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@10.128.0.205" "pwd"]: exit status 255 ssh: connect to host 10.128.0.205 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 e6bc8ebc-c37a-f3fc-35c5-a54f9b6401ce 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-pserialport: Connected to syzkaller.us-central1-c.ci-upstream-linux-next-kasan-gce-root-9 port 1 (session ID: 2b6026b933cd17e3110d18f8a2666b3aedc74e02979e5646795089a88dcd0de0, active connections: 1). rovided physical RAM map: [ 0.000000][ T0] BIOS-e820: [mem 0x0000000000000000-0x000000000009fbff] System RAM [ 0.000000][ T0] BIOS-e820: [mem 0x000000000009fc00-0x000000000009ffff] device reserved [ 0.000000][ T0] BIOS-e820: [gap 0x00000000000a0000-0x00000000000effff] [ 0.000000][ T0] BIOS-e820: [mem 0x00000000000f0000-0x00000000000fffff] device reserved [ 0.000000][ T0] BIOS-e820: [mem 0x0000000000100000-0x00000000bfffcfff] System RAM [ 0.000000][ T0] BIOS-e820: [mem 0x00000000bfffd000-0x00000000bfffffff] device reserved [ 0.000000][ T0] BIOS-e820: [gap 0x00000000c0000000-0x00000000fffbbfff] [ 0.000000][ T0] BIOS-e820: [mem 0x00000000fffbc000-0x00000000ffffffff] device reserved [ 0.000000][ T0] BIOS-e820: [mem 0x0000000100000000-0x000000023fffffff] System RAM [ 0.000000][ T0] printk: legacy bootconsole [earlyser0] enabled [ 0.000000][ T0] ERROR: earlyprintk= earlyser already used [ 0.000000][ T0] ERROR: earlyprintk= earlyser already used [ 0.000000][ T0] Hash pointers mode set to never. [ 0.000000][ T0] Malformed early option 'vsyscall' [ 0.000000][ T0] nopcid: PCID feature disabled [ 0.000000][ T0] NX (Execute Disable) protection: active [ 0.000000][ T0] APIC: Static calls initialized [ 0.000000][ T0] DMI: SMBIOS 2.4 present. [ 0.000000][ T0] DMI: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/09/2026 [ 0.000000][ T0] DMI: Memory slots populated: 1/1 [ 0.000000][ T0] Hypervisor detected: KVM [ 0.000000][ T0] last_pfn = 0xbfffd max_arch_pfn = 0x400000000 [ 0.000000][ T0] kvm-clock: Using msrs 4b564d01 and 4b564d00 [ 0.000005][ T0] kvm-clock: using sched offset of 9666257133 cycles [ 0.000012][ T0] clocksource: kvm-clock: mask: 0xffffffffffffffff max_cycles: 0x1cd42e4dffb, max_idle_ns: 881590591483 ns [ 0.000031][ T0] tsc: Detected 2199.998 MHz processor [ 0.003784][ T0] last_pfn = 0x240000 max_arch_pfn = 0x400000000 [ 0.003832][ T0] MTRR map: 4 entries (3 fixed + 1 variable; max 19), built from 8 variable MTRRs [ 0.003843][ T0] x86/PAT: Configuration [0-7]: WB WC UC- UC WB WP UC- WT [ 0.003900][ T0] last_pfn = 0xbfffd max_arch_pfn = 0x400000000 [ 0.008824][ T0] found SMP MP-table at [mem 0x000f2890-0x000f289f] [ 0.008850][ T0] Using GB pages for direct mapping [ 0.012461][ T0] ACPI: Early table checksum verification disabled [ 0.012486][ T0] ACPI: RSDP 0x00000000000F2610 000014 (v00 Google) [ 0.012502][ T0] ACPI: RSDT 0x00000000BFFFFFB0 000038 (v01 Google GOOGRSDT 00000001 GOOG 00000001) [ 0.012523][ T0] ACPI: FACP 0x00000000BFFFF370 0000F4 (v02 Google GOOGFACP 00000001 GOOG 00000001) [ 0.012546][ T0] ACPI: DSDT 0x00000000BFFFD900 001A64 (v01 Google GOOGDSDT 00000001 GOOG 00000001) [ 0.012564][ T0] ACPI: FACS 0x00000000BFFFD8C0 000040 [ 0.012577][ T0] ACPI: FACS 0x00000000BFFFD8C0 000040 [ 0.012591][ T0] ACPI: SRAT 0x00000000BFFFFEA0 0000C8 (v03 Google GOOGSRAT 00000001 GOOG 00000001) [ 0.012608][ T0] ACPI: APIC 0x00000000BFFFFDF0 000076 (v05 Google GOOGAPIC 00000001 GOOG 00000001) [ 0.012625][ T0] ACPI: SSDT 0x00000000BFFFF470 000980 (v01 Google GOOGSSDT 00000001 GOOG 00000001) [ 0.012642][ T0] ACPI: WAET 0x00000000BFFFFE70 000028 (v01 Google GOOGWAET 00000001 GOOG 00000001) [ 0.012657][ T0] ACPI: Reserving FACP table memory at [mem 0xbffff370-0xbffff463] [ 0.012664][ T0] ACPI: Reserving DSDT table memory at [mem 0xbfffd900-0xbffff363] [ 0.012671][ T0] ACPI: Reserving FACS table memory at [mem 0xbfffd8c0-0xbfffd8ff] [ 0.012678][ T0] ACPI: Reserving FACS table memory at [mem 0xbfffd8c0-0xbfffd8ff] [ 0.012684][ T0] ACPI: Reserving SRAT table memory at [mem 0xbffffea0-0xbfffff67] [ 0.012691][ T0] ACPI: Reserving APIC table memory at [mem 0xbffffdf0-0xbffffe65] [ 0.012697][ T0] ACPI: Reserving SSDT table memory at [mem 0xbffff470-0xbffffdef] [ 0.012704][ T0] ACPI: Reserving WAET table memory at [mem 0xbffffe70-0xbffffe97] [ 0.012833][ T0] ACPI: SRAT: Node 0 PXM 0 [mem 0x00000000-0x0009ffff] [ 0.012844][ T0] ACPI: SRAT: Node 0 PXM 0 [mem 0x00100000-0xbfffffff] [ 0.012853][ T0] ACPI: SRAT: Node 0 PXM 0 [mem 0x100000000-0x23fffffff] [ 0.012865][ T0] NUMA: Node 0 [mem 0x00001000-0x0009ffff] + [mem 0x00100000-0xbfffffff] -> [mem 0x00001000-0xbfffffff] [ 0.012877][ T0] NUMA: Node 0 [mem 0x00001000-0xbfffffff] + [mem 0x100000000-0x23fffffff] -> [mem 0x00001000-0x23fffffff] [ 0.012903][ T0] Faking node 0 at [mem 0x0000000000001000-0x0000000140000fff] (5120MB) [ 0.012912][ T0] Faking node 1 at [mem 0x0000000140001000-0x000000023fffffff] (4095MB) [ 0.012970][ T0] NODE_DATA(0) allocated [mem 0x13fffac80-0x140000fff] [ 0.013711][ T0] NODE_DATA(1) allocated [mem 0x23fff6c80-0x23fffcfff] [ 0.291771][ T0] KernelAddressSanitizer initialized (generic) [ 0.292572][ T0] ACPI: PM-Timer IO Port: 0xb008 [ 0.292606][ T0] ACPI: LAPIC_NMI (acpi_id[0xff] dfl dfl lint[0x1]) [ 0.292737][ T0] IOAPIC[0]: apic_id 0, version 17, address 0xfec00000, GSI 0-23 [ 0.292751][ T0] ACPI: INT_SRC_OVR (bus 0 bus_irq 5 global_irq 5 high level) [ 0.292761][ T0] ACPI: INT_SRC_OVR (bus 0 bus_irq 9 global_irq 9 high level) [ 0.292770][ T0] ACPI: INT_SRC_OVR (bus 0 bus_irq 10 global_irq 10 high level) [ 0.292777][ T0] ACPI: INT_SRC_OVR (bus 0 bus_irq 11 global_irq 11 high level) [ 0.292799][ T0] ACPI: Using ACPI (MADT) for SMP configuration information [ 0.292809][ T0] CPU topo: Max. logical packages: 1 [ 0.292814][ T0] CPU topo: Max. logical nodes: 1 [ 0.292817][ T0] CPU topo: Num. nodes per package: 1 [ 0.292825][ T0] CPU topo: Max. logical dies: 1 [ 0.292829][ T0] CPU topo: Max. dies per package: 1 [ 0.292841][ T0] CPU topo: Max. threads per core: 2 [ 0.292846][ T0] CPU topo: Num. cores per package: 1 [ 0.292850][ T0] CPU topo: Num. threads per package: 2 [ 0.292853][ T0] CPU topo: Allowing 2 present CPUs plus 0 hotplug CPUs [ 0.293026][ T0] PM: hibernation: Registered nosave memory: [mem 0x00000000-0x00000fff] [ 0.293035][ T0] PM: hibernation: Registered nosave memory: [mem 0x0009f000-0x000fffff] [ 0.293044][ T0] PM: hibernation: Registered nosave memory: [mem 0xbfffd000-0xffffffff] [ 0.293066][ T0] [gap 0xc0000000-0xfffbbfff] available for PCI devices [ 0.293072][ T0] Booting paravirtualized kernel on KVM [ 0.293083][ T0] clocksource: refined-jiffies: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 19112604462750000 ns [ 0.421798][ T0] Zone ranges: [ 0.421806][ T0] DMA [mem 0x0000000000001000-0x0000000000ffffff] [ 0.421819][ T0] DMA32 [mem 0x0000000001000000-0x00000000ffffffff] [ 0.421827][ T0] Normal [mem 0x0000000100000000-0x000000023fffffff] [ 0.421835][ T0] Device empty [ 0.421840][ T0] Movable zone start for each node [ 0.421843][ T0] Early memory node ranges [ 0.421846][ T0] node 0: [mem 0x0000000000001000-0x000000000009efff] [ 0.421854][ T0] node 0: [mem 0x0000000000100000-0x00000000bfffcfff] [ 0.421862][ T0] node 0: [mem 0x0000000100000000-0x0000000140000fff] [ 0.421868][ T0] node 1: [mem 0x0000000140001000-0x000000023fffffff] [ 0.421877][ T0] Initmem setup node 0 [mem 0x0000000000001000-0x0000000140000fff] [ 0.421896][ T0] Initmem setup node 1 [mem 0x0000000140001000-0x000000023fffffff] [ 0.421944][ T0] On node 0, zone DMA: 1 pages in unavailable ranges [ 0.422206][ T0] On node 0, zone DMA: 97 pages in unavailable ranges [ 0.490168][ T0] On node 0, zone Normal: 3 pages in unavailable ranges [ 0.557803][ T0] setup_percpu: NR_CPUS:8 nr_cpumask_bits:2 nr_cpu_ids:2 nr_node_ids:2 [ 0.558485][ T0] percpu: Embedded 72 pages/cpu s254408 r8192 d32312 u1048576 [ 0.558649][ T0] kvm-guest: PV spinlocks enabled [ 0.558659][ T0] PV qspinlock hash table entries: 256 (order: 0, 4096 bytes, linear) [ 0.558679][ 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 \ [ 0.558706][ T0] Kernel command line: comedi.comedi_num_legacy_minors=4 panic_on_warn=1 BOOT_IMAGE=/boot/bzImage root=/dev/sda1 console=ttyS0 [ 0.563055][ T0] Unknown kernel command line parameters "nbds_max=32", will be passed to user space. [ 0.563125][ T0] random: crng init done [ 0.563129][ T0] printk: log buffer data + meta data: 262144 + 917504 = 1179648 bytes [ 0.563347][ T0] software IO TLB: area num 2. [ 0.589095][ T0] Fallback order for Node 0: 0 1 [ 0.589116][ T0] Fallback order for Node 1: 1 0 [ 0.589130][ T0] Built 2 zonelists, mobility grouping on. Total pages: 2097051 [ 0.589138][ T0] Policy zone: Normal [ 0.589780][ T0] mem auto-init: stack:all(zero), heap alloc:on, heap free:off [ 0.589789][ T0] stackdepot: allocating hash table via alloc_large_system_hash [ 0.589800][ T0] stackdepot hash table entries: 1048576 (order: 12, 16777216 bytes, linear) [ 0.593936][ T0] stackdepot: allocating space for 8192 stack pools via memblock [ 1.181230][ T0] ********************************************************** [ 1.181241][ T0] ** NOTICE NOTICE NOTICE NOTICE NOTICE NOTICE NOTICE ** [ 1.181244][ T0] ** ** [ 1.181248][ T0] ** This system shows unhashed kernel memory addresses ** [ 1.181251][ T0] ** via the console, logs, and other interfaces. This ** [ 1.181255][ T0] ** might reduce the security of your system. ** [ 1.181259][ T0] ** ** [ 1.181262][ T0] ** If you see this message and you are not debugging ** [ 1.181266][ T0] ** the kernel, report this immediately to your system ** [ 1.181269][ T0] ** administrator! ** [ 1.181273][ T0] ** ** [ 1.181276][ T0] ** Use hash_pointers=always to force this mode off ** [ 1.181280][ T0] ** ** [ 1.181283][ T0] ** NOTICE NOTICE NOTICE NOTICE NOTICE NOTICE NOTICE ** [ 1.181287][ T0] ********************************************************** [ 1.184631][ T0] SLUB: HWalign=64, Order=0-3, MinObjects=0, CPUs=2, Nodes=2 [ 1.307014][ T0] allocated 167772160 bytes of page_ext [ 1.307054][ T0] Node 0, zone DMA: page owner found early allocated 0 pages [ 1.320778][ T0] Node 0, zone DMA32: page owner found early allocated 21120 pages [ 1.324978][ T0] Node 0, zone Normal: page owner found early allocated 131 pages [ 1.336016][ T0] Node 1, zone Normal: page owner found early allocated 19848 pages [ 1.336527][ T0] Kernel/User page tables isolation: enabled [ 1.338713][ T0] Dynamic Preempt: full [ 1.339854][ T0] Running RCU self tests [ 1.339859][ T0] Running RCU synchronous self tests [ 1.339863][ T0] rcu: Preemptible hierarchical RCU implementation. [ 1.339867][ T0] rcu: RCU lockdep checking is enabled. [ 1.339870][ T0] rcu: RCU restricting CPUs from NR_CPUS=8 to nr_cpu_ids=2. [ 1.339876][ T0] rcu: RCU priority boosting: priority 1 delay 500 ms. [ 1.339882][ T0] rcu: RCU callback double-/use-after-free debug is enabled. [ 1.339886][ T0] rcu: RCU_SOFTIRQ processing moved to rcuc kthreads. [ 1.339889][ T0] rcu: RCU debug extended QS entry/exit. [ 1.339893][ T0] No expedited grace period (rcu_normal_after_boot). [ 1.339896][ T0] Trampoline variant of Tasks RCU enabled. [ 1.339899][ T0] Tracing variant of Tasks RCU enabled. [ 1.339903][ T0] rcu: RCU calculated value of scheduler-enlistment delay is 10 jiffies. [ 1.339908][ T0] rcu: Adjusting geometry for rcu_fanout_leaf=16, nr_cpu_ids=2 [ 1.340075][ T0] Running RCU synchronous self tests [ 1.340109][ T0] RCU Tasks: Setting shift to 1 and lim to 1 rcu_task_cb_adjust=1 rcu_task_cpu_ids=2. [ 1.498348][ T0] NR_IRQS: 4352, nr_irqs: 440, preallocated irqs: 16 [ 1.499469][ T0] rcu: srcu_init: Setting srcu_struct sizes based on contention. [ 1.500225][ T0] kfence: initialized - using 2097152 bytes for 255 objects at 0xffff88823be00000-0xffff88823c000000 [ 1.502143][ T0] Console: colour VGA+ 80x25 [ 1.836700][ T0] printk: legacy console [ttyS0] enabled [ 1.836710][ T0] printk: legacy bootconsole [earlyser0] disabled [ 1.836791][ T0] Lock dependency validator: Copyright (c) 2006 Red Hat, Inc., Ingo Molnar [ 1.836796][ T0] ... MAX_LOCKDEP_SUBCLASSES: 8 [ 1.836800][ T0] ... MAX_LOCK_DEPTH: 48 [ 1.836804][ T0] ... MAX_LOCKDEP_KEYS: 8192 [ 1.836808][ T0] ... CLASSHASH_SIZE: 4096 [ 1.836812][ T0] ... MAX_LOCKDEP_ENTRIES: 1048576 [ 1.836816][ T0] ... MAX_LOCKDEP_CHAINS: 1048576 [ 1.836820][ T0] ... CHAINHASH_SIZE: 524288 [ 1.836824][ T0] memory used by lock dependency info: 106625 kB [ 1.836829][ T0] memory used for stack traces: 8320 kB [ 1.836833][ T0] per task-struct memory footprint: 1920 bytes [ 1.837149][ T0] ACPI: Core revision 20260408 [ 1.838614][ T0] APIC: Switch to symmetric I/O mode setup [ 1.839349][ T0] x2apic enabled [ 1.844495][ T0] APIC: Switched APIC routing to: physical x2apic [ 1.850664][ T0] ..TIMER: vector=0x30 apic1=0 pin1=0 apic2=-1 pin2=-1 [ 1.851296][ T0] clocksource: tsc-early: mask: 0xffffffffffffffff max_cycles: 0x1fb63109b96, max_idle_ns: 440795265316 ns [ 1.851347][ T0] Calibrating delay loop (skipped) preset value.. 4399.99 BogoMIPS (lpj=21999980) [ 1.852011][ T0] Last level iTLB entries: 4KB 64, 2MB 8, 4MB 8 [ 1.852018][ T0] Last level dTLB entries: 4KB 64, 2MB 32, 4MB 32, 1GB 4 [ 1.852076][ T0] mitigations: Enabled attack vectors: user_kernel, user_user, guest_host, guest_guest, SMT mitigations: auto [ 1.852095][ T0] Speculative Store Bypass: Mitigation: Speculative Store Bypass disabled via prctl [ 1.852102][ T0] Spectre V2 : Mitigation: IBRS [ 1.852106][ T0] RETBleed: Mitigation: IBRS [ 1.852109][ T0] ITS: Mitigation: Aligned branch/return thunks [ 1.852113][ T0] Spectre V2 : User space: Mitigation: STIBP via prctl [ 1.852118][ T0] MDS: Mitigation: Clear CPU buffers [ 1.852121][ T0] TAA: Mitigation: Clear CPU buffers [ 1.852125][ T0] MMIO Stale Data: Vulnerable: Clear CPU buffers attempted, no microcode [ 1.852130][ T0] Spectre V1 : Mitigation: usercopy/swapgs barriers and __user pointer sanitization [ 1.852138][ T0] Spectre V2 : Spectre v2 / SpectreRSB: Filling RSB on context switch and VMEXIT [ 1.852159][ T0] Spectre V2 : mitigation: Enabling conditional Indirect Branch Prediction Barrier [ 1.852277][ T0] active return thunk: its_return_thunk [ 1.852294][ T0] Spectre V2 : Spectre BHI mitigation: SW BHB clearing on syscall and VM exit [ 1.852362][ T0] x86/fpu: Supporting XSAVE feature 0x001: 'x87 floating point registers' [ 1.852371][ T0] x86/fpu: Supporting XSAVE feature 0x002: 'SSE registers' [ 1.852379][ T0] x86/fpu: Supporting XSAVE feature 0x004: 'AVX registers' [ 1.852388][ T0] x86/fpu: xstate_offset[2]: 576, xstate_sizes[2]: 256 [ 1.852399][ T0] x86/fpu: Enabled xstate features 0x7, context size is 832 bytes, using 'standard' format. [ 2.244512][ T0] pid_max: default: 32768 minimum: 301 [ 2.246573][ T0] landlock: Up and running. [ 2.246580][ T0] Yama: becoming mindful. [ 2.247092][ T0] TOMOYO Linux initialized [ 2.248685][ T0] AppArmor: AppArmor initialized [ 2.251963][ T0] LSM support for eBPF active [ 2.259749][ T0] Dentry cache hash table entries: 1048576 (order: 11, 8388608 bytes, vmalloc hugepage) [ 2.263185][ T0] Inode-cache hash table entries: 524288 (order: 10, 4194304 bytes, vmalloc hugepage) [ 2.263670][ T0] Mount-cache hash table entries: 16384 (order: 5, 131072 bytes, vmalloc) [ 2.263888][ T0] Mountpoint-cache hash table entries: 16384 (order: 5, 131072 bytes, vmalloc) [ 2.267361][ T0] VFS: Finished mounting rootfs on nullfs [ 2.273380][ T0] Running RCU synchronous self tests [ 2.273391][ T0] Running RCU synchronous self tests [ 2.394996][ T1] smpboot: CPU0: Intel(R) Xeon(R) CPU @ 2.20GHz (family: 0x6, model: 0x4f, stepping: 0x0) [ 2.400639][ T1] Performance Events: unsupported CPU family 6 model 79 no PMU driver, software events only. [ 2.400799][ T1] signal: max sigframe size: 1776 [ 2.411421][ T1] rcu: Hierarchical SRCU implementation. [ 2.411430][ T1] rcu: Max phase no-delay instances is 1000. [ 2.443274][ T1] Timer migration: 1 hierarchy levels; 8 children per group; 0 crossnode level [ 2.645702][ T1] NMI watchdog: Perf NMI watchdog permanently disabled [ 2.646971][ T1] smp: Bringing up secondary CPUs ... [ 2.663766][ T1] smpboot: x86: Booting SMP configuration: [ 2.663777][ T1] .... node #0, CPUs: #1 [ 2.665584][ 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. [ 2.665584][ 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. [ 2.665584][ 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. [ 2.665584][ T1] smp: Brought up 2 nodes, 2 CPUs [ 2.665584][ T1] smpboot: Total of 2 processors activated (8799.99 BogoMIPS) [ 2.695497][ T1] Memory: 6465808K/8388204K available (167196K kernel code, 29634K rwdata, 39820K rodata, 25504K init, 129260K bss, 1733780K reserved, 0K cma-reserved) [ 2.701443][ T1] devtmpfs: initialized [ 2.704562][ T1] x86/mm: Memory block size: 128MB [ 2.803753][ T1] Running RCU synchronous self tests [ 2.803826][ T1] Running RCU synchronous self tests [ 2.804051][ T1] Running RCU Tasks wait API self tests [ 2.811417][ T1] Running RCU Tasks Trace wait API self tests [ 2.813739][ T1] clocksource: jiffies: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 19112604462750000 ns [ 2.813739][ T1] posixtimers hash table entries: 1024 (order: 6, 139264 bytes, vmalloc) [ 2.813739][ T1] futex hash table entries: 256 (49152 bytes on 2 NUMA nodes, total 96 KiB, linear). [ 2.814950][ T1] xor: automatically using best checksumming function avx [ 2.835842][ T1] PM: RTC time: 16:30:25, date: 2026-06-13 [ 2.855392][ T1] NET: Registered PF_NETLINK/PF_ROUTE protocol family [ 2.864173][ T10] Callback from call_rcu_tasks_trace() invoked. [ 2.867960][ T1] audit: initializing netlink subsys (disabled) [ 2.876328][ T38] audit: type=2000 audit(1781368225.226:1): state=initialized audit_enabled=0 res=1 [ 2.882019][ T1] thermal_sys: Registered thermal governor 'step_wise' [ 2.885270][ T1] cpuidle: using governor menu [ 2.885270][ T1] NET: Registered PF_QIPCRTR protocol family [ 2.889660][ T1] Freeing SMP alternatives memory: 128K [ 2.902866][ T1] dca service started, version 1.12.1 [ 2.903190][ T1] PCI: Using configuration type 1 for base access [ 2.963175][ T1] HugeTLB: registered 1.00 GiB page size, pre-allocated 0 pages [ 2.963175][ T1] HugeTLB: 16380 KiB vmemmap can be freed for a 1.00 GiB page [ 2.963175][ T1] HugeTLB: registered 2.00 MiB page size, pre-allocated 0 pages [ 2.963175][ T1] HugeTLB: 28 KiB vmemmap can be freed for a 2.00 MiB page [ 3.005195][ T1] raid6: using avx2x2 recovery algorithm [ 3.005195][ T1] raid6: skipped pq benchmark and selected avx2x4 [ 3.009055][ T1] ACPI: Added _OSI(Module Device) [ 3.009071][ T1] ACPI: Added _OSI(Processor Device) [ 3.009082][ T1] ACPI: Added _OSI(Processor Aggregator Device) [ 3.270222][ T1] ACPI: 2 ACPI AML tables successfully acquired and loaded [ 3.324235][ T1] ACPI: \_SB_: platform _OSC: OS support mask [000e7eee] [ 3.359147][ T1] ACPI: Interpreter enabled [ 3.360118][ T1] ACPI: PM: (supports S0 S3 S4 S5) [ 3.360198][ T1] ACPI: Using IOAPIC for interrupt routing [ 3.360890][ T1] PCI: Using host bridge windows from ACPI; if necessary, use "pci=nocrs" and report a bug [ 3.360903][ T1] PCI: Ignoring E820 reservations for host bridge windows [ 3.381628][ T1] ACPI: Enabled 16 GPEs in block 00 to 0F [ 3.747969][ T1] ACPI: PCI Root Bridge [PCI0] (domain 0000 [bus 00-ff]) [ 3.748106][ T1] acpi PNP0A03:00: _OSC: OS supports [ASPM ClockPM Segments MSI HPX-Type3] [ 3.748130][ T1] acpi PNP0A03:00: _OSC: not requesting OS control; OS requires [ExtendedConfig ASPM ClockPM MSI] [ 3.748564][ T1] acpi PNP0A03:00: _OSC: platform retains control of PCIe features (AE_ERROR) [ 3.749478][ T1] acpi PNP0A03:00: fail to add MMCONFIG information, can't access extended configuration space under this bridge [ 3.800184][ T1] PCI host bridge to bus 0000:00 [ 3.800203][ T1] pci_bus 0000:00: Unknown NUMA node; performance will be reduced [ 3.800702][ T1] pci_bus 0000:00: root bus resource [io 0x0000-0x0cf7 window] [ 3.800745][ T1] pci_bus 0000:00: root bus resource [io 0x0d00-0xffff window] [ 3.800785][ T1] pci_bus 0000:00: root bus resource [mem 0x000a0000-0x000bffff window] [ 3.800826][ T1] pci_bus 0000:00: root bus resource [mem 0xc0000000-0xfebfefff window] [ 3.800874][ T1] pci_bus 0000:00: root bus resource [bus 00-ff] [ 3.822069][ T1] pci 0000:00:00.0: [8086:1237] type 00 class 0x060000 conventional PCI endpoint [ 3.827548][ T1] pci 0000:00:01.0: [8086:7110] type 00 class 0x060100 conventional PCI endpoint [ 3.846764][ T1] pci 0000:00:01.3: [8086:7113] type 00 class 0x068000 conventional PCI endpoint [ 3.855767][ T1] pci 0000:00:01.3: quirk: [io 0xb000-0xb03f] claimed by PIIX4 ACPI [ 3.869006][ T1] pci 0000:00:03.0: [1af4:1004] type 00 class 0x000000 conventional PCI endpoint [ 3.876740][ T1] pci 0000:00:03.0: BAR 0 [io 0xc000-0xc03f] [ 3.876790][ T1] pci 0000:00:03.0: BAR 1 [mem 0xfe800000-0xfe80007f] [ 3.891403][ T1] pci 0000:00:04.0: [1af4:1000] type 00 class 0x020000 conventional PCI endpoint [ 3.895736][ T1] pci 0000:00:04.0: BAR 0 [io 0xc040-0xc07f] [ 3.895793][ T1] pci 0000:00:04.0: BAR 1 [mem 0xfe801000-0xfe80107f] [ 3.913956][ T1] pci 0000:00:05.0: [1ae0:a002] type 00 class 0x030000 conventional PCI endpoint [ 3.925346][ T1] pci 0000:00:05.0: BAR 0 [mem 0xfe000000-0xfe7fffff] [ 3.926209][ T1] pci 0000:00:05.0: Video device with shadowed ROM at [mem 0x000c0000-0x000dffff] [ 3.944492][ T1] pci 0000:00:06.0: [1af4:1002] type 00 class 0x00ff00 conventional PCI endpoint [ 3.948215][ T1] pci 0000:00:06.0: BAR 0 [io 0xc080-0xc09f] [ 3.964475][ T1] pci 0000:00:07.0: [1af4:1005] type 00 class 0x00ff00 conventional PCI endpoint [ 3.968306][ T1] pci 0000:00:07.0: BAR 0 [io 0xc0a0-0xc0bf] [ 3.968358][ T1] pci 0000:00:07.0: BAR 1 [mem 0xfe802000-0xfe80203f] [ 4.041423][ T1] ACPI: PCI: Interrupt link LNKA configured for IRQ 10 [ 4.051313][ T1] ACPI: PCI: Interrupt link LNKB configured for IRQ 10 [ 4.067389][ T1] ACPI: PCI: Interrupt link LNKC configured for IRQ 11 [ 4.080298][ T1] ACPI: PCI: Interrupt link LNKD configured for IRQ 11 [ 4.086349][ T1] ACPI: PCI: Interrupt link LNKS configured for IRQ 9 [ 4.131426][ T1] iommu: Default domain type: Translated [ 4.131442][ T1] iommu: DMA domain TLB invalidation policy: lazy mode [ 4.153738][ T1] SCSI subsystem initialized [ 4.154369][ T1] ACPI: bus type USB registered [ 4.155999][ T1] usbcore: registered new interface driver usbfs [ 4.156738][ T1] usbcore: registered new interface driver hub [ 4.157382][ T1] usbcore: registered new device driver usb [ 4.169763][ T1] mc: Linux media interface: v0.10 [ 4.170349][ T1] videodev: Linux video capture interface: v2.00 [ 4.172262][ T1] pps_core: LinuxPPS API ver. 1 registered [ 4.172274][ T1] pps_core: Software ver. 5.3.6 - Copyright 2005-2007 Rodolfo Giometti [ 4.172542][ T1] PTP clock support registered [ 4.174375][ T1] EDAC MC: Ver: 3.0.0 [ 4.200156][ T1] Advanced Linux Sound Architecture Driver Initialized. [ 4.232202][ T1] Bluetooth: Core ver 2.22 [ 4.232254][ T1] NET: Registered PF_BLUETOOTH protocol family [ 4.232254][ T1] Bluetooth: HCI device and connection manager initialized [ 4.232254][ T1] Bluetooth: HCI socket layer initialized [ 4.232254][ T1] Bluetooth: L2CAP socket layer initialized [ 4.232985][ T1] Bluetooth: SCO socket layer initialized [ 4.233576][ T1] NET: Registered PF_ATMPVC protocol family [ 4.233617][ T1] NET: Registered PF_ATMSVC protocol family [ 4.236050][ T1] NetLabel: Initializing [ 4.236088][ T1] NetLabel: domain hash size = 128 [ 4.236131][ T1] NetLabel: protocols = UNLABELED CIPSOv4 CALIPSO [ 4.239051][ T1] NetLabel: unlabeled traffic allowed by default [ 4.254704][ T1] nfc: nfc_init: NFC Core ver 0.1 [ 4.257015][ T1] NET: Registered PF_NFC protocol family [ 4.257425][ T1] mctp: management component transport protocol core [ 4.257465][ T1] NET: Registered PF_MCTP protocol family [ 4.259862][ T1] PCI: Using ACPI for IRQ routing [ 4.260550][ T1] e820: register RAM buffer resource [mem 0x0009fc00-0x0009ffff] [ 4.260874][ T1] e820: register RAM buffer resource [mem 0xbfffd000-0xbfffffff] [ 4.266733][ T1] pci 0000:00:05.0: vgaarb: setting as boot VGA device [ 4.266799][ T1] pci 0000:00:05.0: vgaarb: bridge control possible [ 4.266829][ T1] pci 0000:00:05.0: vgaarb: VGA device added: decodes=io+mem,owns=io+mem,locks=none [ 4.266969][ T1] vgaarb: loaded [ 4.291345][ T1] clocksource: Switched to clocksource kvm-clock [ 4.305221][ T1] VFS: Disk quotas dquot_6.6.0 [ 4.305472][ T1] VFS: Dquot-cache hash table entries: 512 (4096 bytes) [ 4.325128][ T1] netfs: FS-Cache loaded [ 4.328313][ T1] CacheFiles: Loaded [ 4.329947][ T1] TOMOYO: 2.6.0 [ 4.329965][ T1] Mandatory Access Control activated. [ 4.345565][ T1] AppArmor: AppArmor Filesystem Enabled [ 4.346987][ T1] pnp: PnP ACPI init [ 4.395074][ T1] pnp: PnP ACPI: found 6 devices [ 4.548641][ T1] clocksource: acpi_pm: mask: 0xffffff max_cycles: 0xffffff, max_idle_ns: 2085701024 ns [ 4.551405][ T1] NET: Registered PF_INET protocol family [ 4.557955][ T1] IP idents hash table entries: 131072 (order: 8, 1048576 bytes, vmalloc) [ 4.576640][ T1] tcp_listen_portaddr_hash hash table entries: 4096 (order: 8, 557056 bytes, vmalloc) [ 4.577879][ T1] Table-perturb hash table entries: 65536 (order: 6, 262144 bytes, vmalloc) [ 4.579053][ T1] TCP established hash table entries: 65536 (order: 7, 524288 bytes, vmalloc) [ 4.607422][ T1] TCP bind hash table entries: 65536 (order: 13, 17825792 bytes, vmalloc hugepage) [ 4.626434][ T1] TCP: Hash tables configured (established 65536 bind 65536) [ 4.630599][ T1] MPTCP token hash table entries: 8192 (order: 9, 1245184 bytes, vmalloc) [ 4.638324][ T1] UDP hash table entries: 4096 (order: 9, 1835008 bytes, vmalloc) [ 4.641773][ T1] NET: Registered PF_UNIX/PF_LOCAL protocol family [ 4.653239][ T1] RPC: Registered named UNIX socket transport module. [ 4.653258][ T1] RPC: Registered udp transport module. [ 4.653270][ T1] RPC: Registered tcp transport module. [ 4.653281][ T1] RPC: Registered tcp-with-tls transport module. [ 4.653292][ T1] RPC: Registered tcp NFSv4.1 backchannel transport module. [ 4.659847][ T1] NET: Registered PF_XDP protocol family [ 4.660162][ T1] pci_bus 0000:00: resource 4 [io 0x0000-0x0cf7 window] [ 4.660188][ T1] pci_bus 0000:00: resource 5 [io 0x0d00-0xffff window] [ 4.660208][ T1] pci_bus 0000:00: resource 6 [mem 0x000a0000-0x000bffff window] [ 4.660228][ T1] pci_bus 0000:00: resource 7 [mem 0xc0000000-0xfebfefff window] [ 4.690226][ T1] pci 0000:00:00.0: Limiting direct PCI/PCI transfers [ 4.690769][ T1] PCI: CLS 0 bytes, default 64 [ 4.697398][ T1] PCI-DMA: Using software bounce buffering for IO (SWIOTLB) [ 4.697417][ T1] software IO TLB: mapped [mem 0x00000000b4600000-0x00000000b8600000] (64MB) [ 4.700871][ T1] ACPI: bus type thunderbolt registered [ 4.727799][ T1] RAPL PMU: API unit is 2^-32 Joules, 0 fixed counters, 10737418240 ms ovfl timer [ 4.741019][ T68] kworker/u8:3 (68) used greatest stack depth: 27384 bytes left [ 4.741745][ T69] kworker/u8:3 (69) used greatest stack depth: 27240 bytes left [ 4.781203][ T1] kvm_amd: CPU 1 isn't AMD or Hygon [ 4.781306][ T1] clocksource: tsc: mask: 0xffffffffffffffff max_cycles: 0x1fb63109b96, max_idle_ns: 440795265316 ns [ 4.788662][ T1] clocksource: Switched to clocksource tsc [ 4.848763][ T1] Initialise system trusted keyrings [ 4.854569][ T1] workingset: timestamp_bits=40 (anon: 35) max_order=21 bucket_order=0 (anon: 0) [ 4.872780][ T1] DLM installed [ 4.881769][ T1] squashfs: version 4.0 (2009/01/31) Phillip Lougher [ 4.898823][ T1] NFS: Registering the id_resolver key type [ 4.899004][ T1] Key type id_resolver registered [ 4.899018][ T1] Key type id_legacy registered [ 4.899332][ T1] nfs4filelayout_init: NFSv4 File Layout Driver Registering... [ 4.899549][ T1] nfs4flexfilelayout_init: NFSv4 Flexfile Layout Driver Registering... [ 4.917352][ T1] smbdirect: subsystem loading... [ 4.932628][ T1] smbdirect: subsystem loaded [ 4.953170][ T1] Key type cifs.spnego registered [ 4.953629][ T1] Key type cifs.idmap registered [ 4.960384][ T1] ntfs3: Enabled Linux POSIX ACLs support [ 4.960397][ T1] ntfs3: Read-only LZX/Xpress compression included [ 4.960998][ T1] efs: 1.0a - http://aeschi.ch.eu.org/efs/ [ 4.961146][ T1] jffs2: version 2.2. (NAND) (SUMMARY) © 2001-2006 Red Hat, Inc. [ 4.970499][ T1] romfs: ROMFS MTD (C) 2007 Red Hat, Inc. [ 4.971314][ T1] QNX4 filesystem 0.2.3 registered. [ 4.972284][ T1] qnx6: QNX6 filesystem 1.0.0 registered. [ 4.979021][ T1] fuse: init (API version 7.45) [ 4.991719][ T1] orangefs_debugfs_init: called with debug mask: :none: :0: [ 4.996380][ T1] orangefs_init: module version upstream loaded [ 4.997941][ T1] JFS: nTxBlock = 8192, nTxLock = 65536 [ 5.021785][ T1] SGI XFS with ACLs, security attributes, realtime, quota, no debug enabled [ 5.036953][ T1] 9p: Installing v9fs 9p2000 file system support [ 5.038147][ T1] NILFS version 2 loaded [ 5.038160][ T1] befs: version: 0.9.3 [ 5.039482][ T1] ocfs2: Registered cluster interface o2cb [ 5.041369][ T1] ocfs2: Registered cluster interface user [ 5.047332][ T1] OCFS2 User DLM kernel interface loaded [ 5.088531][ T1] gfs2: GFS2 installed [ 5.112541][ T1] ceph: loaded (mds proto 32) [ 5.129188][ T1] NET: Registered PF_ALG protocol family [ 5.129657][ T1] async_tx: api initialized (async) [ 5.129720][ T1] Key type asymmetric registered [ 5.129809][ T1] Asymmetric key parser 'x509' registered [ 5.129826][ T1] Asymmetric key parser 'pkcs8' registered [ 5.129842][ T1] Key type pkcs7_test registered [ 5.131235][ T1] Block layer SCSI generic (bsg) driver version 0.4 loaded (major 239) [ 5.149156][ T1] io scheduler mq-deadline registered [ 5.149171][ T1] io scheduler kyber registered [ 5.153703][ T1] io scheduler bfq registered [ 5.174438][ T149] kworker/u8:4 (149) used greatest stack depth: 26728 bytes left [ 5.205740][ T1] input: Power Button as /devices/platform/LNXPWRBN:00/input/input0 [ 5.208394][ T1] ACPI: button: Power Button [PWRF] [ 5.211078][ T1] input: Sleep Button as /devices/platform/LNXSLPBN:00/input/input1 [ 5.234624][ T1] ACPI: button: Sleep Button [SLPF] [ 5.278569][ T1] ioatdma: Intel(R) QuickData Technology Driver 5.00 [ 5.329548][ T1] ACPI: \_SB_.LNKC: Enabled at IRQ 11 [ 5.329799][ T1] virtio-pci 0000:00:03.0: virtio_pci: leaving for legacy driver [ 5.384403][ T1] ACPI: \_SB_.LNKD: Enabled at IRQ 10 [ 5.384620][ T1] virtio-pci 0000:00:04.0: virtio_pci: leaving for legacy driver [ 5.434624][ T1] ACPI: \_SB_.LNKB: Enabled at IRQ 10 [ 5.434796][ T1] virtio-pci 0000:00:06.0: virtio_pci: leaving for legacy driver [ 5.475369][ T1] virtio-pci 0000:00:07.0: virtio_pci: leaving for legacy driver [ 6.591456][ T1] N_HDLC line discipline registered with maxframe=4096 [ 6.596136][ T1] Serial: 8250/16550 driver, 4 ports, IRQ sharing enabled [ 6.617240][ T1] 00:02: ttyS0 at I/O 0x3f8 (irq = 4, base_baud = 115200) is a 16550A [ 6.653451][ T1] 00:03: ttyS1 at I/O 0x2f8 (irq = 3, base_baud = 115200) is a 16550A [ 6.686419][ T1] 00:04: ttyS2 at I/O 0x3e8 (irq = 6, base_baud = 115200) is a 16550A [ 6.716954][ T1] 00:05: ttyS3 at I/O 0x2e8 (irq = 7, base_baud = 115200) is a 16550A [ 6.776074][ T1] Non-volatile memory driver v1.3 [ 6.831287][ T1] usbcore: registered new interface driver xillyusb [ 6.847813][ T1] ACPI: bus type drm_connector registered [ 6.865438][ T1] [drm] Initialized vgem 1.0.0 for vgem on minor 0 [ 6.891135][ T1] [drm] Initialized vkms 1.0.0 for vkms on minor 1 [ 7.056858][ T1] Console: switching to colour frame buffer device 128x48 [ 7.127174][ T1] faux_driver vkms: [drm] fb0: vkmsdrmfb frame buffer device [ 7.128232][ T1] usbcore: registered new interface driver udl [ 7.151656][ T1] usbcore: registered new interface driver gm12u320 [ 7.160335][ T1] usbcore: registered new interface driver gud [ 7.379499][ T1] brd: module loaded [ 7.932113][ T1] loop: module loaded [ 8.336599][ T1] zram: Added device: zram0 [ 8.369081][ T1] null_blk: disk nullb0 created [ 8.369097][ T1] null_blk: module loaded [ 8.384169][ T1] Guest personality initialized and is inactive [ 8.389561][ T1] VMCI host device registered (name=vmci, major=10, minor=267) [ 8.389583][ T1] Initialized host personality [ 8.390833][ T1] usbcore: registered new interface driver rtsx_usb [ 8.420553][ T1] usbcore: registered new interface driver viperboard [ 8.426191][ T1] usbcore: registered new interface driver dln2 [ 8.437228][ T1] usbcore: registered new interface driver pn533_usb [ 8.459080][ T1] nfcsim 0.2 initialized [ 8.460127][ T1] usbcore: registered new interface driver port100 [ 8.463168][ T1] usbcore: registered new interface driver nfcmrvl [ 8.495404][ T1] Loading iSCSI transport class v2.0-870. [ 8.550920][ T1] virtio_scsi virtio0: 1/0/0 default/read/poll queues [ 8.588314][ T1] scsi host0: Virtio SCSI HBA [ 8.588868][ T1] blk-mq: reduced tag depth to 10240 [ 8.833436][ T1] st: Version 20160209, fixed bufsize 32768, s/g segs 256 [ 8.858136][ T1028] scsi 0:0:1:0: Direct-Access Google PersistentDisk 1 PQ: 0 ANSI: 6 [ 8.983488][ T1] Rounding down aligned max_sectors from 4294967295 to 4294967288 [ 8.986898][ T1] db_root: cannot open: /etc/target [ 8.989288][ T1] slram: not enough parameters. [ 9.041357][ T1] ftl_cs: FTL header not found. [ 9.345037][ T1] wireguard: WireGuard 1.0.0 loaded. See www.wireguard.com for information. [ 9.345054][ T1] wireguard: Copyright (C) 2015-2019 Jason A. Donenfeld . All Rights Reserved. [ 9.345068][ T1] eql: Equalizer2002: Simon Janes (simon@ncm.com) and David S. Miller (davem@redhat.com) [ 9.404450][ T1] MACsec IEEE 802.1AE [ 9.438903][ T1] usbcore: registered new interface driver mvusb_mdio [ 9.439525][ T1] tun: Universal TUN/TAP device driver, 1.6 [ 9.715969][ T1] vcan: Virtual CAN interface driver [ 9.716025][ T1] vxcan: Virtual CAN Tunnel driver [ 9.716075][ T1] slcan: serial line CAN interface driver [ 9.716141][ T1] CAN device driver interface [ 9.717071][ T1] usbcore: registered new interface driver usb_8dev [ 9.717867][ T1] usbcore: registered new interface driver ems_usb [ 9.718626][ T1] usbcore: registered new interface driver esd_usb [ 9.719496][ T1] usbcore: registered new interface driver etas_es58x [ 9.721358][ T1] usbcore: registered new interface driver f81604 [ 9.778001][ T1] usbcore: registered new interface driver gs_usb [ 9.778813][ T1] usbcore: registered new interface driver kvaser_usb [ 9.780648][ T1] usbcore: registered new interface driver mcba_usb [ 9.781515][ T1] usbcore: registered new interface driver peak_usb [ 9.810030][ T1] usbcore: registered new interface driver ucan [ 9.819272][ T1] e100: Intel(R) PRO/100 Network Driver [ 9.819285][ T1] e100: Copyright(c) 1999-2006 Intel Corporation [ 9.820152][ T1] e1000: Intel(R) PRO/1000 Network Driver [ 9.820695][ T1] e1000: Copyright (c) 1999-2006 Intel Corporation. [ 9.848747][ T1] e1000e: Intel(R) PRO/1000 Network Driver [ 9.848759][ T1] e1000e: Copyright(c) 1999 - 2015 Intel Corporation. [ 9.867589][ T1] PPP generic driver version 2.4.2 [ 9.884436][ T1] PPP BSD Compression module registered [ 9.884481][ T1] PPP Deflate Compression module registered [ 9.884509][ T1] PPP MPPE Compression module registered [ 9.884529][ T1] NET: Registered PF_PPPOX protocol family [ 9.884766][ T1] PPTP driver version 0.8.5 [ 9.888420][ T1] SLIP: version 0.8.4-NET3.019-NEWTTY (dynamic channels, max=256) (6 bit encapsulation enabled). [ 9.888439][ T1] CSLIP: code copyright 1989 Regents of the University of California. [ 9.888447][ T1] SLIP linefill/keepalive option. [ 9.888512][ T1] hdlc: HDLC support module revision 1.22 [ 9.888605][ T1] LAPB Ethernet driver version 0.02 [ 9.961028][ T1] usbcore: registered new interface driver ath9k_htc [ 9.968916][ T1] usbcore: registered new interface driver carl9170 [ 9.969785][ T1] usbcore: registered new interface driver ath6kl_usb [ 9.970594][ T1] usbcore: registered new interface driver ar5523 [ 9.993381][ T1] usbcore: registered new interface driver ath10k_usb [ 9.994355][ T1] usbcore: registered new interface driver plfxlc [ 9.995415][ T1] mac80211_hwsim: initializing netlink [ 10.130035][ T1] usbcore: registered new interface driver atusb [ 10.211110][ T1] mac802154_hwsim mac802154_hwsim: Added 2 mac802154 hwsim hardware radios [ 10.231034][ T1] VMware vmxnet3 virtual NIC driver - version 1.9.0.0-k-NAPI [ 10.240751][ T1] usbcore: registered new interface driver catc [ 10.241535][ T1] usbcore: registered new interface driver kaweth [ 10.241568][ T1] pegasus: Pegasus/Pegasus II USB Ethernet driver [ 10.267134][ T1] usbcore: registered new interface driver pegasus [ 10.279934][ T1] usbcore: registered new interface driver rtl8150 [ 10.280971][ T1] usbcore: registered new device driver r8152-cfgselector [ 10.281825][ T1] usbcore: registered new interface driver r8152 [ 10.317119][ T1] usbcore: registered new interface driver hso [ 10.318023][ T1] usbcore: registered new interface driver lan78xx [ 10.319465][ T1] usbcore: registered new interface driver asix [ 10.320320][ T1] usbcore: registered new interface driver ax88179_178a [ 10.322409][ T1] usbcore: registered new interface driver cdc_ether [ 10.327276][ T1] usbcore: registered new interface driver cdc_eem [ 10.329293][ T1] usbcore: registered new interface driver dm9601 [ 10.331477][ T1] usbcore: registered new interface driver sr9700 [ 10.349865][ T1] usbcore: registered new interface driver CoreChips [ 10.354282][ T1] usbcore: registered new interface driver smsc75xx [ 10.356473][ T1] usbcore: registered new interface driver smsc95xx [ 10.358643][ T1] usbcore: registered new interface driver gl620a [ 10.360829][ T1] usbcore: registered new interface driver net1080 [ 10.384997][ T1] usbcore: registered new interface driver plusb [ 10.416184][ T1] usbcore: registered new interface driver rndis_host [ 10.425857][ T1] usbcore: registered new interface driver cdc_subset [ 10.432457][ T1] usbcore: registered new interface driver zaurus [ 10.445339][ T1] usbcore: registered new interface driver MOSCHIP usb-ethernet driver [ 10.446226][ T1] usbcore: registered new interface driver int51x1 [ 10.447045][ T1] usbcore: registered new interface driver cdc_phonet [ 10.447928][ T1] usbcore: registered new interface driver kalmia [ 10.448690][ T1] usbcore: registered new interface driver ipheth [ 10.449365][ T1] usbcore: registered new interface driver sierra_net [ 10.450650][ T1] usbcore: registered new interface driver cx82310_eth [ 10.451428][ T1] usbcore: registered new interface driver cdc_ncm [ 10.477533][ T1] usbcore: registered new interface driver huawei_cdc_ncm [ 10.480281][ T1] usbcore: registered new interface driver lg-vl600 [ 10.487427][ T1] usbcore: registered new interface driver qmi_wwan [ 10.508516][ T1] usbcore: registered new interface driver cdc_mbim [ 10.531333][ T1] usbcore: registered new interface driver ch9200 [ 10.543168][ T1] usbcore: registered new interface driver aqc111 [ 10.546384][ T1] usbcore: registered new interface driver r8153_ecm [ 10.589677][ T1] VFIO - User Level meta-driver version: 0.3 [ 10.631281][ T1] aoe: AoE v85 initialised. [ 10.740336][ T1] usbcore: registered new interface driver cdc_acm [ 10.740354][ T1] cdc_acm: USB Abstract Control Model driver for USB modems and ISDN adapters [ 10.743208][ T1] usbcore: registered new interface driver usblp [ 10.747159][ T1] usbcore: registered new interface driver cdc_wdm [ 10.752565][ T1] usbcore: registered new interface driver usbtmc [ 10.758578][ T1] usbcore: registered new interface driver uas [ 10.764146][ T1] usbcore: registered new interface driver usb-storage [ 10.765972][ T1] usbcore: registered new interface driver ums-alauda [ 10.767758][ T1] usbcore: registered new interface driver ums-cypress [ 10.770004][ T1] usbcore: registered new interface driver ums-datafab [ 10.771729][ T1] usbcore: registered new interface driver ums_eneub6250 [ 10.783848][ T1] usbcore: registered new interface driver ums-freecom [ 10.785683][ T1] usbcore: registered new interface driver ums-isd200 [ 10.787390][ T1] usbcore: registered new interface driver ums-jumpshot [ 10.789376][ T1] usbcore: registered new interface driver ums-karma [ 10.791134][ T1] usbcore: registered new interface driver ums-onetouch [ 10.813029][ T1] usbcore: registered new interface driver ums-realtek [ 10.824852][ T1] usbcore: registered new interface driver ums-sddr09 [ 10.875352][ T1] usbcore: registered new interface driver ums-sddr55 [ 10.878385][ T1] usbcore: registered new interface driver ums-usbat [ 10.879989][ T1] usbcore: registered new interface driver mdc800 [ 10.880002][ T1] mdc800: v0.7.5 (30/10/2000):USB Driver for Mustek MDC800 Digital Camera [ 10.893170][ T1] usbcore: registered new interface driver microtekX6 [ 10.910049][ T1] usbcore: registered new interface driver usbserial_generic [ 10.913584][ T1] usbserial: USB Serial support registered for generic [ 10.917204][ T1] usbcore: registered new interface driver aircable [ 10.949921][ T1] usbserial: USB Serial support registered for aircable [ 10.952727][ T1] usbcore: registered new interface driver ark3116 [ 10.953255][ T1] usbserial: USB Serial support registered for ark3116 [ 10.961507][ T1] usbcore: registered new interface driver belkin_sa [ 10.967743][ T1] usbserial: USB Serial support registered for Belkin / Peracom / GoHubs USB Serial Adapter [ 10.974647][ T1] usbcore: registered new interface driver ch341 [ 10.987670][ T1] usbserial: USB Serial support registered for ch341-uart [ 10.995637][ T1] usbcore: registered new interface driver cp210x [ 10.996566][ T1] usbserial: USB Serial support registered for cp210x [ 11.018804][ T1] usbcore: registered new interface driver cyberjack [ 11.019660][ T1] usbserial: USB Serial support registered for Reiner SCT Cyberjack USB card reader [ 11.026358][ T1] usbcore: registered new interface driver cypress_m8 [ 11.026683][ T1] usbserial: USB Serial support registered for DeLorme Earthmate USB [ 11.027342][ T1] usbserial: USB Serial support registered for HID->COM RS232 Adapter [ 11.048040][ T1] usbserial: USB Serial support registered for Nokia CA-42 V2 Adapter [ 11.051829][ T1] usbcore: registered new interface driver usb_debug [ 11.052686][ T1] usbserial: USB Serial support registered for debug [ 11.074064][ T1] usbserial: USB Serial support registered for xhci_dbc [ 11.076844][ T1423] kworker/u8:6 (1423) used greatest stack depth: 26288 bytes left [ 11.082639][ T1] usbcore: registered new interface driver digi_acceleport [ 11.082976][ T1] usbserial: USB Serial support registered for Digi 2 port USB adapter [ 11.083331][ T1] usbserial: USB Serial support registered for Digi 4 port USB adapter [ 11.103135][ T1] usbcore: registered new interface driver io_edgeport [ 11.104085][ T1] usbserial: USB Serial support registered for Edgeport 2 port adapter [ 11.104871][ T1] usbserial: USB Serial support registered for Edgeport 4 port adapter [ 11.105642][ T1] usbserial: USB Serial support registered for Edgeport 8 port adapter [ 11.106521][ T1] usbserial: USB Serial support registered for EPiC device [ 11.107773][ T1] usbcore: registered new interface driver io_ti [ 11.108075][ T1] usbserial: USB Serial support registered for Edgeport TI 1 port adapter [ 11.108808][ T1] usbserial: USB Serial support registered for Edgeport TI 2 port adapter [ 11.110271][ T1] usbcore: registered new interface driver empeg [ 11.111048][ T1] usbserial: USB Serial support registered for empeg [ 11.137528][ T1] usbcore: registered new interface driver f81534a_ctrl [ 11.146725][ T1] usbcore: registered new interface driver f81232 [ 11.155514][ T1] usbserial: USB Serial support registered for f81232 [ 11.156730][ T1] usbserial: USB Serial support registered for f81534a [ 11.165518][ T1] usbcore: registered new interface driver f81534 [ 11.166411][ T1] usbserial: USB Serial support registered for Fintek F81532/F81534 [ 11.189286][ T1] usbcore: registered new interface driver ftdi_sio [ 11.190267][ T1] usbserial: USB Serial support registered for FTDI USB Serial Device [ 11.199645][ T1] usbcore: registered new interface driver garmin_gps [ 11.218032][ T1] usbserial: USB Serial support registered for Garmin GPS usb/tty [ 11.222999][ T1] usbcore: registered new interface driver ipaq [ 11.226558][ T1] usbserial: USB Serial support registered for PocketPC PDA [ 11.236657][ T1] usbcore: registered new interface driver ipw [ 11.252761][ T1] usbserial: USB Serial support registered for IPWireless converter [ 11.254115][ T1] usbcore: registered new interface driver ir_usb [ 11.270868][ T1] usbserial: USB Serial support registered for IR Dongle [ 11.273050][ T1] usbcore: registered new interface driver iuu_phoenix [ 11.276345][ T1] usbserial: USB Serial support registered for iuu_phoenix [ 11.278022][ T1] usbcore: registered new interface driver keyspan [ 11.278857][ T1] usbserial: USB Serial support registered for Keyspan - (without firmware) [ 11.279623][ T1] usbserial: USB Serial support registered for Keyspan 1 port adapter [ 11.280526][ T1] usbserial: USB Serial support registered for Keyspan 2 port adapter [ 11.281214][ T1] usbserial: USB Serial support registered for Keyspan 4 port adapter [ 11.297741][ T1] usbcore: registered new interface driver keyspan_pda [ 11.304423][ T1] usbserial: USB Serial support registered for Keyspan PDA [ 11.305502][ T1] usbserial: USB Serial support registered for Keyspan PDA - (prerenumeration) [ 11.311450][ T1] usbcore: registered new interface driver kl5kusb105 [ 11.327387][ T1] usbserial: USB Serial support registered for KL5KUSB105D / PalmConnect [ 11.330445][ T1] usbcore: registered new interface driver kobil_sct [ 11.331406][ T1] usbserial: USB Serial support registered for KOBIL USB smart card terminal [ 11.342128][ T1] usbcore: registered new interface driver mct_u232 [ 11.343314][ T1] usbserial: USB Serial support registered for MCT U232 [ 11.349960][ T1] usbcore: registered new interface driver metro_usb [ 11.350873][ T1] usbserial: USB Serial support registered for Metrologic USB to Serial [ 11.368265][ T1] usbcore: registered new interface driver mos7720 [ 11.369209][ T1] usbserial: USB Serial support registered for Moschip 2 port adapter [ 11.370773][ T1] usbcore: registered new interface driver mos7840 [ 11.371601][ T1] usbserial: USB Serial support registered for Moschip 7840/7820 USB Serial Driver [ 11.373266][ T1] usbcore: registered new interface driver mxuport [ 11.375191][ T1] usbserial: USB Serial support registered for MOXA UPort [ 11.376858][ T1] usbcore: registered new interface driver navman [ 11.377660][ T1] usbserial: USB Serial support registered for navman [ 11.379080][ T1] usbcore: registered new interface driver omninet [ 11.379925][ T1] usbserial: USB Serial support registered for ZyXEL - omni.net usb [ 11.381627][ T1] usbcore: registered new interface driver opticon [ 11.397447][ T1] usbserial: USB Serial support registered for opticon [ 11.398135][ T1] usbcore: registered new interface driver option [ 11.503688][ T1] usbserial: USB Serial support registered for GSM modem (1-port) [ 11.533267][ T1] usbcore: registered new interface driver oti6858 [ 11.544727][ T1] usbserial: USB Serial support registered for oti6858 [ 11.546353][ T1] usbcore: registered new interface driver pl2303 [ 11.547192][ T1] usbserial: USB Serial support registered for pl2303 [ 11.548838][ T1] usbcore: registered new interface driver qcaux [ 11.549630][ T1] usbserial: USB Serial support registered for qcaux [ 11.550988][ T1] usbcore: registered new interface driver qcserial [ 11.551721][ T1] usbserial: USB Serial support registered for Qualcomm USB modem [ 11.585117][ T1] usbcore: registered new interface driver quatech2 [ 11.585955][ T1] usbserial: USB Serial support registered for Quatech 2nd gen USB to Serial Driver [ 11.587301][ T1] usbcore: registered new interface driver safe_serial [ 11.588235][ T1] usbserial: USB Serial support registered for safe_serial [ 11.590045][ T1] usbcore: registered new interface driver sierra [ 11.591029][ T1] usbserial: USB Serial support registered for Sierra USB modem [ 11.602621][ T1] usbcore: registered new interface driver usb_serial_simple [ 11.603533][ T1] usbserial: USB Serial support registered for carelink [ 11.604428][ T1] usbserial: USB Serial support registered for flashloader [ 11.605072][ T1] usbserial: USB Serial support registered for funsoft [ 11.605872][ T1] usbserial: USB Serial support registered for google [ 11.606654][ T1] usbserial: USB Serial support registered for hp4x [ 11.607443][ T1] usbserial: USB Serial support registered for kaufmann [ 11.608201][ T1] usbserial: USB Serial support registered for libtransistor [ 11.609076][ T1] usbserial: USB Serial support registered for moto_modem [ 11.610448][ T1] usbserial: USB Serial support registered for motorola_tetra [ 11.611246][ T1] usbserial: USB Serial support registered for nokia [ 11.634335][ T1] usbserial: USB Serial support registered for novatel_gps [ 11.637076][ T1] usbserial: USB Serial support registered for owon [ 11.638028][ T1] usbserial: USB Serial support registered for siemens_mpi [ 11.640621][ T1] usbserial: USB Serial support registered for suunto [ 11.643101][ T1] usbserial: USB Serial support registered for vivopay [ 11.643874][ T1] usbserial: USB Serial support registered for zio [ 11.647522][ T1] usbcore: registered new interface driver spcp8x5 [ 11.650034][ T1] usbserial: USB Serial support registered for SPCP8x5 [ 11.653020][ T1] usbcore: registered new interface driver ssu100 [ 11.653891][ T1] usbserial: USB Serial support registered for Quatech SSU-100 USB to Serial Driver [ 11.655467][ T1] usbcore: registered new interface driver symbolserial [ 11.656293][ T1] usbserial: USB Serial support registered for symbol [ 11.657558][ T1] usbcore: registered new interface driver ti_usb_3410_5052 [ 11.658318][ T1] usbserial: USB Serial support registered for TI USB 3410 1 port adapter [ 11.659171][ T1] usbserial: USB Serial support registered for TI USB 5052 2 port adapter [ 11.660791][ T1] usbcore: registered new interface driver upd78f0730 [ 11.661688][ T1] usbserial: USB Serial support registered for upd78f0730 [ 11.674756][ T1] usbcore: registered new interface driver visor [ 11.675898][ T1] usbserial: USB Serial support registered for Handspring Visor / Palm OS [ 11.676790][ T1] usbserial: USB Serial support registered for Sony Clie 5.0 [ 11.677975][ T1] usbserial: USB Serial support registered for Sony Clie 3.5 [ 11.681104][ T1] usbcore: registered new interface driver wishbone_serial [ 11.684305][ T1] usbserial: USB Serial support registered for wishbone_serial [ 11.690269][ T1] usbcore: registered new interface driver whiteheat [ 11.692891][ T1] usbserial: USB Serial support registered for Connect Tech - WhiteHEAT - (prerenumeration) [ 11.693697][ T1] usbserial: USB Serial support registered for Connect Tech - WhiteHEAT [ 11.697073][ T1] usbcore: registered new interface driver xr_serial [ 11.699546][ T1] usbserial: USB Serial support registered for xr_serial [ 11.702548][ T1] usbcore: registered new interface driver xsens_mt [ 11.703234][ T1] usbserial: USB Serial support registered for xsens_mt [ 11.709177][ T1] usbcore: registered new interface driver adutux [ 11.718773][ T1] usbcore: registered new interface driver appledisplay [ 11.728798][ T1] usbcore: registered new interface driver cypress_cy7c63 [ 11.736167][ T1] usbcore: registered new interface driver cytherm [ 11.765062][ T1] usbcore: registered new interface driver emi26 - firmware loader [ 11.767483][ T1] usbcore: registered new interface driver emi62 - firmware loader [ 11.768443][ T1] usbcore: registered new device driver apple-mfi-fastcharge [ 11.770871][ T1] usbcore: registered new interface driver ljca [ 11.774997][ T1] usbcore: registered new interface driver idmouse [ 11.822965][ T1477] kworker/u8:6 (1477) used greatest stack depth: 26192 bytes left [ 11.958175][ T1] usbcore: registered new interface driver iowarrior [ 11.996379][ T1] usbcore: registered new interface driver isight_firmware [ 12.011778][ T1] usbcore: registered new interface driver usblcd [ 12.048862][ T1] usbcore: registered new interface driver ldusb [ 12.080961][ T1] usbcore: registered new interface driver legousbtower [ 12.093232][ T1] usbcore: registered new interface driver usbtest [ 12.094064][ T1] usbcore: registered new interface driver usb_ehset_test [ 12.095058][ T1] usbcore: registered new interface driver trancevibrator [ 12.095966][ T1] usbcore: registered new interface driver uss720 [ 12.095978][ T1] uss720: USB Parport Cable driver for Cables using the Lucent Technologies USS720 Chip [ 12.095989][ T1] uss720: NOTE: this is a special purpose driver to allow nonstandard [ 12.095998][ T1] uss720: protocols (eg. bitbang) over USS720 usb to parallel cables [ 12.096007][ T1] uss720: If you just want to connect to a printer, use usblp instead [ 12.096873][ T1] usbcore: registered new interface driver usbsevseg [ 12.097654][ T1] usbcore: registered new interface driver yurex [ 12.101248][ T1] usbcore: registered new interface driver chaoskey [ 12.172472][ T1538] ================================================================== [ 12.172520][ T1538] BUG: KASAN: slab-use-after-free in _raw_spin_lock_irqsave+0x40/0x60 [ 12.172614][ T1538] Read of size 1 at addr ffff888028c2cb20 by task kworker/u8:8/1538 [ 12.172670][ T1538] [ 12.172729][ T1538] CPU: 1 UID: 0 PID: 1538 Comm: kworker/u8:8 Not tainted syzkaller #0 PREEMPT_{RT,(full)} [ 12.172792][ T1538] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/09/2026 [ 12.172839][ T1538] Call Trace: [ 12.172870][ T1538] [ 12.172900][ T1538] dump_stack_lvl+0xe8/0x150 [ 12.172981][ T1538] print_address_description+0x55/0x1e0 [ 12.173055][ T1538] ? _raw_spin_lock_irqsave+0x40/0x60 [ 12.173133][ T1538] print_report+0x58/0x70 [ 12.173205][ T1538] kasan_report+0x117/0x150 [ 12.173265][ T1538] ? _raw_spin_lock_irqsave+0x40/0x60 [ 12.173297][ T1538] ? rt_mutex_slowunlock+0xbf/0xa20 [ 12.173360][ T1538] __kasan_check_byte+0x2a/0x40 [ 12.173432][ T1538] lock_acquire+0x84/0x350 [ 12.173520][ T1538] ? rcu_is_watching+0x15/0xb0 [ 12.173585][ T1538] _raw_spin_lock_irqsave+0x40/0x60 [ 12.173658][ T1538] ? rt_mutex_slowunlock+0xbf/0xa20 [ 12.173692][ T1538] rt_mutex_slowunlock+0xbf/0xa20 [ 12.173766][ T1538] ? __pfx_rt_mutex_slowunlock+0x10/0x10 [ 12.173831][ T1538] ? __rcu_read_unlock+0x83/0xe0 [ 12.173913][ T1538] ? rt_spin_unlock+0x160/0x200 [ 12.173968][ T1538] d_alloc_parallel+0x10c0/0x16c0 [ 12.174040][ T1538] ? _raw_spin_unlock_irqrestore+0x30/0x80 [ 12.174139][ T1538] ? d_alloc_parallel+0x3cf/0x16c0 [ 12.174239][ T1538] ? __pfx_d_alloc_parallel+0x10/0x10 [ 12.174323][ T1538] ? down_read+0x156/0x200 [ 12.174405][ T1538] ? __pfx_down_read+0x10/0x10 [ 12.174488][ T1538] __lookup_slow+0x82/0x2f0 [ 12.174560][ T1538] lookup_slow+0x53/0x70 [ 12.174633][ T1538] link_path_walk+0xd2a/0x1910 [ 12.174712][ T1538] path_openat+0x23c/0x3850 [ 12.174783][ T1538] ? __pfx_stack_trace_consume_entry+0x10/0x10 [ 12.174857][ T1538] ? arch_stack_walk+0x11b/0x150 [ 12.174951][ T1538] ? ret_from_fork_asm+0x1a/0x30 [ 12.175057][ T1538] do_file_open+0x23e/0x4a0 [ 12.175129][ T1538] ? kasan_save_track+0x3e/0x80 [ 12.175201][ T1538] ? __kasan_slab_alloc+0x6c/0x80 [ 12.175262][ T1538] ? kmem_cache_alloc_noprof+0x348/0x6b0 [ 12.175326][ T1538] ? __pfx_do_file_open+0x10/0x10 [ 12.175448][ T1538] ? do_open_execat+0xad/0x590 [ 12.175529][ T1538] do_open_execat+0x12b/0x590 [ 12.175591][ T1538] ? rcu_is_watching+0x15/0xb0 [ 12.175647][ T1538] ? __pfx_do_open_execat+0x10/0x10 [ 12.175720][ T1538] ? kmem_cache_alloc_noprof+0x3b0/0x6b0 [ 12.175774][ T1538] ? do_getname_kernel+0x54/0x230 [ 12.175834][ T1538] ? do_getname_kernel+0x97/0x230 [ 12.175898][ T1538] alloc_bprm+0x24/0x640 [ 12.175980][ T1538] kernel_execve+0x85/0x9c0 [ 12.176082][ T1538] call_usermodehelper_exec_async+0x212/0x360 [ 12.176177][ T1538] ? __pfx_call_usermodehelper_exec_async+0x10/0x10 [ 12.176277][ T1538] ret_from_fork+0x514/0xb70 [ 12.176351][ T1538] ? __pfx_ret_from_fork+0x10/0x10 [ 12.176430][ T1538] ? __switch_to+0xc89/0x1420 [ 12.176492][ T1538] ? __pfx_call_usermodehelper_exec_async+0x10/0x10 [ 12.176585][ T1538] ret_from_fork_asm+0x1a/0x30 [ 12.176688][ T1538] [ 12.176702][ T1538] [ 12.176729][ T1538] Allocated by task 1542: [ 12.176759][ T1538] kasan_save_track+0x3e/0x80 [ 12.176812][ T1538] __kasan_slab_alloc+0x6c/0x80 [ 12.176873][ T1538] kmem_cache_alloc_lru_noprof+0x347/0x6a0 [ 12.176937][ T1538] __d_alloc+0x37/0x6f0 [ 12.176998][ T1538] d_alloc_parallel+0xde/0x16c0 [ 12.177067][ T1538] __lookup_slow+0x82/0x2f0 [ 12.177121][ T1538] lookup_slow+0x53/0x70 [ 12.177193][ T1538] link_path_walk+0xd2a/0x1910 [ 12.177246][ T1538] path_openat+0x23c/0x3850 [ 12.177304][ T1538] do_file_open+0x23e/0x4a0 [ 12.177380][ T1538] do_open_execat+0x12b/0x590 [ 12.177443][ T1538] alloc_bprm+0x24/0x640 [ 12.177505][ T1538] kernel_execve+0x85/0x9c0 [ 12.177569][ T1538] call_usermodehelper_exec_async+0x212/0x360 [ 12.177651][ T1538] ret_from_fork+0x514/0xb70 [ 12.177718][ T1538] ret_from_fork_asm+0x1a/0x30 [ 12.177793][ T1538] [ 12.177810][ T1538] Freed by task 29: [ 12.177832][ T1538] kasan_save_track+0x3e/0x80 [ 12.177885][ T1538] kasan_save_free_info+0x40/0x50 [ 12.177958][ T1538] __kasan_slab_free+0x5c/0x80 [ 12.178022][ T1538] kmem_cache_free+0x187/0x6c0 [ 12.178084][ T1538] rcu_cpu_kthread+0x950/0x1480 [ 12.178166][ T1538] smpboot_thread_fn+0x57c/0xa80 [ 12.178223][ T1538] kthread+0x388/0x470 [ 12.178247][ T1538] ret_from_fork+0x514/0xb70 [ 12.178270][ T1538] ret_from_fork_asm+0x1a/0x30 [ 12.178353][ T1538] [ 12.178364][ T1538] Last potentially related work creation: [ 12.178383][ T1538] kasan_save_stack+0x3e/0x60 [ 12.178422][ T1538] kasan_record_aux_stack+0xbd/0xd0 [ 12.178502][ T1538] call_rcu+0xee/0x8b0 [ 12.178551][ T1538] dentry_kill+0x4d3/0x880 [ 12.178635][ T1538] finish_dput+0x1a/0x260 [ 12.178681][ T1538] step_into_slowpath+0x4cc/0x820 [ 12.178741][ T1538] link_path_walk+0xd5e/0x1910 [ 12.178802][ T1538] path_openat+0x23c/0x3850 [ 12.178866][ T1538] do_file_open+0x23e/0x4a0 [ 12.178937][ T1538] do_open_execat+0x12b/0x590 [ 12.178997][ T1538] alloc_bprm+0x24/0x640 [ 12.179060][ T1538] kernel_execve+0x85/0x9c0 [ 12.179130][ T1538] call_usermodehelper_exec_async+0x212/0x360 [ 12.179222][ T1538] ret_from_fork+0x514/0xb70 [ 12.179285][ T1538] ret_from_fork_asm+0x1a/0x30 [ 12.179356][ T1538] [ 12.179368][ T1538] The buggy address belongs to the object at ffff888028c2ca50 [ 12.179368][ T1538] which belongs to the cache dentry of size 376 [ 12.179417][ T1538] The buggy address is located 208 bytes inside of [ 12.179417][ T1538] freed 376-byte region [ffff888028c2ca50, ffff888028c2cbc8) [ 12.179478][ T1538] [ 12.179490][ T1538] The buggy address belongs to the physical page: [ 12.179531][ T1538] page: refcount:0 mapcount:0 mapping:0000000000000000 index:0xffff888028c2d2e8 pfn:0x28c2c [ 12.179610][ T1538] head: order:1 mapcount:0 entire_mapcount:0 nr_pages_mapped:0 pincount:0 [ 12.179654][ T1538] flags: 0x80000000000240(workingset|head|node=0|zone=1) [ 12.179678][ T1538] page_type: f5(slab) [ 12.179704][ T1538] raw: 0080000000000240 ffff88801be888c0 ffff88801be87b88 ffff88801be87b88 [ 12.179756][ T1538] raw: ffff888028c2d2e8 000000080012000b 00000000f5000000 0000000000000000 [ 12.179810][ T1538] head: 0080000000000240 ffff88801be888c0 ffff88801be87b88 ffff88801be87b88 [ 12.179861][ T1538] head: ffff888028c2d2e8 000000080012000b 00000000f5000000 0000000000000000 [ 12.179913][ T1538] head: 0080000000000001 ffffffffffffff81 00000000ffffffff 00000000ffffffff [ 12.179963][ T1538] head: 0000000000000000 0000000000000000 00000000ffffffff 0000000000000002 [ 12.179993][ T1538] page dumped because: kasan: bad access detected [ 12.180023][ T1538] page_owner tracks the page as allocated [ 12.180043][ T1538] 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 1551, tgid 1551 (kworker/u8:12), ts 12103607843, free_ts 0 [ 12.180146][ T1538] post_alloc_hook+0x1f9/0x250 [ 12.180208][ T1538] get_page_from_freelist+0x2639/0x26b0 [ 12.180281][ T1538] __alloc_frozen_pages_noprof+0x18d/0x380 [ 12.180351][ T1538] allocate_slab+0x79/0x5e0 [ 12.180423][ T1538] refill_objects+0x2d8/0x350 [ 12.180498][ T1538] __pcs_replace_empty_main+0x330/0x690 [ 12.180569][ T1538] kmem_cache_alloc_lru_noprof+0x45e/0x6a0 [ 12.180628][ T1538] __d_alloc+0x37/0x6f0 [ 12.180676][ T1538] d_alloc_parallel+0xde/0x16c0 [ 12.180746][ T1538] __lookup_slow+0x82/0x2f0 [ 12.180806][ T1538] lookup_slow+0x53/0x70 [ 12.180866][ T1538] link_path_walk+0xd2a/0x1910 [ 12.180919][ T1538] path_openat+0x23c/0x3850 [ 12.180989][ T1538] do_file_open+0x23e/0x4a0 [ 12.181052][ T1538] do_open_execat+0x12b/0x590 [ 12.181107][ T1538] alloc_bprm+0x24/0x640 [ 12.181146][ T1538] page_owner free stack trace missing [ 12.181167][ T1538] [ 12.181185][ T1538] Memory state around the buggy address: [ 12.181216][ T1538] ffff888028c2ca00: 00 00 fc fc fc fc fc fc fc fc fa fb fb fb fb fb [ 12.181250][ T1538] ffff888028c2ca80: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb [ 12.181290][ T1538] >ffff888028c2cb00: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb [ 12.181320][ T1538] ^ [ 12.181343][ T1538] ffff888028c2cb80: fb fb fb fb fb fb fb fb fb fc fc fc fc fc fc fc [ 12.181385][ T1538] ffff888028c2cc00: fc fa fb fb fb fb fb fb fb fb fb fb fb fb fb fb [ 12.181414][ T1538] ================================================================== [ 12.181463][ T1538] Kernel panic - not syncing: KASAN: panic_on_warn set ... [ 12.181506][ T1538] CPU: 1 UID: 0 PID: 1538 Comm: kworker/u8:8 Not tainted syzkaller #0 PREEMPT_{RT,(full)} [ 12.181569][ T1538] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/09/2026 [ 12.181609][ T1538] Call Trace: [ 12.181631][ T1538] [ 12.181651][ T1538] vpanic+0x56c/0xa60 [ 12.181729][ T1538] ? __pfx_vpanic+0x10/0x10 [ 12.181827][ T1538] panic+0xc5/0xd0 [ 12.181855][ T1538] ? __pfx_panic+0x10/0x10 [ 12.181855][ T1538] ? _raw_spin_lock_irqsave+0x40/0x60 [ 12.181855][ T1538] ? rcu_is_watching+0x15/0xb0 [ 12.181855][ T1538] ? _raw_spin_lock_irqsave+0x40/0x60 [ 12.181855][ T1538] ? _raw_spin_lock_irqsave+0x40/0x60 [ 12.181855][ T1538] check_panic_on_warn+0x89/0xb0 [ 12.181855][ T1538] ? _raw_spin_lock_irqsave+0x40/0x60 [ 12.181855][ T1538] end_report+0x73/0x170 [ 12.181855][ T1538] ? _raw_spin_lock_irqsave+0x40/0x60 [ 12.181855][ T1538] kasan_report+0x128/0x150 [ 12.181855][ T1538] ? _raw_spin_lock_irqsave+0x40/0x60 [ 12.181855][ T1538] ? rt_mutex_slowunlock+0xbf/0xa20 [ 12.181855][ T1538] __kasan_check_byte+0x2a/0x40 [ 12.181855][ T1538] lock_acquire+0x84/0x350 [ 12.181855][ T1538] ? rcu_is_watching+0x15/0xb0 [ 12.181855][ T1538] _raw_spin_lock_irqsave+0x40/0x60 [ 12.181855][ T1538] ? rt_mutex_slowunlock+0xbf/0xa20 [ 12.181855][ T1538] rt_mutex_slowunlock+0xbf/0xa20 [ 12.181855][ T1538] ? __pfx_rt_mutex_slowunlock+0x10/0x10 [ 12.181855][ T1538] ? __rcu_read_unlock+0x83/0xe0 [ 12.181855][ T1538] ? rt_spin_unlock+0x160/0x200 [ 12.181855][ T1538] d_alloc_parallel+0x10c0/0x16c0 [ 12.181855][ T1538] ? _raw_spin_unlock_irqrestore+0x30/0x80 [ 12.181855][ T1538] ? d_alloc_parallel+0x3cf/0x16c0 [ 12.181855][ T1538] ? __pfx_d_alloc_parallel+0x10/0x10 [ 12.181855][ T1538] ? down_read+0x156/0x200 [ 12.181855][ T1538] ? __pfx_down_read+0x10/0x10 [ 12.181855][ T1538] __lookup_slow+0x82/0x2f0 [ 12.181855][ T1538] lookup_slow+0x53/0x70 [ 12.181855][ T1538] link_path_walk+0xd2a/0x1910 [ 12.181855][ T1538] path_openat+0x23c/0x3850 [ 12.181855][ T1538] ? __pfx_stack_trace_consume_entry+0x10/0x10 [ 12.181855][ T1538] ? arch_stack_walk+0x11b/0x150 [ 12.181855][ T1538] ? ret_from_fork_asm+0x1a/0x30 [ 12.181855][ T1538] do_file_open+0x23e/0x4a0 [ 12.181855][ T1538] ? kasan_save_track+0x3e/0x80 [ 12.181855][ T1538] ? __kasan_slab_alloc+0x6c/0x80 [ 12.181855][ T1538] ? kmem_cache_alloc_noprof+0x348/0x6b0 [ 12.181855][ T1538] ? __pfx_do_file_open+0x10/0x10 [ 12.181855][ T1538] ? do_open_execat+0xad/0x590 [ 12.181855][ T1538] do_open_execat+0x12b/0x590 [ 12.181855][ T1538] ? rcu_is_watching+0x15/0xb0 [ 12.181855][ T1538] ? __pfx_do_open_execat+0x10/0x10 [ 12.181855][ T1538] ? kmem_cache_alloc_noprof+0x3b0/0x6b0 [ 12.181855][ T1538] ? do_getname_kernel+0x54/0x230 [ 12.181855][ T1538] ? do_getname_kernel+0x97/0x230 [ 12.181855][ T1538] alloc_bprm+0x24/0x640 [ 12.181855][ T1538] kernel_execve+0x85/0x9c0 [ 12.181855][ T1538] call_usermodehelper_exec_async+0x212/0x360 [ 12.181855][ T1538] ? __pfx_call_usermodehelper_exec_async+0x10/0x10 [ 12.181855][ T1538] ret_from_fork+0x514/0xb70 [ 12.181855][ T1538] ? __pfx_ret_from_fork+0x10/0x10 [ 12.181855][ T1538] ? __switch_to+0xc89/0x1420 [ 12.181855][ T1538] ? __pfx_call_usermodehelper_exec_async+0x10/0x10 [ 12.181855][ T1538] ret_from_fork_asm+0x1a/0x30 [ 12.181855][ T1538] [ 12.181855][ T1538] Kernel Offset: disabled