver hso [ 8.483544][ T1] usbcore: registered new interface driver lan78xx [ 8.484249][ T1] usbcore: registered new interface driver asix [ 8.488917][ T1] usbcore: registered new interface driver ax88179_178a [ 8.491335][ T1] usbcore: registered new interface driver cdc_ether [ 8.498039][ T1] usbcore: registered new interface driver cdc_eem [ 8.498794][ T1] usbcore: registered new interface driver dm9601 [ 8.501013][ T1] usbcore: registered new interface driver sr9700 [ 8.501685][ T1] usbcore: registered new interface driver CoreChips [ 8.503959][ T1] usbcore: registered new interface driver smsc75xx [ 8.508241][ T1] usbcore: registered new interface driver smsc95xx [ 8.509037][ T1] usbcore: registered new interface driver gl620a [ 8.510836][ T1] usbcore: registered new interface driver net1080 [ 8.511515][ T1] usbcore: registered new interface driver plusb [ 8.517218][ T1] usbcore: registered new interface driver rndis_host [ 8.526069][ T1] usbcore: registered new interface driver cdc_subset [ 8.526802][ T1] usbcore: registered new interface driver zaurus [ 8.536582][ T1] usbcore: registered new interface driver MOSCHIP usb-ethernet driver [ 8.543166][ T1] usbcore: registered new interface driver int51x1 [ 8.543916][ T1] usbcore: registered new interface driver cdc_phonet [ 8.558201][ T1] usbcore: registered new interface driver kalmia [ 8.559399][ T1] usbcore: registered new interface driver ipheth [ 8.561115][ T1] usbcore: registered new interface driver sierra_net [ 8.566216][ T1] usbcore: registered new interface driver cx82310_eth [ 8.566953][ T1] usbcore: registered new interface driver cdc_ncm [ 8.572145][ T1] usbcore: registered new interface driver huawei_cdc_ncm [ 8.572989][ T1] usbcore: registered new interface driver lg-vl600 [ 8.574579][ T1] usbcore: registered new interface driver qmi_wwan [ 8.582652][ T1] usbcore: registered new interface driver cdc_mbim [ 8.583437][ T1] usbcore: registered new interface driver ch9200 [ 8.585288][ T1] usbcore: registered new interface driver aqc111 [ 8.588657][ T1] usbcore: registered new interface driver r8153_ecm [ 8.618914][ T1] VFIO - User Level meta-driver version: 0.3 [ 8.668994][ T1] aoe: AoE v85 initialised. [ 8.775520][ T1] usbcore: registered new interface driver cdc_acm [ 8.775536][ T1] cdc_acm: USB Abstract Control Model driver for USB modems and ISDN adapters [ 8.788582][ T1] usbcore: registered new interface driver usblp [ 8.790341][ T1] usbcore: registered new interface driver cdc_wdm [ 8.791499][ T1] usbcore: registered new interface driver usbtmc [ 8.793597][ T1] usbcore: registered new interface driver uas [ 8.794819][ T1] usbcore: registered new interface driver usb-storage [ 8.796743][ T1] usbcore: registered new interface driver ums-alauda [ 8.797390][ T1] usbcore: registered new interface driver ums-cypress [ 8.798027][ T1] usbcore: registered new interface driver ums-datafab [ 8.800802][ T1] usbcore: registered new interface driver ums_eneub6250 [ 8.802406][ T1] usbcore: registered new interface driver ums-freecom [ 8.803704][ T1] usbcore: registered new interface driver ums-isd200 [ 8.807326][ T1] usbcore: registered new interface driver ums-jumpshot [ 8.809014][ T1] usbcore: registered new interface driver ums-karma [ 8.809690][ T1] usbcore: registered new interface driver ums-onetouch [ 8.811776][ T1] usbcore: registered new interface driver ums-realtek [ 8.813425][ T1] usbcore: registered new interface driver ums-sddr09 [ 8.814762][ T1] usbcore: registered new interface driver ums-sddr55 [ 8.817538][ T1] usbcore: registered new interface driver ums-usbat [ 8.818536][ T1] usbcore: registered new interface driver mdc800 [ 8.818547][ T1] mdc800: v0.7.5 (30/10/2000):USB Driver for Mustek MDC800 Digital Camera [ 8.819239][ T1] usbcore: registered new interface driver microtekX6 [ 8.831037][ T1] usbcore: registered new interface driver usbserial_generic [ 8.840423][ T1] usbserial: USB Serial support registered for generic [ 8.841807][ T1] usbcore: registered new interface driver aircable [ 8.842505][ T1] usbserial: USB Serial support registered for aircable [ 8.843148][ T1] usbcore: registered new interface driver ark3116 [ 8.847710][ T1] usbserial: USB Serial support registered for ark3116 [ 8.848485][ T1] usbcore: registered new interface driver belkin_sa [ 8.849232][ T1] usbserial: USB Serial support registered for Belkin / Peracom / GoHubs USB Serial Adapter [ 8.850232][ T1] usbcore: registered new interface driver ch341 [ 8.851448][ T1] usbserial: USB Serial support registered for ch341-uart [ 8.851953][ T1] usbcore: registered new interface driver cp210x [ 8.852535][ T1] usbserial: USB Serial support registered for cp210x [ 8.853042][ T1] usbcore: registered new interface driver cyberjack [ 8.853327][ T1] usbserial: USB Serial support registered for Reiner SCT Cyberjack USB card reader [ 8.853848][ T1] usbcore: registered new interface driver cypress_m8 [ 8.854101][ T1] usbserial: USB Serial support registered for DeLorme Earthmate USB [ 8.854449][ T1] usbserial: USB Serial support registered for HID->COM RS232 Adapter [ 8.854707][ T1] usbserial: USB Serial support registered for Nokia CA-42 V2 Adapter [ 8.855236][ T1] usbcore: registered new interface driver usb_debug [ 8.855488][ T1] usbserial: USB Serial support registered for debug [ 8.864621][ T1] usbserial: USB Serial support registered for xhci_dbc [ 8.865442][ T1] usbcore: registered new interface driver digi_acceleport [ 8.867473][ T1] usbserial: USB Serial support registered for Digi 2 port USB adapter [ 8.868429][ T1] usbserial: USB Serial support registered for Digi 4 port USB adapter [ 8.868974][ T1] usbcore: registered new interface driver io_edgeport [ 8.869234][ T1] usbserial: USB Serial support registered for Edgeport 2 port adapter [ 8.869484][ T1] usbserial: USB Serial support registered for Edgeport 4 port adapter [ 8.878625][ T1] usbserial: USB Serial support registered for Edgeport 8 port adapter [ 8.878947][ T1] usbserial: USB Serial support registered for EPiC device [ 8.879473][ T1] usbcore: registered new interface driver io_ti [ 8.879739][ T1] usbserial: USB Serial support registered for Edgeport TI 1 port adapter [ 8.880030][ T1] usbserial: USB Serial support registered for Edgeport TI 2 port adapter [ 8.880497][ T1] usbcore: registered new interface driver empeg [ 8.880847][ T1] usbserial: USB Serial support registered for empeg [ 8.881553][ T1] usbcore: registered new interface driver f81534a_ctrl [ 8.882350][ T1] usbcore: registered new interface driver f81232 [ 8.882617][ T1] usbserial: USB Serial support registered for f81232 [ 8.882885][ T1] usbserial: USB Serial support registered for f81534a [ 8.883342][ T1] usbcore: registered new interface driver f81534 [ 8.883626][ T1] usbserial: USB Serial support registered for Fintek F81532/F81534 [ 8.884151][ T1] usbcore: registered new interface driver ftdi_sio [ 8.884410][ T1] usbserial: USB Serial support registered for FTDI USB Serial Device [ 8.884869][ T1] usbcore: registered new interface driver garmin_gps [ 8.885155][ T1] usbserial: USB Serial support registered for Garmin GPS usb/tty [ 8.896380][ T1] usbcore: registered new interface driver ipaq [ 8.897490][ T1] usbserial: USB Serial support registered for PocketPC PDA [ 8.901347][ T1] usbcore: registered new interface driver ipw [ 8.901693][ T1] usbserial: USB Serial support registered for IPWireless converter [ 8.902220][ T1] usbcore: registered new interface driver ir_usb [ 8.902490][ T1] usbserial: USB Serial support registered for IR Dongle [ 8.904025][ T1] usbcore: registered new interface driver iuu_phoenix [ 8.904568][ T1] usbserial: USB Serial support registered for iuu_phoenix [ 8.909692][ T1] usbcore: registered new interface driver keyspan [ 8.909986][ T1] usbserial: USB Serial support registered for Keyspan - (without firmware) [ 8.910322][ T1] usbserial: USB Serial support registered for Keyspan 1 port adapter [ 8.910721][ T1] usbserial: USB Serial support registered for Keyspan 2 port adapter [ 8.915788][ T1] usbserial: USB Serial support registered for Keyspan 4 port adapter [ 8.916335][ T1] usbcore: registered new interface driver keyspan_pda [ 8.919186][ T1] usbserial: USB Serial support registered for Keyspan PDA [ 8.919464][ T1] usbserial: USB Serial support registered for Keyspan PDA - (prerenumeration) [ 8.920525][ T1] usbcore: registered new interface driver kl5kusb105 [ 8.920798][ T1] usbserial: USB Serial support registered for KL5KUSB105D / PalmConnect [ 8.921340][ T1] usbcore: registered new interface driver kobil_sct [ 8.921597][ T1] usbserial: USB Serial support registered for KOBIL USB smart card terminal [ 8.922087][ T1] usbcore: registered new interface driver mct_u232 [ 8.922340][ T1] usbserial: USB Serial support registered for MCT U232 [ 8.935914][ T1] usbcore: registered new interface driver metro_usb [ 8.936205][ T1] usbserial: USB Serial support registered for Metrologic USB to Serial [ 8.936733][ T1] usbcore: registered new interface driver mos7720 [ 8.937039][ T1] usbserial: USB Serial support registered for Moschip 2 port adapter [ 8.943875][ T1] usbcore: registered new interface driver mos7840 [ 8.944703][ T1] usbserial: USB Serial support registered for Moschip 7840/7820 USB Serial Driver [ 8.962499][ T1] usbcore: registered new interface driver mxuport [ 8.964368][ T1] usbserial: USB Serial support registered for MOXA UPort [ 8.974790][ T1] usbcore: registered new interface driver navman [ 8.979210][ T1] usbserial: USB Serial support registered for navman [ 8.980233][ T1] usbcore: registered new interface driver omninet [ 8.980568][ T1] usbserial: USB Serial support registered for ZyXEL - omni.net usb [ 8.981192][ T1] usbcore: registered new interface driver opticon [ 8.981456][ T1] usbserial: USB Serial support registered for opticon [ 8.989115][ T1] usbcore: registered new interface driver option [ 8.991688][ T1] usbserial: USB Serial support registered for GSM modem (1-port) [ 8.993589][ T1] usbcore: registered new interface driver oti6858 [ 8.995769][ T1] usbserial: USB Serial support registered for oti6858 [ 8.996375][ T1] usbcore: registered new interface driver pl2303 [ 9.000036][ T1] usbserial: USB Serial support registered for pl2303 [ 9.000589][ T1] usbcore: registered new interface driver qcaux [ 9.001051][ T1] usbserial: USB Serial support registered for qcaux [ 9.008579][ T1] usbcore: registered new interface driver qcserial [ 9.010954][ T1] usbserial: USB Serial support registered for Qualcomm USB modem [ 9.011463][ T1] usbcore: registered new interface driver quatech2 [ 9.011737][ T1] usbserial: USB Serial support registered for Quatech 2nd gen USB to Serial Driver [ 9.012190][ T1] usbcore: registered new interface driver safe_serial [ 9.019889][ T1] usbserial: USB Serial support registered for safe_serial [ 9.020502][ T1] usbcore: registered new interface driver sierra [ 9.020789][ T1] usbserial: USB Serial support registered for Sierra USB modem [ 9.021262][ T1] usbcore: registered new interface driver usb_serial_simple [ 9.027761][ T1] usbserial: USB Serial support registered for carelink [ 9.028049][ T1] usbserial: USB Serial support registered for flashloader [ 9.036358][ T1] usbserial: USB Serial support registered for funsoft [ 9.039643][ T1] usbserial: USB Serial support registered for google [ 9.039951][ T1] usbserial: USB Serial support registered for hp4x [ 9.040303][ T1] usbserial: USB Serial support registered for kaufmann [ 9.040559][ T1] usbserial: USB Serial support registered for libtransistor [ 9.040851][ T1] usbserial: USB Serial support registered for moto_modem [ 9.049897][ T1] usbserial: USB Serial support registered for motorola_tetra [ 9.050190][ T1] usbserial: USB Serial support registered for nokia [ 9.050455][ T1] usbserial: USB Serial support registered for novatel_gps [ 9.050751][ T1] usbserial: USB Serial support registered for owon [ 9.051005][ T1] usbserial: USB Serial support registered for siemens_mpi [ 9.072072][ T1] usbserial: USB Serial support registered for suunto [ 9.072393][ T1] usbserial: USB Serial support registered for vivopay [ 9.076195][ T1] usbserial: USB Serial support registered for zio [ 9.079220][ T1] usbcore: registered new interface driver spcp8x5 [ 9.079536][ T1] usbserial: USB Serial support registered for SPCP8x5 [ 9.081566][ T1] usbcore: registered new interface driver ssu100 [ 9.084327][ T1] usbserial: USB Serial support registered for Quatech SSU-100 USB to Serial Driver [ 9.090804][ T1] usbcore: registered new interface driver symbolserial [ 9.094823][ T1] usbserial: USB Serial support registered for symbol [ 9.095478][ T1] usbcore: registered new interface driver ti_usb_3410_5052 [ 9.098296][ T1] usbserial: USB Serial support registered for TI USB 3410 1 port adapter [ 9.098570][ T1] usbserial: USB Serial support registered for TI USB 5052 2 port adapter [ 9.099078][ T1] usbcore: registered new interface driver upd78f0730 [ 9.107612][ T1] usbserial: USB Serial support registered for upd78f0730 [ 9.109303][ T1] usbcore: registered new interface driver visor [ 9.109623][ T1] usbserial: USB Serial support registered for Handspring Visor / Palm OS [ 9.111772][ T1] usbserial: USB Serial support registered for Sony Clie 5.0 [ 9.112120][ T1] usbserial: USB Serial support registered for Sony Clie 3.5 [ 9.112752][ T1] usbcore: registered new interface driver wishbone_serial [ 9.117375][ T1] usbserial: USB Serial support registered for wishbone_serial [ 9.117952][ T1] usbcore: registered new interface driver whiteheat [ 9.118266][ T1] usbserial: USB Serial support registered for Connect Tech - WhiteHEAT - (prerenumeration) [ 9.123007][ T1] usbserial: USB Serial support registered for Connect Tech - WhiteHEAT [ 9.123652][ T1] usbcore: registered new interface driver xr_serial [ 9.123930][ T1] usbserial: USB Serial support registered for xr_serial [ 9.133241][ T1] usbcore: registered new interface driver xsens_mt [ 9.133564][ T1] usbserial: USB Serial support registered for xsens_mt [ 9.134302][ T1] usbcore: registered new interface driver adutux [ 9.140986][ T1] usbcore: registered new interface driver appledisplay [ 9.150212][ T1] usbcore: registered new interface driver cypress_cy7c63 [ 9.151088][ T1] usbcore: registered new interface driver cytherm [ 9.154802][ T1] usbcore: registered new interface driver emi26 - firmware loader [ 9.158392][ T1] usbcore: registered new interface driver emi62 - firmware loader [ 9.158835][ T1] usbcore: registered new device driver apple-mfi-fastcharge [ 9.159550][ T1] usbcore: registered new interface driver ljca [ 9.164030][ T1] usbcore: registered new interface driver idmouse [ 9.170146][ T1] usbcore: registered new interface driver iowarrior [ 9.172433][ T1] usbcore: registered new interface driver isight_firmware [ 9.175755][ T1534] ================================================================== [ 9.175769][ T1534] BUG: KASAN: slab-use-after-free in _raw_spin_lock_irqsave+0x40/0x60 [ 9.175799][ T1534] Read of size 1 at addr ffff888027fbd3b8 by task kworker/u8:12/1534 [ 9.175815][ T1534] [ 9.175834][ T1534] CPU: 1 UID: 0 PID: 1534 Comm: kworker/u8:12 Not tainted syzkaller #0 PREEMPT_{RT,(full)} [ 9.175855][ T1534] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/09/2026 [ 9.175873][ T1534] Call Trace: [ 9.175884][ T1534] [ 9.175895][ T1534] dump_stack_lvl+0xe8/0x150 [ 9.175919][ T1534] print_address_description+0x55/0x1e0 [ 9.175950][ T1534] ? _raw_spin_lock_irqsave+0x40/0x60 [ 9.175969][ T1534] print_report+0x58/0x70 [ 9.175990][ T1534] kasan_report+0x117/0x150 [ 9.176011][ T1534] ? _raw_spin_lock_irqsave+0x40/0x60 [ 9.176035][ T1534] ? rt_mutex_slowunlock+0xbf/0x8b0 [ 9.176051][ T1534] __kasan_check_byte+0x2a/0x40 [ 9.176068][ T1534] lock_acquire+0x84/0x350 [ 9.176093][ T1534] ? rcu_is_watching+0x15/0xb0 [ 9.176119][ T1534] _raw_spin_lock_irqsave+0x40/0x60 [ 9.176139][ T1534] ? rt_mutex_slowunlock+0xbf/0x8b0 [ 9.176156][ T1534] rt_mutex_slowunlock+0xbf/0x8b0 [ 9.176175][ T1534] ? __pfx_rt_mutex_slowunlock+0x10/0x10 [ 9.176193][ T1534] ? __rcu_read_unlock+0x83/0xe0 [ 9.176213][ T1534] ? rt_spin_unlock+0x160/0x200 [ 9.176230][ T1534] d_alloc_parallel+0x103d/0x1630 [ 9.176252][ T1534] ? reacquire_held_locks+0x104/0x190 [ 9.176280][ T1534] ? d_alloc_parallel+0x3c4/0x1630 [ 9.176304][ T1534] ? __pfx_d_alloc_parallel+0x10/0x10 [ 9.176329][ T1534] ? down_read+0x156/0x200 [ 9.176351][ T1534] ? __pfx_down_read+0x10/0x10 [ 9.176373][ T1534] __lookup_slow+0x82/0x2f0 [ 9.176393][ T1534] lookup_slow+0x53/0x70 [ 9.176411][ T1534] link_path_walk+0xd1e/0x18d0 [ 9.176446][ T1534] path_openat+0x22c/0x37e0 [ 9.176480][ T1534] do_file_open+0x23e/0x4a0 [ 9.176500][ T1534] ? kasan_save_track+0x3e/0x80 [ 9.176515][ T1534] ? __kasan_slab_alloc+0x6c/0x80 [ 9.176531][ T1534] ? kmem_cache_alloc_noprof+0x354/0x6c0 [ 9.176560][ T1534] ? __pfx_do_file_open+0x10/0x10 [ 9.176592][ T1534] ? do_open_execat+0xad/0x590 [ 9.176613][ T1534] do_open_execat+0x12b/0x590 [ 9.176632][ T1534] ? rcu_is_watching+0x15/0xb0 [ 9.176656][ T1534] ? __pfx_do_open_execat+0x10/0x10 [ 9.176675][ T1534] ? kmem_cache_alloc_noprof+0x3bc/0x6c0 [ 9.176701][ T1534] ? do_getname_kernel+0x54/0x230 [ 9.176727][ T1534] ? do_getname_kernel+0x97/0x230 [ 9.176754][ T1534] alloc_bprm+0x28/0x660 [ 9.176773][ T1534] ? do_getname_kernel+0x183/0x230 [ 9.176804][ T1534] kernel_execve+0x87/0x930 [ 9.176829][ T1534] call_usermodehelper_exec_async+0x212/0x360 [ 9.176854][ T1534] ? __pfx_call_usermodehelper_exec_async+0x10/0x10 [ 9.176880][ T1534] ret_from_fork+0x514/0xb70 [ 9.176901][ T1534] ? __pfx_ret_from_fork+0x10/0x10 [ 9.176921][ T1534] ? __switch_to+0xc79/0x1410 [ 9.176938][ T1534] ? __pfx_call_usermodehelper_exec_async+0x10/0x10 [ 9.176965][ T1534] ret_from_fork_asm+0x1a/0x30 [ 9.176993][ T1534] [ 9.177000][ T1534] [ 9.177004][ T1534] Allocated by task 1535: [ 9.177013][ T1534] kasan_save_track+0x3e/0x80 [ 9.177028][ T1534] __kasan_slab_alloc+0x6c/0x80 [ 9.177043][ T1534] kmem_cache_alloc_lru_noprof+0x354/0x6b0 [ 9.177069][ T1534] __d_alloc+0x37/0x6f0 [ 9.177084][ T1534] d_alloc_parallel+0xe3/0x1630 [ 9.177103][ T1534] __lookup_slow+0x82/0x2f0 [ 9.177118][ T1534] lookup_slow+0x53/0x70 [ 9.177133][ T1534] link_path_walk+0xd1e/0x18d0 [ 9.177149][ T1534] path_openat+0x22c/0x37e0 [ 9.177167][ T1534] do_file_open+0x23e/0x4a0 [ 9.177184][ T1534] do_open_execat+0x12b/0x590 [ 9.177200][ T1534] alloc_bprm+0x28/0x660 [ 9.177218][ T1534] kernel_execve+0x87/0x930 [ 9.177235][ T1534] call_usermodehelper_exec_async+0x212/0x360 [ 9.177259][ T1534] ret_from_fork+0x514/0xb70 [ 9.177276][ T1534] ret_from_fork_asm+0x1a/0x30 [ 9.177296][ T1534] [ 9.177300][ T1534] Freed by task 29: [ 9.177307][ T1534] kasan_save_track+0x3e/0x80 [ 9.177322][ T1534] kasan_save_free_info+0x46/0x50 [ 9.177342][ T1534] __kasan_slab_free+0x5c/0x80 [ 9.177357][ T1534] kmem_cache_free+0x187/0x6c0 [ 9.177374][ T1534] rcu_cpu_kthread+0x99e/0x1470 [ 9.177394][ T1534] smpboot_thread_fn+0x541/0xa50 [ 9.177409][ T1534] kthread+0x388/0x470 [ 9.177472][ T1534] ret_from_fork+0x514/0xb70 [ 9.177490][ T1534] ret_from_fork_asm+0x1a/0x30 [ 9.177510][ T1534] [ 9.177514][ T1534] Last potentially related work creation: [ 9.177520][ T1534] kasan_save_stack+0x3e/0x60 [ 9.177534][ T1534] kasan_record_aux_stack+0xbd/0xd0 [ 9.177555][ T1534] call_rcu+0xee/0x890 [ 9.177577][ T1534] dentry_kill+0x4ed/0x890 [ 9.177597][ T1534] finish_dput+0x1a/0x260 [ 9.177611][ T1534] step_into_slowpath+0x487/0x7e0 [ 9.177627][ T1534] link_path_walk+0xd50/0x18d0 [ 9.177642][ T1534] path_openat+0x22c/0x37e0 [ 9.177660][ T1534] do_file_open+0x23e/0x4a0 [ 9.177678][ T1534] do_open_execat+0x12b/0x590 [ 9.177694][ T1534] alloc_bprm+0x28/0x660 [ 9.177712][ T1534] kernel_execve+0x87/0x930 [ 9.177729][ T1534] call_usermodehelper_exec_async+0x212/0x360 [ 9.177752][ T1534] ret_from_fork+0x514/0xb70 [ 9.177770][ T1534] ret_from_fork_asm+0x1a/0x30 [ 9.177790][ T1534] [ 9.177794][ T1534] The buggy address belongs to the object at ffff888027fbd2e8 [ 9.177794][ T1534] which belongs to the cache dentry of size 376 [ 9.177808][ T1534] The buggy address is located 208 bytes inside of [ 9.177808][ T1534] freed 376-byte region [ffff888027fbd2e8, ffff888027fbd460) [ 9.177826][ T1534] [ 9.177831][ T1534] The buggy address belongs to the physical page: [ 9.177855][ T1534] page: refcount:0 mapcount:0 mapping:0000000000000000 index:0x0 pfn:0x27fbc [ 9.177875][ T1534] head: order:1 mapcount:0 entire_mapcount:0 nr_pages_mapped:0 pincount:0 [ 9.177890][ T1534] flags: 0x80000000000040(head|node=0|zone=1) [ 9.177912][ T1534] page_type: f5(slab) [ 9.177928][ T1534] raw: 0080000000000040 ffff88801c68c500 dead000000000122 0000000000000000 [ 9.177942][ T1534] raw: 0000000000000000 0000000800120012 00000000f5000000 0000000000000000 [ 9.177958][ T1534] head: 0080000000000040 ffff88801c68c500 dead000000000122 0000000000000000 [ 9.177973][ T1534] head: 0000000000000000 0000000800120012 00000000f5000000 0000000000000000 [ 9.177989][ T1534] head: 0080000000000001 ffffffffffffff81 00000000ffffffff 00000000ffffffff [ 9.178003][ T1534] head: 0000000000000000 0000000000000000 00000000ffffffff 0000000000000002 [ 9.178011][ T1534] page dumped because: kasan: bad access detected [ 9.178027][ T1534] page_owner tracks the page as allocated [ 9.178033][ T1534] 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 1516, tgid 1516 (kworker/u8:13), ts 9069435586, free_ts 0 [ 9.178065][ T1534] post_alloc_hook+0x1f9/0x250 [ 9.178090][ T1534] get_page_from_freelist+0x265c/0x26e0 [ 9.178108][ T1534] __alloc_frozen_pages_noprof+0x18d/0x380 [ 9.178127][ T1534] allocate_slab+0x76/0x5d0 [ 9.178147][ T1534] refill_objects+0x2d9/0x350 [ 9.178167][ T1534] __pcs_replace_empty_main+0x331/0x690 [ 9.178191][ T1534] kmem_cache_alloc_lru_noprof+0x46b/0x6b0 [ 9.178222][ T1534] __d_alloc+0x37/0x6f0 [ 9.178237][ T1534] d_alloc_parallel+0xe3/0x1630 [ 9.178255][ T1534] __lookup_slow+0x82/0x2f0 [ 9.178270][ T1534] lookup_slow+0x53/0x70 [ 9.178285][ T1534] link_path_walk+0xd1e/0x18d0 [ 9.178301][ T1534] path_openat+0x22c/0x37e0 [ 9.178319][ T1534] do_file_open+0x23e/0x4a0 [ 9.178337][ T1534] do_open_execat+0x12b/0x590 [ 9.178353][ T1534] alloc_bprm+0x28/0x660 [ 9.178371][ T1534] page_owner free stack trace missing [ 9.178377][ T1534] [ 9.178381][ T1534] Memory state around the buggy address: [ 9.178390][ T1534] ffff888027fbd280: fb fb fb fb fb fc fc fc fc fc fc fc fc fa fb fb [ 9.178401][ T1534] ffff888027fbd300: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb [ 9.178413][ T1534] >ffff888027fbd380: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb [ 9.178421][ T1534] ^ [ 9.178430][ T1534] ffff888027fbd400: fb fb fb fb fb fb fb fb fb fb fb fb fc fc fc fc [ 9.178449][ T1534] ffff888027fbd480: fc fc fc fc fa fb fb fb fb fb fb fb fb fb fb fb [ 9.178457][ T1534] ================================================================== [ 9.178475][ T1534] Kernel panic - not syncing: KASAN: panic_on_warn set ... [ 9.178489][ T1534] CPU: 1 UID: 0 PID: 1534 Comm: kworker/u8:12 Not tainted syzkaller #0 PREEMPT_{RT,(full)} [ 9.178510][ T1534] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/09/2026 [ 9.178520][ T1534] Call Trace: [ 9.178527][ T1534] [ 9.178533][ T1534] vpanic+0x56c/0xa60 [ 9.178559][ T1534] ? __pfx_vpanic+0x10/0x10 [ 9.178584][ T1534] panic+0xc5/0xd0 [ 9.178607][ T1534] ? __pfx_panic+0x10/0x10 [ 9.178631][ T1534] ? _raw_spin_lock_irqsave+0x40/0x60 [ 9.178652][ T1534] ? rcu_is_watching+0x15/0xb0 [ 9.178677][ T1534] ? _raw_spin_lock_irqsave+0x40/0x60 [ 9.178698][ T1534] ? _raw_spin_lock_irqsave+0x40/0x60 [ 9.178718][ T1534] check_panic_on_warn+0x89/0xb0 [ 9.178739][ T1534] ? _raw_spin_lock_irqsave+0x40/0x60 [ 9.178759][ T1534] end_report+0x73/0x170 [ 9.178778][ T1534] ? _raw_spin_lock_irqsave+0x40/0x60 [ 9.178797][ T1534] kasan_report+0x128/0x150 [ 9.178824][ T1534] ? _raw_spin_lock_irqsave+0x40/0x60 [ 9.178848][ T1534] ? rt_mutex_slowunlock+0xbf/0x8b0 [ 9.178864][ T1534] __kasan_check_byte+0x2a/0x40 [ 9.178882][ T1534] lock_acquire+0x84/0x350 [ 9.178905][ T1534] ? rcu_is_watching+0x15/0xb0 [ 9.178931][ T1534] _raw_spin_lock_irqsave+0x40/0x60 [ 9.178951][ T1534] ? rt_mutex_slowunlock+0xbf/0x8b0 [ 9.178967][ T1534] rt_mutex_slowunlock+0xbf/0x8b0 [ 9.178986][ T1534] ? __pfx_rt_mutex_slowunlock+0x10/0x10 [ 9.179005][ T1534] ? __rcu_read_unlock+0x83/0xe0 [ 9.179025][ T1534] ? rt_spin_unlock+0x160/0x200 [ 9.179039][ T1534] d_alloc_parallel+0x103d/0x1630 [ 9.179055][ T1534] ? reacquire_held_locks+0x104/0x190 [ 9.179084][ T1534] ? d_alloc_parallel+0x3c4/0x1630 [ 9.179107][ T1534] ? __pfx_d_alloc_parallel+0x10/0x10 [ 9.179131][ T1534] ? down_read+0x156/0x200 [ 9.179148][ T1534] ? __pfx_down_read+0x10/0x10 [ 9.179168][ T1534] __lookup_slow+0x82/0x2f0 [ 9.179186][ T1534] lookup_slow+0x53/0x70 [ 9.179204][ T1534] link_path_walk+0xd1e/0x18d0 [ 9.179230][ T1534] path_openat+0x22c/0x37e0 [ 9.179263][ T1534] do_file_open+0x23e/0x4a0 [ 9.179282][ T1534] ? kasan_save_track+0x3e/0x80 [ 9.179295][ T1534] ? __kasan_slab_alloc+0x6c/0x80 [ 9.179312][ T1534] ? kmem_cache_alloc_noprof+0x354/0x6c0 [ 9.179341][ T1534] ? __pfx_do_file_open+0x10/0x10 [ 9.179373][ T1534] ? do_open_execat+0xad/0x590 [ 9.179393][ T1534] do_open_execat+0x12b/0x590 [ 9.179408][ T1534] ? rcu_is_watching+0x15/0xb0 [ 9.179433][ T1534] ? __pfx_do_open_execat+0x10/0x10 [ 9.179460][ T1534] ? kmem_cache_alloc_noprof+0x3bc/0x6c0 [ 9.179482][ T1534] ? do_getname_kernel+0x54/0x230 [ 9.179504][ T1534] ? do_getname_kernel+0x97/0x230 [ 9.179528][ T1534] alloc_bprm+0x28/0x660 [ 9.179545][ T1534] ? do_getname_kernel+0x183/0x230 [ 9.179568][ T1534] kernel_execve+0x87/0x930 [ 9.179592][ T1534] call_usermodehelper_exec_async+0x212/0x360 [ 9.179618][ T1534] ? __pfx_call_usermodehelper_exec_async+0x10/0x10 [ 9.179641][ T1534] ret_from_fork+0x514/0xb70 [ 9.179660][ T1534] ? __pfx_ret_from_fork+0x10/0x10 [ 9.179677][ T1534] ? __switch_to+0xc79/0x1410 [ 9.179689][ T1534] ? __pfx_call_usermodehelper_exec_async+0x10/0x10 [ 9.179704][ T1534] ret_from_fork_asm+0x1a/0x30 [ 9.179720][ T1534] [ 9.180067][ T1534] Kernel Offset: disabled