failed to run ["ssh" "-p" "22" "-F" "/dev/null" "-o" "UserKnownHostsFile=/dev/null" "-o" "IdentitiesOnly=yes" "-o" "BatchMode=yes" "-o" "StrictHostKeyChecking=no" "-o" "ConnectTimeout=10" "root@10.128.1.93" "pwd"]: exit status 255 ssh: connect to host 10.128.1.93 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 [ 0.000005][ T0] kvm-clock: using sched offset of 11909466311 cycles [ 0.000012][ T0] clocksource: kvm-clock: mask: 0xffffffffffffffff max_cycles: 0x1cd42e4dffb, max_idle_ns: 881590591483 ns [ 0.000033][ T0] tsc: Detected 2199.998 MHz processor [ 0.003763][ T0] last_pfn = 0x240000 max_arch_pfn = 0x400000000 [ 0.003813][ T0] MTRR map: 4 entries (3 fixed + 1 variable; max 19), built from 8 variable MTRRs [ 0.003824][ T0] x86/PAT: Configuration [0-7]: WB WC UC- UC WB WP UC- WT [ 0.003884][ T0] last_pfn = 0xbfffd max_arch_pfn = 0x400000000 [ 0.008961][ T0] found SMP MP-table at [mem 0x000f2890-0x000f289f] [ 0.008988][ T0] Using GB pages for direct mapping [ 0.012619][ T0] ACPI: Early table checksum verification disabled [ 0.012654][ T0] ACPI: RSDP 0x00000000000F2610 000014 (v00 Google) [ 0.012671][ T0] ACPI: RSDT 0x00000000BFFFFFB0 000038 (v01 Google GOOGRSDT 00000001 GOOG 00000001) [ 0.012694][ T0] ACPI: FACP 0x00000000BFFFF370 0000F4 (v02 Google GOOGFACP 00000001 GOOG 00000001) [ 0.012719][ T0] ACPI: DSDT 0x00000000BFFFD900 001A64 (v01 Google GOOGDSDT 00000001 GOOG 00000001) [ 0.012738][ T0] ACPI: FACS 0x00000000BFFFD8C0 000040 [ 0.012753][ T0] ACPI: FACS 0x00000000BFFFD8C0 000040 [ 0.012768][ T0] ACPI: SRAT 0x00000000BFFFFEA0 0000C8 (v03 Google GOOGSRAT 00000001 GOOG 00000001) [ 0.012786][ T0] ACPI: APIC 0x00000000BFFFFDF0 000076 (v05 Google GOOGAPIC 00000001 GOOG 00000001) [ 0.012804][ T0] ACPI: SSDT 0x00000000BFFFF470 000980 (v01 Google GOOGSSDT 00000001 GOOG 00000001) [ 0.012822][ T0] ACPI: WAET 0x00000000BFFFFE70 000028 (v01 Google GOOGWAET 00000001 GOOG 00000001) [ 0.012837][ T0] ACPI: Reserving FACP table memory at [mem 0xbffff370-0xbffff463] [ 0.012845][ T0] ACPI: Reserving DSDT table memory at [mem 0xbfffd900-0xbffff363] [ 0.012851][ T0] ACPI: Reserving FACS table memory at [mem 0xbfffd8c0-0xbfffd8ff] [ 0.012858][ T0] ACPI: Reserving FACS table memory at [mem 0xbfffd8c0-0xbfffd8ff] [ 0.012864][ T0] ACPI: Reserving SRAT table memory at [mem 0xbffffea0-0xbfffff67] [ 0.012871][ T0] ACPI: Reserving APIC table memory at [mem 0xbffffdf0-0xbffffe65] [ 0.012877][ T0] ACPI: Reserving SSDT table memory at [mem 0xbffff470-0xbffffdef] [ 0.012884][ T0] ACPI: Reserving WAET table memory at [mem 0xbffffe70-0xbffffe97] [ 0.013010][ T0] ACPI: SRAT: Node 0 PXM 0 [mem 0x00000000-0x0009ffff] [ 0.013020][ T0] ACPI: SRAT: Node 0 PXM 0 [mem 0x00100000-0xbfffffff] [ 0.013029][ T0] ACPI: SRAT: Node 0 PXM 0 [mem 0x100000000-0x23fffffff] [ 0.013040][ T0] NUMA: Node 0 [mem 0x00001000-0x0009ffff] + [mem 0x00100000-0xbfffffff] -> [mem 0x00001000-0xbfffffff] [ 0.013052][ T0] NUMA: Node 0 [mem 0x00001000-0xbfffffff] + [mem 0x100000000-0x23fffffff] -> [mem 0x00001000-0x23fffffff] [ 0.013073][ T0] Faking node 0 at [mem 0x0000000000001000-0x0000000140000fff] (5120MB) [ 0.013081][ T0] Faking node 1 at [mem 0x0000000140001000-0x000000023fffffff] (4095MB) [ 0.013174][ T0] NODE_DATA(0) allocated [mem 0x13fffac80-0x140000fff] [ 0.014003][ T0] NODE_DATA(1) allocated [mem 0x23fff6c80-0x23fffcfff] [ 0.312720][ T0] KernelAddressSanitizer initialized (generic) [ 0.313522][ T0] ACPI: PM-Timer IO Port: 0xb008 [ 0.313556][ T0] ACPI: LAPIC_NMI (acpi_id[0xff] dfl dfl lint[0x1]) [ 0.313707][ T0] IOAPIC[0]: apic_id 0, version 17, address 0xfec00000, GSI 0-23 [ 0.313721][ T0] ACPI: INT_SRC_OVR (bus 0 bus_irq 5 global_irq 5 high level) [ 0.313731][ T0] ACPI: INT_SRC_OVR (bus 0 bus_irq 9 global_irq 9 high level) [ 0.313738][ T0] ACPI: INT_SRC_OVR (bus 0 bus_irq 10 global_irq 10 high level) [ 0.313746][ T0] ACPI: INT_SRC_OVR (bus 0 bus_irq 11 global_irq 11 high level) [ 0.313765][ T0] ACPI: Using ACPI (MADT) for SMP configuration information [ 0.313775][ T0] CPU topo: Max. logical packages: 1 [ 0.313780][ T0] CPU topo: Max. logical nodes: 1 [ 0.313783][ T0] CPU topo: Num. nodes per package: 1 [ 0.313792][ T0] CPU topo: Max. logical dies: 1 [ 0.313795][ T0] CPU topo: Max. dies per package: 1 [ 0.313807][ T0] CPU topo: Max. threads per core: 2 [ 0.313812][ T0] CPU topo: Num. cores per package: 1 [ 0.313816][ T0] CPU topo: Num. threads per package: 2 [ 0.313820][ T0] CPU topo: Allowing 2 present CPUs plus 0 hotplug CPUs [ 0.313925][ T0] PM: hibernation: Registered nosave memory: [mem 0x00000000-0x00000fff] [ 0.313935][ T0] PM: hibernation: Registered nosave memory: [mem 0x0009f000-0x000fffff] [ 0.313943][ T0] PM: hibernation: Registered nosave memory: [mem 0xbfffd000-0xffffffff] [ 0.313966][ T0] [gap 0xc0000000-0xfffbbfff] available for PCI devices [ 0.313972][ T0] Booting paravirtualized kernel on KVM [ 0.313983][ T0] clocksource: refined-jiffies: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 19112604462750000 ns [ 0.447481][ T0] Zone ranges: [ 0.447491][ T0] DMA [mem 0x0000000000001000-0x0000000000ffffff] [ 0.447504][ T0] DMA32 [mem 0x0000000001000000-0x00000000ffffffff] [ 0.447512][ T0] Normal [mem 0x0000000100000000-0x000000023fffffff] [ 0.447520][ T0] Device empty [ 0.447525][ T0] Movable zone start for each node [ 0.447528][ T0] Early memory node ranges [ 0.447532][ T0] node 0: [mem 0x0000000000001000-0x000000000009efff] [ 0.447539][ T0] node 0: [mem 0x0000000000100000-0x00000000bfffcfff] [ 0.447547][ T0] node 0: [mem 0x0000000100000000-0x0000000140000fff] [ 0.447554][ T0] node 1: [mem 0x0000000140001000-0x000000023fffffff] [ 0.447563][ T0] Initmem setup node 0 [mem 0x0000000000001000-0x0000000140000fff] [ 0.447583][ T0] Initmem setup node 1 [mem 0x0000000140001000-0x000000023fffffff] [ 0.447633][ T0] On node 0, zone DMA: 1 pages in unavailable ranges [ 0.447877][ T0] On node 0, zone DMA: 97 pages in unavailable ranges [ 0.510661][ T0] On node 0, zone Normal: 3 pages in unavailable ranges [ 0.572851][ T0] setup_percpu: NR_CPUS:8 nr_cpumask_bits:2 nr_cpu_ids:2 nr_node_ids:2 [ 0.573547][ T0] percpu: Embedded 72 pages/cpu s254408 r8192 d32312 u1048576 [ 0.573730][ T0] kvm-guest: PV spinlocks enabled [ 0.573740][ T0] PV qspinlock hash table entries: 256 (order: 0, 4096 bytes, linear) [ 0.573760][ 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 \ [ 0.573787][ T0] Kernel command line: comedi.comedi_num_legacy_minors=4 panic_on_warn=1 BOOT_IMAGE=/boot/bzImage root=/dev/sda1 console=ttyS0 [ 0.578097][ T0] Unknown kernel command line parameters "nbds_max=32", will be passed to user space. [ 0.578180][ T0] random: crng init done [ 0.578185][ T0] printk: log buffer data + meta data: 262144 + 917504 = 1179648 bytes [ 0.578388][ T0] software IO TLB: area num 2. [ 0.606020][ T0] Fallback order for Node 0: 0 1 [ 0.606040][ T0] Fallback order for Node 1: 1 0 [ 0.606054][ T0] Built 2 zonelists, mobility grouping on. Total pages: 2097051 [ 0.606061][ T0] Policy zone: Normal [ 0.606741][ T0] mem auto-init: stack:all(zero), heap alloc:on, heap free:off [ 0.606750][ T0] stackdepot: allocating hash table via alloc_large_system_hash [ 0.606760][ T0] serialport: Connected to syzkaller.us-central1-b.ci-upstream-rust-kasan-gce-3 port 1 (session ID: 139eda4ba2c00f9e9b5898a78b7b7d2af759cf0846e501a647792fb2568fe00e, active connections: 1). stackdepot hash table entries: 1048576 (order: 12, 16777216 bytes, linear) [ 0.611216][ T0] stackdepot: allocating space for 8192 stack pools via memblock [ 1.341884][ T0] ********************************************************** [ 1.341894][ T0] ** NOTICE NOTICE NOTICE NOTICE NOTICE NOTICE NOTICE ** [ 1.341898][ T0] ** ** [ 1.341902][ T0] ** This system shows unhashed kernel memory addresses ** [ 1.341905][ T0] ** via the console, logs, and other interfaces. This ** [ 1.341909][ T0] ** might reduce the security of your system. ** [ 1.341920][ T0] ** ** [ 1.341924][ T0] ** If you see this message and you are not debugging ** [ 1.341927][ T0] ** the kernel, report this immediately to your system ** [ 1.341931][ T0] ** administrator! ** [ 1.341935][ T0] ** ** [ 1.341939][ T0] ** Use hash_pointers=always to force this mode off ** [ 1.341942][ T0] ** ** [ 1.341946][ T0] ** NOTICE NOTICE NOTICE NOTICE NOTICE NOTICE NOTICE ** [ 1.341949][ T0] ********************************************************** [ 1.345712][ T0] SLUB: HWalign=64, Order=0-3, MinObjects=0, CPUs=2, Nodes=2 [ 1.477891][ T0] allocated 167772160 bytes of page_ext [ 1.477942][ T0] Node 0, zone DMA: page owner found early allocated 0 pages [ 1.491826][ T0] Node 0, zone DMA32: page owner found early allocated 21120 pages [ 1.496001][ T0] Node 0, zone Normal: page owner found early allocated 131 pages [ 1.507860][ T0] Node 1, zone Normal: page owner found early allocated 19848 pages [ 1.508399][ T0] Kernel/User page tables isolation: enabled [ 1.510776][ T0] Dynamic Preempt: full [ 1.512358][ T0] Running RCU self tests [ 1.512363][ T0] Running RCU synchronous self tests [ 1.512368][ T0] rcu: Preemptible hierarchical RCU implementation. [ 1.512372][ T0] rcu: RCU lockdep checking is enabled. [ 1.512375][ T0] rcu: RCU restricting CPUs from NR_CPUS=8 to nr_cpu_ids=2. [ 1.512381][ T0] rcu: RCU priority boosting: priority 1 delay 500 ms. [ 1.512387][ T0] rcu: RCU callback double-/use-after-free debug is enabled. [ 1.512392][ T0] rcu: RCU_SOFTIRQ processing moved to rcuc kthreads. [ 1.512395][ T0] rcu: RCU debug extended QS entry/exit. [ 1.512399][ T0] No expedited grace period (rcu_normal_after_boot). [ 1.512416][ T0] Trampoline variant of Tasks RCU enabled. [ 1.512419][ T0] Tracing variant of Tasks RCU enabled. [ 1.512423][ T0] rcu: RCU calculated value of scheduler-enlistment delay is 10 jiffies. [ 1.512428][ T0] rcu: Adjusting geometry for rcu_fanout_leaf=16, nr_cpu_ids=2 [ 1.512601][ T0] Running RCU synchronous self tests [ 1.512637][ T0] RCU Tasks: Setting shift to 1 and lim to 1 rcu_task_cb_adjust=1 rcu_task_cpu_ids=2. [ 1.683018][ T0] NR_IRQS: 4352, nr_irqs: 440, preallocated irqs: 16 [ 1.684174][ T0] rcu: srcu_init: Setting srcu_struct sizes based on contention. [ 1.684950][ T0] kfence: initialized - using 2097152 bytes for 255 objects at 0xffff88823be00000-0xffff88823c000000 [ 1.686971][ T0] Console: colour VGA+ 80x25 [ 2.130839][ T0] printk: legacy console [ttyS0] enabled [ 2.130850][ T0] printk: legacy bootconsole [earlyser0] disabled [ 2.130929][ T0] Lock dependency validator: Copyright (c) 2006 Red Hat, Inc., Ingo Molnar [ 2.130934][ T0] ... MAX_LOCKDEP_SUBCLASSES: 8 [ 2.130938][ T0] ... MAX_LOCK_DEPTH: 48 [ 2.130943][ T0] ... MAX_LOCKDEP_KEYS: 8192 [ 2.130947][ T0] ... CLASSHASH_SIZE: 4096 [ 2.130951][ T0] ... MAX_LOCKDEP_ENTRIES: 1048576 [ 2.130955][ T0] ... MAX_LOCKDEP_CHAINS: 1048576 [ 2.130960][ T0] ... CHAINHASH_SIZE: 524288 [ 2.130964][ T0] memory used by lock dependency info: 106625 kB [ 2.130968][ T0] memory used for stack traces: 8320 kB [ 2.130972][ T0] per task-struct memory footprint: 1920 bytes [ 2.131329][ T0] ACPI: Core revision 20260408 [ 2.132828][ T0] APIC: Switch to symmetric I/O mode setup [ 2.133598][ T0] x2apic enabled [ 2.140239][ T0] APIC: Switched APIC routing to: physical x2apic [ 2.147266][ T0] ..TIMER: vector=0x30 apic1=0 pin1=0 apic2=-1 pin2=-1 [ 2.147630][ T0] clocksource: tsc-early: mask: 0xffffffffffffffff max_cycles: 0x1fb63109b96, max_idle_ns: 440795265316 ns [ 2.147679][ T0] Calibrating delay loop (skipped) preset value.. 4399.99 BogoMIPS (lpj=21999980) [ 2.148371][ T0] Last level iTLB entries: 4KB 64, 2MB 8, 4MB 8 [ 2.148378][ T0] Last level dTLB entries: 4KB 64, 2MB 32, 4MB 32, 1GB 4 [ 2.148439][ T0] mitigations: Enabled attack vectors: user_kernel, user_user, guest_host, guest_guest, SMT mitigations: auto [ 2.148458][ T0] Speculative Store Bypass: Mitigation: Speculative Store Bypass disabled via prctl [ 2.148465][ T0] Spectre V2 : Mitigation: IBRS [ 2.148469][ T0] RETBleed: Mitigation: IBRS [ 2.148472][ T0] ITS: Mitigation: Aligned branch/return thunks [ 2.148477][ T0] Spectre V2 : User space: Mitigation: STIBP via prctl [ 2.148481][ T0] MDS: Mitigation: Clear CPU buffers [ 2.148485][ T0] TAA: Mitigation: Clear CPU buffers [ 2.148488][ T0] MMIO Stale Data: Vulnerable: Clear CPU buffers attempted, no microcode [ 2.148493][ T0] Spectre V1 : Mitigation: usercopy/swapgs barriers and __user pointer sanitization [ 2.148501][ T0] Spectre V2 : Spectre v2 / SpectreRSB: Filling RSB on context switch and VMEXIT [ 2.148523][ T0] Spectre V2 : mitigation: Enabling conditional Indirect Branch Prediction Barrier [ 2.148578][ T0] active return thunk: its_return_thunk [ 2.148603][ T0] Spectre V2 : Spectre BHI mitigation: SW BHB clearing on syscall and VM exit [ 2.148669][ T0] x86/fpu: Supporting XSAVE feature 0x001: 'x87 floating point registers' [ 2.148679][ T0] x86/fpu: Supporting XSAVE feature 0x002: 'SSE registers' [ 2.148687][ T0] x86/fpu: Supporting XSAVE feature 0x004: 'AVX registers' [ 2.148696][ T0] x86/fpu: xstate_offset[2]: 576, xstate_sizes[2]: 256 [ 2.148707][ T0] x86/fpu: Enabled xstate features 0x7, context size is 832 bytes, using 'standard' format. [ 2.562180][ T0] pid_max: default: 32768 minimum: 301 [ 2.564387][ T0] landlock: Up and running. [ 2.564397][ T0] Yama: becoming mindful. [ 2.564945][ T0] TOMOYO Linux initialized [ 2.566581][ T0] AppArmor: AppArmor initialized [ 2.570048][ T0] LSM support for eBPF active [ 2.578194][ T0] Dentry cache hash table entries: 1048576 (order: 11, 8388608 bytes, vmalloc hugepage) [ 2.581851][ T0] Inode-cache hash table entries: 524288 (order: 10, 4194304 bytes, vmalloc hugepage) [ 2.582397][ T0] Mount-cache hash table entries: 16384 (order: 5, 131072 bytes, vmalloc) [ 2.582633][ T0] Mountpoint-cache hash table entries: 16384 (order: 5, 131072 bytes, vmalloc) [ 2.585988][ T0] VFS: Finished mounting rootfs on nullfs [ 2.592348][ T0] Running RCU synchronous self tests [ 2.592362][ T0] Running RCU synchronous self tests [ 2.714020][ T1] smpboot: CPU0: Intel(R) Xeon(R) CPU @ 2.20GHz (family: 0x6, model: 0x4f, stepping: 0x0) [ 2.717667][ T1] Performance Events: unsupported CPU family 6 model 79 no PMU driver, software events only. [ 2.717667][ T1] signal: max sigframe size: 1776 [ 2.727813][ T1] rcu: Hierarchical SRCU implementation. [ 2.727828][ T1] rcu: Max phase no-delay instances is 1000. [ 2.817835][ T1] Timer migration: 1 hierarchy levels; 8 children per group; 0 crossnode level [ 3.028547][ T1] NMI watchdog: Perf NMI watchdog permanently disabled [ 3.041182][ T1] smp: Bringing up secondary CPUs ... [ 3.046304][ T1] smpboot: x86: Booting SMP configuration: [ 3.046316][ T1] .... node #0, CPUs: #1 [ 3.057838][ 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. [ 3.057858][ 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. [ 3.057873][ 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. [ 3.058005][ T1] smp: Brought up 2 nodes, 2 CPUs [ 3.058023][ T1] smpboot: Total of 2 processors activated (8799.99 BogoMIPS) [ 3.059283][ T1] Memory: 6461248K/8388204K available (168104K kernel code, 29786K rwdata, 41304K rodata, 25584K init, 129260K bss, 1738832K reserved, 0K cma-reserved) [ 3.063081][ T1] devtmpfs: initialized [ 3.101554][ T1] x86/mm: Memory block size: 128MB [ 3.199585][ T1] Running RCU synchronous self tests [ 3.199658][ T1] Running RCU synchronous self tests [ 3.200022][ T1] Running RCU Tasks wait API self tests [ 3.307763][ T1] Running RCU Tasks Trace wait API self tests [ 3.321602][ T1] clocksource: jiffies: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 19112604462750000 ns [ 3.321602][ T1] posixtimers hash table entries: 1024 (order: 6, 139264 bytes, vmalloc) [ 3.321602][ T1] futex hash table entries: 256 (49152 bytes on 2 NUMA nodes, total 96 KiB, linear). [ 3.321767][ T1] xor: automatically using best checksumming function avx [ 3.337732][ T1] PM: RTC time: 11:44:37, date: 2026-06-14 [ 3.364533][ T1] NET: Registered PF_NETLINK/PF_ROUTE protocol family [ 3.377481][ T1] audit: initializing netlink subsys (disabled) [ 3.378193][ T38] audit: type=2000 audit(1781437477.275:1): state=initialized audit_enabled=0 res=1 [ 3.387818][ T10] Callback from call_rcu_tasks_trace() invoked. [ 3.390696][ T1] thermal_sys: Registered thermal governor 'step_wise' [ 3.392627][ T1] cpuidle: using governor menu [ 3.398465][ T1] NET: Registered PF_QIPCRTR protocol family [ 3.407703][ T1] Freeing SMP alternatives memory: 128K [ 3.419790][ T1] dca service started, version 1.12.1 [ 3.420200][ T1] PCI: Using configuration type 1 for base access [ 3.439045][ T1] HugeTLB: registered 1.00 GiB page size, pre-allocated 0 pages [ 3.439045][ T1] HugeTLB: 16380 KiB vmemmap can be freed for a 1.00 GiB page [ 3.439045][ T1] HugeTLB: registered 2.00 MiB page size, pre-allocated 0 pages [ 3.439045][ T1] HugeTLB: 28 KiB vmemmap can be freed for a 2.00 MiB page [ 3.509320][ T1] raid6: using avx2x2 recovery algorithm [ 3.509338][ T1] raid6: skipped pq benchmark and selected avx2x4 [ 3.514946][ T1] ACPI: Added _OSI(Module Device) [ 3.514964][ T1] ACPI: Added _OSI(Processor Device) [ 3.514976][ T1] ACPI: Added _OSI(Processor Aggregator Device) [ 3.547839][ T36] Callback from call_rcu_tasks() invoked. [ 3.792329][ T1] ACPI: 2 ACPI AML tables successfully acquired and loaded [ 3.832659][ T1] ACPI: \_SB_: platform _OSC: OS support mask [000e7eee] [ 3.871532][ T1] ACPI: Interpreter enabled [ 3.872536][ T1] ACPI: PM: (supports S0 S3 S4 S5) [ 3.872618][ T1] ACPI: Using IOAPIC for interrupt routing [ 3.873322][ T1] PCI: Using host bridge windows from ACPI; if necessary, use "pci=nocrs" and report a bug [ 3.873337][ T1] PCI: Ignoring E820 reservations for host bridge windows [ 3.899984][ T1] ACPI: Enabled 16 GPEs in block 00 to 0F [ 4.284145][ T1] ACPI: PCI Root Bridge [PCI0] (domain 0000 [bus 00-ff]) [ 4.284296][ T1] acpi PNP0A03:00: _OSC: OS supports [ASPM ClockPM Segments MSI HPX-Type3] [ 4.284322][ T1] acpi PNP0A03:00: _OSC: not requesting OS control; OS requires [ExtendedConfig ASPM ClockPM MSI] [ 4.285202][ T1] acpi PNP0A03:00: _OSC: platform retains control of PCIe features (AE_ERROR) [ 4.286063][ T1] acpi PNP0A03:00: fail to add MMCONFIG information, can't access extended configuration space under this bridge [ 4.367111][ T1] PCI host bridge to bus 0000:00 [ 4.367133][ T1] pci_bus 0000:00: Unknown NUMA node; performance will be reduced [ 4.380783][ T1] pci_bus 0000:00: root bus resource [io 0x0000-0x0cf7 window] [ 4.380837][ T1] pci_bus 0000:00: root bus resource [io 0x0d00-0xffff window] [ 4.380878][ T1] pci_bus 0000:00: root bus resource [mem 0x000a0000-0x000bffff window] [ 4.380920][ T1] pci_bus 0000:00: root bus resource [mem 0xc0000000-0xfebfefff window] [ 4.380971][ T1] pci_bus 0000:00: root bus resource [bus 00-ff] [ 4.381746][ T1] pci 0000:00:00.0: [8086:1237] type 00 class 0x060000 conventional PCI endpoint [ 4.387550][ T1] pci 0000:00:01.0: [8086:7110] type 00 class 0x060100 conventional PCI endpoint [ 4.457791][ T1] pci 0000:00:01.3: [8086:7113] type 00 class 0x068000 conventional PCI endpoint [ 4.463548][ T1] pci 0000:00:01.3: quirk: [io 0xb000-0xb03f] claimed by PIIX4 ACPI [ 4.490054][ T1] pci 0000:00:03.0: [1af4:1004] type 00 class 0x000000 conventional PCI endpoint [ 4.494699][ T1] pci 0000:00:03.0: BAR 0 [io 0xc000-0xc03f] [ 4.494758][ T1] pci 0000:00:03.0: BAR 1 [mem 0xfe800000-0xfe80007f] [ 4.526733][ T1] pci 0000:00:04.0: [1af4:1000] type 00 class 0x020000 conventional PCI endpoint [ 4.541683][ T1] pci 0000:00:04.0: BAR 0 [io 0xc040-0xc07f] [ 4.541740][ T1] pci 0000:00:04.0: BAR 1 [mem 0xfe801000-0xfe80107f] [ 4.565549][ T1] pci 0000:00:05.0: [1ae0:a002] type 00 class 0x030000 conventional PCI endpoint [ 4.585340][ T1] pci 0000:00:05.0: BAR 0 [mem 0xfe000000-0xfe7fffff] [ 4.586365][ T1] pci 0000:00:05.0: Video device with shadowed ROM at [mem 0x000c0000-0x000dffff] [ 4.607192][ T1] pci 0000:00:06.0: [1af4:1002] type 00 class 0x00ff00 conventional PCI endpoint [ 4.627734][ T1] pci 0000:00:06.0: BAR 0 [io 0xc080-0xc09f] [ 4.636775][ T1] pci 0000:00:07.0: [1af4:1005] type 00 class 0x00ff00 conventional PCI endpoint [ 4.659891][ T1] pci 0000:00:07.0: BAR 0 [io 0xc0a0-0xc0bf] [ 4.659945][ T1] pci 0000:00:07.0: BAR 1 [mem 0xfe802000-0xfe80203f] [ 4.743576][ T1] ACPI: PCI: Interrupt link LNKA configured for IRQ 10 [ 4.761272][ T1] ACPI: PCI: Interrupt link LNKB configured for IRQ 10 [ 4.778499][ T1] ACPI: PCI: Interrupt link LNKC configured for IRQ 11 [ 4.797823][ T1] ACPI: PCI: Interrupt link LNKD configured for IRQ 11 [ 4.803652][ T1] ACPI: PCI: Interrupt link LNKS configured for IRQ 9 [ 4.852128][ T1] iommu: Default domain type: Translated [ 4.852128][ T1] iommu: DMA domain TLB invalidation policy: lazy mode [ 4.862951][ T1] SCSI subsystem initialized [ 4.882303][ T1] ACPI: bus type USB registered [ 4.883693][ T1] usbcore: registered new interface driver usbfs [ 4.884447][ T1] usbcore: registered new interface driver hub [ 4.884931][ T1] usbcore: registered new device driver usb [ 4.894847][ T1] mc: Linux media interface: v0.10 [ 4.896281][ T1] videodev: Linux video capture interface: v2.00 [ 4.902085][ T1] pps_core: LinuxPPS API ver. 1 registered [ 4.902155][ T1] pps_core: Software ver. 5.3.6 - Copyright 2005-2007 Rodolfo Giometti [ 4.903015][ T1] PTP clock support registered [ 4.948366][ T1] EDAC MC: Ver: 3.0.0 [ 4.974541][ T1] Advanced Linux Sound Architecture Driver Initialized. [ 5.018130][ T1] Bluetooth: Core ver 2.22 [ 5.018733][ T1] NET: Registered PF_BLUETOOTH protocol family [ 5.018742][ T1] Bluetooth: HCI device and connection manager initialized [ 5.018905][ T1] Bluetooth: HCI socket layer initialized [ 5.018934][ T1] Bluetooth: L2CAP socket layer initialized [ 5.019084][ T1] Bluetooth: SCO socket layer initialized [ 5.019215][ T1] NET: Registered PF_ATMPVC protocol family [ 5.019224][ T1] NET: Registered PF_ATMSVC protocol family [ 5.019691][ T1] NetLabel: Initializing [ 5.019698][ T1] NetLabel: domain hash size = 128 [ 5.019704][ T1] NetLabel: protocols = UNLABELED CIPSOv4 CALIPSO [ 5.020321][ T1] NetLabel: unlabeled traffic allowed by default [ 5.033574][ T1] nfc: nfc_init: NFC Core ver 0.1 [ 5.036112][ T1] NET: Registered PF_NFC protocol family [ 5.036729][ T1] mctp: management component transport protocol core [ 5.036762][ T1] NET: Registered PF_MCTP protocol family [ 5.050015][ T1] PCI: Using ACPI for IRQ routing [ 5.050680][ T1] e820: register RAM buffer resource [mem 0x0009fc00-0x0009ffff] [ 5.050963][ T1] e820: register RAM buffer resource [mem 0xbfffd000-0xbfffffff] [ 5.060500][ T1] pci 0000:00:05.0: vgaarb: setting as boot VGA device [ 5.060564][ T1] pci 0000:00:05.0: vgaarb: bridge control possible [ 5.060606][ T1] pci 0000:00:05.0: vgaarb: VGA device added: decodes=io+mem,owns=io+mem,locks=none [ 5.060730][ T1] vgaarb: loaded [ 5.127610][ T1] clocksource: Switched to clocksource kvm-clock [ 5.185601][ T1] VFS: Disk quotas dquot_6.6.0 [ 5.186019][ T1] VFS: Dquot-cache hash table entries: 512 (4096 bytes) [ 5.212067][ T1] netfs: FS-Cache loaded [ 5.220576][ T1] CacheFiles: Loaded [ 5.222230][ T1] TOMOYO: 2.6.0 [ 5.222241][ T1] Mandatory Access Control activated. [ 5.246106][ T1] AppArmor: AppArmor Filesystem Enabled [ 5.247567][ T1] pnp: PnP ACPI init [ 5.304706][ T1] pnp: PnP ACPI: found 6 devices [ 5.440538][ T1] clocksource: acpi_pm: mask: 0xffffff max_cycles: 0xffffff, max_idle_ns: 2085701024 ns [ 5.443338][ T1] NET: Registered PF_INET protocol family [ 5.462267][ T1] IP idents hash table entries: 131072 (order: 8, 1048576 bytes, vmalloc) [ 5.486390][ T1] tcp_listen_portaddr_hash hash table entries: 4096 (order: 8, 557056 bytes, vmalloc) [ 5.487841][ T1] Table-perturb hash table entries: 65536 (order: 6, 262144 bytes, vmalloc) [ 5.489263][ T1] TCP established hash table entries: 65536 (order: 7, 524288 bytes, vmalloc) [ 5.541332][ T1] TCP bind hash table entries: 65536 (order: 13, 17825792 bytes, vmalloc hugepage) [ 5.567655][ T1] TCP: Hash tables configured (established 65536 bind 65536) [ 5.571622][ T1] MPTCP token hash table entries: 8192 (order: 9, 1245184 bytes, vmalloc) [ 5.591855][ T1] UDP hash table entries: 4096 (order: 9, 1835008 bytes, vmalloc) [ 5.604951][ T1] NET: Registered PF_UNIX/PF_LOCAL protocol family [ 5.621360][ T1] RPC: Registered named UNIX socket transport module. [ 5.621392][ T1] RPC: Registered udp transport module. [ 5.621404][ T1] RPC: Registered tcp transport module. [ 5.621416][ T1] RPC: Registered tcp-with-tls transport module. [ 5.621428][ T1] RPC: Registered tcp NFSv4.1 backchannel transport module. [ 5.658635][ T1] NET: Registered PF_XDP protocol family [ 5.658957][ T1] pci_bus 0000:00: resource 4 [io 0x0000-0x0cf7 window] [ 5.658977][ T1] pci_bus 0000:00: resource 5 [io 0x0d00-0xffff window] [ 5.658992][ T1] pci_bus 0000:00: resource 6 [mem 0x000a0000-0x000bffff window] [ 5.659007][ T1] pci_bus 0000:00: resource 7 [mem 0xc0000000-0xfebfefff window] [ 5.665685][ T1] pci 0000:00:00.0: Limiting direct PCI/PCI transfers [ 5.666109][ T1] PCI: CLS 0 bytes, default 64 [ 5.713315][ T1] PCI-DMA: Using software bounce buffering for IO (SWIOTLB) [ 5.713336][ T1] software IO TLB: mapped [mem 0x00000000b4600000-0x00000000b8600000] (64MB) [ 5.732870][ T1] ACPI: bus type thunderbolt registered [ 5.738373][ T68] kworker/u8:1 (68) used greatest stack depth: 27520 bytes left [ 5.752416][ T69] kworker/u8:1 (69) used greatest stack depth: 27272 bytes left [ 5.772680][ T1] RAPL PMU: API unit is 2^-32 Joules, 0 fixed counters, 10737418240 ms ovfl timer [ 5.870895][ T1] kvm_amd: CPU 1 isn't AMD or Hygon [ 5.870933][ T1] clocksource: tsc: mask: 0xffffffffffffffff max_cycles: 0x1fb63109b96, max_idle_ns: 440795265316 ns [ 5.872185][ T1] clocksource: Switched to clocksource tsc [ 5.905495][ T75] kworker/u8:1 (75) used greatest stack depth: 27160 bytes left [ 5.923266][ T79] kworker/u8:4 (79) used greatest stack depth: 26920 bytes left [ 5.934359][ T80] kworker/u8:4 (80) used greatest stack depth: 26120 bytes left [ 5.974769][ T1] Initialise system trusted keyrings [ 5.980299][ T1] workingset: timestamp_bits=40 (anon: 35) max_order=21 bucket_order=0 (anon: 0) [ 6.008571][ T1] DLM installed [ 6.021258][ T1] squashfs: version 4.0 (2009/01/31) Phillip Lougher [ 6.041562][ T1] NFS: Registering the id_resolver key type [ 6.041780][ T1] Key type id_resolver registered [ 6.041797][ T1] Key type id_legacy registered [ 6.042148][ T1] nfs4filelayout_init: NFSv4 File Layout Driver Registering... [ 6.042413][ T1] nfs4flexfilelayout_init: NFSv4 Flexfile Layout Driver Registering... [ 6.059130][ T1] smbdirect: subsystem loading... [ 6.092526][ T1] smbdirect: subsystem loaded [ 6.119247][ T1] Key type cifs.spnego registered [ 6.119642][ T1] Key type cifs.idmap registered [ 6.134230][ T1] ntfs3: Enabled Linux POSIX ACLs support [ 6.134240][ T1] ntfs3: Read-only LZX/Xpress compression included [ 6.134650][ T1] efs: 1.0a - http://aeschi.ch.eu.org/efs/ [ 6.134769][ T1] jffs2: version 2.2. (NAND) (SUMMARY) © 2001-2006 Red Hat, Inc. [ 6.137131][ T1] romfs: ROMFS MTD (C) 2007 Red Hat, Inc. [ 6.137379][ T1] QNX4 filesystem 0.2.3 registered. [ 6.137484][ T1] qnx6: QNX6 filesystem 1.0.0 registered. [ 6.188405][ T1] fuse: init (API version 7.45) [ 6.202031][ T1] orangefs_debugfs_init: called with debug mask: :none: :0: [ 6.213131][ T1] orangefs_init: module version upstream loaded [ 6.221377][ T1] JFS: nTxBlock = 8192, nTxLock = 65536 [ 6.248335][ T1] SGI XFS with ACLs, security attributes, realtime, quota, no debug enabled [ 6.264163][ T1] 9p: Installing v9fs 9p2000 file system support [ 6.265817][ T1] NILFS version 2 loaded [ 6.265835][ T1] befs: version: 0.9.3 [ 6.267303][ T1] ocfs2: Registered cluster interface o2cb [ 6.268733][ T1] ocfs2: Registered cluster interface user [ 6.270930][ T1] OCFS2 User DLM kernel interface loaded [ 6.331545][ T1] gfs2: GFS2 installed [ 6.359327][ T1] ceph: loaded (mds proto 32) [ 6.377519][ T1] NET: Registered PF_ALG protocol family [ 6.377986][ T1] async_tx: api initialized (async) [ 6.378051][ T1] Key type asymmetric registered [ 6.378139][ T1] Asymmetric key parser 'x509' registered [ 6.378156][ T1] Asymmetric key parser 'pkcs8' registered [ 6.378172][ T1] Key type pkcs7_test registered [ 6.380032][ T1] Block layer SCSI generic (bsg) driver version 0.4 loaded (major 239) [ 6.382358][ T1] io scheduler mq-deadline registered [ 6.382378][ T1] io scheduler kyber registered [ 6.383010][ T1] io scheduler bfq registered [ 6.482174][ T1] input: Power Button as /devices/platform/LNXPWRBN:00/input/input0 [ 6.493190][ T1] ACPI: button: Power Button [PWRF] [ 6.508452][ T1] input: Sleep Button as /devices/platform/LNXSLPBN:00/input/input1 [ 6.511039][ T1] ACPI: button: Sleep Button [SLPF] [ 6.567658][ T1] ioatdma: Intel(R) QuickData Technology Driver 5.00 [ 6.622736][ T1] ACPI: \_SB_.LNKC: Enabled at IRQ 11 [ 6.622992][ T1] virtio-pci 0000:00:03.0: virtio_pci: leaving for legacy driver [ 6.687474][ T1] ACPI: \_SB_.LNKD: Enabled at IRQ 10 [ 6.687726][ T1] virtio-pci 0000:00:04.0: virtio_pci: leaving for legacy driver [ 6.749343][ T1] ACPI: \_SB_.LNKB: Enabled at IRQ 10 [ 6.749522][ T1] virtio-pci 0000:00:06.0: virtio_pci: leaving for legacy driver [ 6.799630][ T1] virtio-pci 0000:00:07.0: virtio_pci: leaving for legacy driver [ 7.951308][ T1] N_HDLC line discipline registered with maxframe=4096 [ 7.961054][ T1] Serial: 8250/16550 driver, 4 ports, IRQ sharing enabled [ 7.985234][ T1] 00:02: ttyS0 at I/O 0x3f8 (irq = 4, base_baud = 115200) is a 16550A [ 8.037888][ T1] 00:03: ttyS1 at I/O 0x2f8 (irq = 3, base_baud = 115200) is a 16550A [ 8.074253][ T1] 00:04: ttyS2 at I/O 0x3e8 (irq = 6, base_baud = 115200) is a 16550A [ 8.099574][ T1] 00:05: ttyS3 at I/O 0x2e8 (irq = 7, base_baud = 115200) is a 16550A [ 8.160994][ T1] Non-volatile memory driver v1.3 [ 8.226194][ T1] usbcore: registered new interface driver xillyusb [ 8.244051][ T1] ACPI: bus type drm_connector registered [ 8.262122][ T1] [drm] Initialized vgem 1.0.0 for vgem on minor 0 [ 8.292665][ T1] [drm] Initialized vkms 1.0.0 for vkms on minor 1 [ 8.457358][ T1] Console: switching to colour frame buffer device 128x48 [ 8.527077][ T1] faux_driver vkms: [drm] fb0: vkmsdrmfb frame buffer device [ 8.528149][ T1] usbcore: registered new interface driver udl [ 8.556347][ T1] usbcore: registered new interface driver gm12u320 [ 8.557263][ T1] usbcore: registered new interface driver gud [ 8.776994][ T1] brd: module loaded [ 9.330163][ T1] loop: module loaded [ 9.764562][ T1] zram: Added device: zram0 [ 9.801002][ T1] null_blk: disk nullb0 created [ 9.801025][ T1] null_blk: module loaded [ 9.801055][ T1] rnull_mod: Rust null_blk loaded [ 9.822538][ T1] Guest personality initialized and is inactive [ 9.832565][ T1] VMCI host device registered (name=vmci, major=10, minor=267) [ 9.832586][ T1] Initialized host personality [ 9.848111][ T1] usbcore: registered new interface driver rtsx_usb [ 9.861285][ T1] usbcore: registered new interface driver viperboard [ 9.870930][ T1] usbcore: registered new interface driver dln2 [ 9.880862][ T1] usbcore: registered new interface driver pn533_usb [ 9.902486][ T1] nfcsim 0.2 initialized [ 9.909290][ T1] usbcore: registered new interface driver port100 [ 9.910341][ T1] usbcore: registered new interface driver nfcmrvl [ 9.937043][ T1] Loading iSCSI transport class v2.0-870. [ 9.979399][ T1] virtio_scsi virtio0: 1/0/0 default/read/poll queues [ 10.020640][ T1] scsi host0: Virtio SCSI HBA [ 10.021039][ T1] blk-mq: reduced tag depth to 10240 [ 10.297801][ T1] st: Version 20160209, fixed bufsize 32768, s/g segs 256 [ 10.329815][ T1036] scsi 0:0:1:0: Direct-Access Google PersistentDisk 1 PQ: 0 ANSI: 6 [ 10.415298][ T1] Rounding down aligned max_sectors from 4294967295 to 4294967288 [ 10.417337][ T1] db_root: cannot open: /etc/target [ 10.422116][ T1] slram: not enough parameters. [ 10.462377][ T1] ftl_cs: FTL header not found. [ 10.620495][ T1] wireguard: WireGuard 1.0.0 loaded. See www.wireguard.com for information. [ 10.620513][ T1] wireguard: Copyright (C) 2015-2019 Jason A. Donenfeld . All Rights Reserved. [ 10.620529][ T1] eql: Equalizer2002: Simon Janes (simon@ncm.com) and David S. Miller (davem@redhat.com) [ 10.689766][ T1] MACsec IEEE 802.1AE [ 10.766082][ T1] usbcore: registered new interface driver mvusb_mdio [ 10.767512][ T1] tun: Universal TUN/TAP device driver, 1.6 [ 10.996875][ T1] vcan: Virtual CAN interface driver [ 10.996941][ T1] vxcan: Virtual CAN Tunnel driver [ 10.996998][ T1] slcan: serial line CAN interface driver [ 10.997060][ T1] CAN device driver interface [ 10.997892][ T1] usbcore: registered new interface driver usb_8dev [ 10.998688][ T1] usbcore: registered new interface driver ems_usb [ 10.999658][ T1] usbcore: registered new interface driver esd_usb [ 11.000484][ T1] usbcore: registered new interface driver etas_es58x [ 11.001470][ T1] usbcore: registered new interface driver f81604 [ 11.002286][ T1] usbcore: registered new interface driver gs_usb [ 11.067411][ T1] usbcore: registered new interface driver kvaser_usb [ 11.068891][ T1] usbcore: registered new interface driver mcba_usb [ 11.069759][ T1] usbcore: registered new interface driver peak_usb [ 11.070600][ T1] usbcore: registered new interface driver ucan [ 11.072716][ T1] e100: Intel(R) PRO/100 Network Driver [ 11.072728][ T1] e100: Copyright(c) 1999-2006 Intel Corporation [ 11.115612][ T1] e1000: Intel(R) PRO/1000 Network Driver [ 11.115632][ T1] e1000: Copyright (c) 1999-2006 Intel Corporation. [ 11.116691][ T1] e1000e: Intel(R) PRO/1000 Network Driver [ 11.116700][ T1] e1000e: Copyright(c) 1999 - 2015 Intel Corporation. [ 11.120333][ T1] PPP generic driver version 2.4.2 [ 11.122884][ T1] PPP BSD Compression module registered [ 11.122931][ T1] PPP Deflate Compression module registered [ 11.122959][ T1] PPP MPPE Compression module registered [ 11.122979][ T1] NET: Registered PF_PPPOX protocol family [ 11.123144][ T1] PPTP driver version 0.8.5 [ 11.185580][ T1] SLIP: version 0.8.4-NET3.019-NEWTTY (dynamic channels, max=256) (6 bit encapsulation enabled). [ 11.185600][ T1] CSLIP: code copyright 1989 Regents of the University of California. [ 11.185610][ T1] SLIP linefill/keepalive option. [ 11.185637][ T1] hdlc: HDLC support module revision 1.22 [ 11.185731][ T1] LAPB Ethernet driver version 0.02 [ 11.188845][ T1] usbcore: registered new interface driver ath9k_htc [ 11.189619][ T1] usbcore: registered new interface driver carl9170 [ 11.190317][ T1] usbcore: registered new interface driver ath6kl_usb [ 11.191108][ T1] usbcore: registered new interface driver ar5523 [ 11.192787][ T1] usbcore: registered new interface driver ath10k_usb [ 11.266221][ T1] usbcore: registered new interface driver plfxlc [ 11.267374][ T1] mac80211_hwsim: initializing netlink [ 11.384282][ T1] usbcore: registered new interface driver atusb [ 11.478758][ T1] mac802154_hwsim mac802154_hwsim: Added 2 mac802154 hwsim hardware radios [ 11.483152][ T1] VMware vmxnet3 virtual NIC driver - version 1.9.0.0-k-NAPI [ 11.507944][ T1] usbcore: registered new interface driver catc [ 11.508831][ T1] usbcore: registered new interface driver kaweth [ 11.508850][ T1] pegasus: Pegasus/Pegasus II USB Ethernet driver [ 11.509761][ T1] usbcore: registered new interface driver pegasus [ 11.511564][ T1] usbcore: registered new interface driver rtl8150 [ 11.512668][ T1] usbcore: registered new device driver r8152-cfgselector [ 11.557584][ T1] usbcore: registered new interface driver r8152 [ 11.573845][ T1] usbcore: registered new interface driver hso [ 11.578606][ T1] usbcore: registered new interface driver lan78xx [ 11.579580][ T1] usbcore: registered new interface driver asix [ 11.580660][ T1] usbcore: registered new interface driver ax88179_178a [ 11.581582][ T1] usbcore: registered new interface driver cdc_ether [ 11.582509][ T1] usbcore: registered new interface driver cdc_eem [ 11.583381][ T1] usbcore: registered new interface driver dm9601 [ 11.639739][ T1] usbcore: registered new interface driver sr9700 [ 11.640580][ T1] usbcore: registered new interface driver CoreChips [ 11.641588][ T1] usbcore: registered new interface driver smsc75xx [ 11.642386][ T1] usbcore: registered new interface driver smsc95xx [ 11.643250][ T1] usbcore: registered new interface driver gl620a [ 11.679145][ T1] usbcore: registered new interface driver net1080 [ 11.679937][ T1] usbcore: registered new interface driver plusb [ 11.680762][ T1] usbcore: registered new interface driver rndis_host [ 11.681474][ T1] usbcore: registered new interface driver cdc_subset [ 11.682356][ T1] usbcore: registered new interface driver zaurus [ 11.683115][ T1] usbcore: registered new interface driver MOSCHIP usb-ethernet driver [ 11.728951][ T1] usbcore: registered new interface driver int51x1 [ 11.730308][ T1] usbcore: registered new interface driver cdc_phonet [ 11.731880][ T1] usbcore: registered new interface driver kalmia [ 11.754392][ T1] usbcore: registered new interface driver ipheth [ 11.755347][ T1] usbcore: registered new interface driver sierra_net [ 11.756317][ T1] usbcore: registered new interface driver cx82310_eth [ 11.758893][ T1] usbcore: registered new interface driver cdc_ncm [ 11.759967][ T1] usbcore: registered new interface driver huawei_cdc_ncm [ 11.760872][ T1] usbcore: registered new interface driver lg-vl600 [ 11.763074][ T1] usbcore: registered new interface driver qmi_wwan [ 11.824845][ T1] usbcore: registered new interface driver cdc_mbim [ 11.826173][ T1] usbcore: registered new interface driver ch9200 [ 11.827025][ T1] usbcore: registered new interface driver aqc111 [ 11.828028][ T1] usbcore: registered new interface driver r8153_ecm [ 11.882829][ T1] VFIO - User Level meta-driver version: 0.3 [ 11.917449][ T1] aoe: AoE v85 initialised. [ 11.998545][ T1] usbcore: registered new interface driver cdc_acm [ 11.998563][ T1] cdc_acm: USB Abstract Control Model driver for USB modems and ISDN adapters [ 11.999932][ T1] usbcore: registered new interface driver usblp [ 12.001393][ T1] usbcore: registered new interface driver cdc_wdm [ 12.011717][ T1] usbcore: registered new interface driver usbtmc [ 12.045571][ T1] usbcore: registered new interface driver uas [ 12.046521][ T1] usbcore: registered new interface driver usb-storage [ 12.047331][ T1] usbcore: registered new interface driver ums-alauda [ 12.049925][ T1] usbcore: registered new interface driver ums-cypress [ 12.050727][ T1] usbcore: registered new interface driver ums-datafab [ 12.056100][ T1] usbcore: registered new interface driver ums_eneub6250 [ 12.057055][ T1] usbcore: registered new interface driver ums-freecom [ 12.109974][ T1] usbcore: registered new interface driver ums-isd200 [ 12.110737][ T1] usbcore: registered new interface driver ums-jumpshot [ 12.111952][ T1] usbcore: registered new interface driver ums-karma [ 12.136480][ T1] usbcore: registered new interface driver ums-onetouch [ 12.137265][ T1] usbcore: registered new interface driver ums-realtek [ 12.142193][ T1] usbcore: registered new interface driver ums-sddr09 [ 12.142996][ T1] usbcore: registered new interface driver ums-sddr55 [ 12.154242][ T1] usbcore: registered new interface driver ums-usbat [ 12.181847][ T1] usbcore: registered new interface driver mdc800 [ 12.181865][ T1] mdc800: v0.7.5 (30/10/2000):USB Driver for Mustek MDC800 Digital Camera [ 12.201442][ T1] usbcore: registered new interface driver microtekX6 [ 12.218066][ T1] usbcore: registered new interface driver usbserial_generic [ 12.219102][ T1] usbserial: USB Serial support registered for generic [ 12.219991][ T1] usbcore: registered new interface driver aircable [ 12.220302][ T1] usbserial: USB Serial support registered for aircable [ 12.252951][ T1] usbcore: registered new interface driver ark3116 [ 12.253222][ T1] usbserial: USB Serial support registered for ark3116 [ 12.268154][ T1] usbcore: registered new interface driver belkin_sa [ 12.279700][ T1] usbserial: USB Serial support registered for Belkin / Peracom / GoHubs USB Serial Adapter [ 12.280340][ T1] usbcore: registered new interface driver ch341 [ 12.280648][ T1] usbserial: USB Serial support registered for ch341-uart [ 12.309306][ T1] usbcore: registered new interface driver cp210x [ 12.309689][ T1] usbserial: USB Serial support registered for cp210x [ 12.310431][ T1] usbcore: registered new interface driver cyberjack [ 12.310746][ T1] usbserial: USB Serial support registered for Reiner SCT Cyberjack USB card reader [ 12.311340][ T1] usbcore: registered new interface driver cypress_m8 [ 12.350615][ T1] usbserial: USB Serial support registered for DeLorme Earthmate USB [ 12.350942][ T1] usbserial: USB Serial support registered for HID->COM RS232 Adapter [ 12.351267][ T1] usbserial: USB Serial support registered for Nokia CA-42 V2 Adapter [ 12.352136][ T1] usbcore: registered new interface driver usb_debug [ 12.352456][ T1] usbserial: USB Serial support registered for debug [ 12.396760][ T1] usbserial: USB Serial support registered for xhci_dbc [ 12.397547][ T1] usbcore: registered new interface driver digi_acceleport [ 12.398785][ T1] usbserial: USB Serial support registered for Digi 2 port USB adapter [ 12.399124][ T1] usbserial: USB Serial support registered for Digi 4 port USB adapter [ 12.400315][ T1] usbcore: registered new interface driver io_edgeport [ 12.400641][ T1] usbserial: USB Serial support registered for Edgeport 2 port adapter [ 12.401002][ T1] usbserial: USB Serial support registered for Edgeport 4 port adapter [ 12.401327][ T1] usbserial: USB Serial support registered for Edgeport 8 port adapter [ 12.401633][ T1] usbserial: USB Serial support registered for EPiC device [ 12.402288][ T1] usbcore: registered new interface driver io_ti [ 12.457369][ T1] usbserial: USB Serial support registered for Edgeport TI 1 port adapter [ 12.457714][ T1] usbserial: USB Serial support registered for Edgeport TI 2 port adapter [ 12.460408][ T1] usbcore: registered new interface driver empeg [ 12.460729][ T1] usbserial: USB Serial support registered for empeg [ 12.469453][ T1] usbcore: registered new interface driver f81534a_ctrl [ 12.470695][ T1] usbcore: registered new interface driver f81232 [ 12.471687][ T1] usbserial: USB Serial support registered for f81232 [ 12.473216][ T1] usbserial: USB Serial support registered for f81534a [ 12.474773][ T1] usbcore: registered new interface driver f81534 [ 12.475764][ T1] usbserial: USB Serial support registered for Fintek F81532/F81534 [ 12.477611][ T1] usbcore: registered new interface driver ftdi_sio [ 12.478587][ T1] usbserial: USB Serial support registered for FTDI USB Serial Device [ 12.480426][ T1] usbcore: registered new interface driver garmin_gps [ 12.481436][ T1] usbserial: USB Serial support registered for Garmin GPS usb/tty [ 12.482256][ T1] usbcore: registered new interface driver ipaq [ 12.482610][ T1] usbserial: USB Serial support registered for PocketPC PDA [ 12.488909][ T1] usbcore: registered new interface driver ipw [ 12.491150][ T1] usbserial: USB Serial support registered for IPWireless converter [ 12.493643][ T1] usbcore: registered new interface driver ir_usb [ 12.494704][ T1] usbserial: USB Serial support registered for IR Dongle [ 12.497200][ T1] usbcore: registered new interface driver iuu_phoenix [ 12.498180][ T1] usbserial: USB Serial support registered for iuu_phoenix [ 12.499919][ T1] usbcore: registered new interface driver keyspan [ 12.500886][ T1] usbserial: USB Serial support registered for Keyspan - (without firmware) [ 12.501998][ T1] usbserial: USB Serial support registered for Keyspan 1 port adapter [ 12.504672][ T1] usbserial: USB Serial support registered for Keyspan 2 port adapter [ 12.505650][ T1] usbserial: USB Serial support registered for Keyspan 4 port adapter [ 12.507508][ T1] usbcore: registered new interface driver keyspan_pda [ 12.508659][ T1] usbserial: USB Serial support registered for Keyspan PDA [ 12.509605][ T1] usbserial: USB Serial support registered for Keyspan PDA - (prerenumeration) [ 12.511408][ T1] usbcore: registered new interface driver kl5kusb105 [ 12.512379][ T1] usbserial: USB Serial support registered for KL5KUSB105D / PalmConnect [ 12.514336][ T1] usbcore: registered new interface driver kobil_sct [ 12.515656][ T1] usbserial: USB Serial support registered for KOBIL USB smart card terminal [ 12.517410][ T1] usbcore: registered new interface driver mct_u232 [ 12.517992][ T1] usbserial: USB Serial support registered for MCT U232 [ 12.518681][ T1] usbcore: registered new interface driver metro_usb [ 12.519042][ T1] usbserial: USB Serial support registered for Metrologic USB to Serial [ 12.521653][ T1] usbcore: registered new interface driver mos7720 [ 12.526638][ T1] usbserial: USB Serial support registered for Moschip 2 port adapter [ 12.531805][ T1] usbcore: registered new interface driver mos7840 [ 12.532814][ T1] usbserial: USB Serial support registered for Moschip 7840/7820 USB Serial Driver [ 12.534814][ T1] usbcore: registered new interface driver mxuport [ 12.535765][ T1] usbserial: USB Serial support registered for MOXA UPort [ 12.539222][ T1] usbcore: registered new interface driver navman [ 12.540233][ T1] usbserial: USB Serial support registered for navman [ 12.542305][ T1] usbcore: registered new interface driver omninet [ 12.543070][ T1] usbserial: USB Serial support registered for ZyXEL - omni.net usb [ 12.545068][ T1] usbcore: registered new interface driver opticon [ 12.546077][ T1] usbserial: USB Serial support registered for opticon [ 12.547906][ T1] usbcore: registered new interface driver option [ 12.548824][ T1] usbserial: USB Serial support registered for GSM modem (1-port) [ 12.550086][ T1] usbcore: registered new interface driver oti6858 [ 12.550425][ T1] usbserial: USB Serial support registered for oti6858 [ 12.552868][ T1] usbcore: registered new interface driver pl2303 [ 12.572581][ T1] usbserial: USB Serial support registered for pl2303 [ 12.577945][ T1] usbcore: registered new interface driver qcaux [ 12.610953][ T1] usbserial: USB Serial support registered for qcaux [ 12.611667][ T1] usbcore: registered new interface driver qcserial [ 12.629641][ T1] usbserial: USB Serial support registered for Qualcomm USB modem [ 12.651545][ T1] usbcore: registered new interface driver quatech2 [ 12.674750][ T1] usbserial: USB Serial support registered for Quatech 2nd gen USB to Serial Driver [ 12.677124][ T1455] ================================================================== [ 12.677172][ T1455] BUG: KASAN: slab-use-after-free in _raw_spin_lock_irqsave+0x40/0x60 [ 12.677266][ T1455] Read of size 1 at addr ffff888027ba2e90 by task kworker/u8:9/1455 [ 12.677324][ T1455] [ 12.677367][ T1455] CPU: 1 UID: 0 PID: 1455 Comm: kworker/u8:9 Not tainted syzkaller #0 PREEMPT_{RT,(full)} [ 12.677448][ T1455] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/09/2026 [ 12.677510][ T1455] Call Trace: [ 12.677541][ T1455] [ 12.677575][ T1455] dump_stack_lvl+0xe8/0x150 [ 12.677651][ T1455] print_address_description+0x55/0x1e0 [ 12.677744][ T1455] ? _raw_spin_lock_irqsave+0x40/0x60 [ 12.677816][ T1455] print_report+0x58/0x70 [ 12.677890][ T1455] kasan_report+0x117/0x150 [ 12.677962][ T1455] ? _raw_spin_lock_irqsave+0x40/0x60 [ 12.678046][ T1455] ? rt_mutex_slowunlock+0xbf/0x8b0 [ 12.678106][ T1455] __kasan_check_byte+0x2a/0x40 [ 12.678170][ T1455] lock_acquire+0x84/0x350 [ 12.678254][ T1455] ? rcu_is_watching+0x15/0xb0 [ 12.678348][ T1455] _raw_spin_lock_irqsave+0x40/0x60 [ 12.678384][ T1455] ? rt_mutex_slowunlock+0xbf/0x8b0 [ 12.678404][ T1455] rt_mutex_slowunlock+0xbf/0x8b0 [ 12.678459][ T1455] ? __pfx_rt_mutex_slowunlock+0x10/0x10 [ 12.678522][ T1455] ? __rcu_read_unlock+0x83/0xe0 [ 12.678581][ T1455] ? rt_spin_unlock+0x160/0x200 [ 12.678644][ T1455] d_alloc_parallel+0x103d/0x1630 [ 12.678718][ T1455] ? reacquire_held_locks+0x104/0x190 [ 12.678823][ T1455] ? d_alloc_parallel+0x3c4/0x1630 [ 12.678907][ T1455] ? __pfx_d_alloc_parallel+0x10/0x10 [ 12.678986][ T1455] ? down_read+0x156/0x200 [ 12.679061][ T1455] ? __pfx_down_read+0x10/0x10 [ 12.679143][ T1455] __lookup_slow+0x82/0x2f0 [ 12.679215][ T1455] lookup_slow+0x53/0x70 [ 12.679278][ T1455] link_path_walk+0xd1e/0x18d0 [ 12.679364][ T1455] path_openat+0x22c/0x37e0 [ 12.679487][ T1455] do_file_open+0x23e/0x4a0 [ 12.679560][ T1455] ? kasan_save_track+0x3e/0x80 [ 12.679621][ T1455] ? __kasan_slab_alloc+0x6c/0x80 [ 12.679677][ T1455] ? kmem_cache_alloc_noprof+0x354/0x6c0 [ 12.679792][ T1455] ? __pfx_do_file_open+0x10/0x10 [ 12.679842][ T1455] ? do_open_execat+0xad/0x590 [ 12.679914][ T1455] do_open_execat+0x12b/0x590 [ 12.679979][ T1455] ? rcu_is_watching+0x15/0xb0 [ 12.680065][ T1455] ? __pfx_do_open_execat+0x10/0x10 [ 12.680123][ T1455] ? kmem_cache_alloc_noprof+0x3bc/0x6c0 [ 12.680225][ T1455] ? do_getname_kernel+0x54/0x230 [ 12.680318][ T1455] ? do_getname_kernel+0x97/0x230 [ 12.680411][ T1455] alloc_bprm+0x28/0x660 [ 12.680485][ T1455] ? do_getname_kernel+0x183/0x230 [ 12.680575][ T1455] kernel_execve+0x87/0x930 [ 12.680665][ T1455] call_usermodehelper_exec_async+0x212/0x360 [ 12.680757][ T1455] ? __pfx_call_usermodehelper_exec_async+0x10/0x10 [ 12.680850][ T1455] ret_from_fork+0x514/0xb70 [ 12.680923][ T1455] ? __pfx_ret_from_fork+0x10/0x10 [ 12.680983][ T1455] ? __switch_to+0xc79/0x1410 [ 12.681045][ T1455] ? __pfx_call_usermodehelper_exec_async+0x10/0x10 [ 12.681138][ T1455] ret_from_fork_asm+0x1a/0x30 [ 12.681234][ T1455] [ 12.681242][ T1455] [ 12.681248][ T1455] Allocated by task 1449: [ 12.681265][ T1455] kasan_save_track+0x3e/0x80 [ 12.681318][ T1455] __kasan_slab_alloc+0x6c/0x80 [ 12.681378][ T1455] kmem_cache_alloc_lru_noprof+0x354/0x6b0 [ 12.681474][ T1455] __d_alloc+0x37/0x6f0 [ 12.681537][ T1455] d_alloc_parallel+0xe3/0x1630 [ 12.681601][ T1455] __lookup_slow+0x82/0x2f0 [ 12.681652][ T1455] lookup_slow+0x53/0x70 [ 12.681704][ T1455] link_path_walk+0xd1e/0x18d0 [ 12.681758][ T1455] path_openat+0x22c/0x37e0 [ 12.681819][ T1455] do_file_open+0x23e/0x4a0 [ 12.681887][ T1455] do_open_execat+0x12b/0x590 [ 12.681934][ T1455] alloc_bprm+0x28/0x660 [ 12.682004][ T1455] kernel_execve+0x87/0x930 [ 12.682067][ T1455] call_usermodehelper_exec_async+0x212/0x360 [ 12.682151][ T1455] ret_from_fork+0x514/0xb70 [ 12.682208][ T1455] ret_from_fork_asm+0x1a/0x30 [ 12.682283][ T1455] [ 12.682302][ T1455] Freed by task 29: [ 12.682325][ T1455] kasan_save_track+0x3e/0x80 [ 12.682375][ T1455] kasan_save_free_info+0x46/0x50 [ 12.682462][ T1455] __kasan_slab_free+0x5c/0x80 [ 12.682522][ T1455] kmem_cache_free+0x187/0x6c0 [ 12.682576][ T1455] rcu_cpu_kthread+0x99e/0x1470 [ 12.682660][ T1455] smpboot_thread_fn+0x541/0xa50 [ 12.682711][ T1455] kthread+0x388/0x470 [ 12.682774][ T1455] ret_from_fork+0x514/0xb70 [ 12.682837][ T1455] ret_from_fork_asm+0x1a/0x30 [ 12.682897][ T1455] [ 12.682916][ T1455] Last potentially related work creation: [ 12.682942][ T1455] kasan_save_stack+0x3e/0x60 [ 12.682992][ T1455] kasan_record_aux_stack+0xbd/0xd0 [ 12.683067][ T1455] call_rcu+0xee/0x890 [ 12.683143][ T1455] dentry_kill+0x4ed/0x890 [ 12.683215][ T1455] finish_dput+0x1a/0x260 [ 12.683275][ T1455] step_into_slowpath+0x487/0x7e0 [ 12.683328][ T1455] link_path_walk+0xd50/0x18d0 [ 12.683381][ T1455] path_openat+0x22c/0x37e0 [ 12.683452][ T1455] do_file_open+0x23e/0x4a0 [ 12.683481][ T1455] do_open_execat+0x12b/0x590 [ 12.683500][ T1455] alloc_bprm+0x28/0x660 [ 12.683523][ T1455] kernel_execve+0x87/0x930 [ 12.683569][ T1455] call_usermodehelper_exec_async+0x212/0x360 [ 12.683569][ T1455] ret_from_fork+0x514/0xb70 [ 12.683569][ T1455] ret_from_fork_asm+0x1a/0x30 [ 12.683569][ T1455] [ 12.683569][ T1455] The buggy address belongs to the object at ffff888027ba2dc0 [ 12.683569][ T1455] which belongs to the cache dentry of size 376 [ 12.683569][ T1455] The buggy address is located 208 bytes inside of [ 12.683569][ T1455] freed 376-byte region [ffff888027ba2dc0, ffff888027ba2f38) [ 12.683569][ T1455] [ 12.683569][ T1455] The buggy address belongs to the physical page: [ 12.683569][ T1455] page: refcount:0 mapcount:0 mapping:0000000000000000 index:0xffff888027ba3b80 pfn:0x27ba2 [ 12.683569][ T1455] head: order:1 mapcount:0 entire_mapcount:0 nr_pages_mapped:0 pincount:0 [ 12.683569][ T1455] flags: 0x80000000000240(workingset|head|node=0|zone=1) [ 12.683569][ T1455] page_type: f5(slab) [ 12.683569][ T1455] raw: 0080000000000240 ffff88801c68c8c0 ffff88801c68bb88 ffff88801c68bb88 [ 12.683569][ T1455] raw: ffff888027ba3b80 0000000800120010 00000000f5000000 0000000000000000 [ 12.683569][ T1455] head: 0080000000000240 ffff88801c68c8c0 ffff88801c68bb88 ffff88801c68bb88 [ 12.683569][ T1455] head: ffff888027ba3b80 0000000800120010 00000000f5000000 0000000000000000 [ 12.683569][ T1455] head: 0080000000000001 ffffffffffffff81 00000000ffffffff 00000000ffffffff [ 12.683569][ T1455] head: 0000000000000000 0000000000000000 00000000ffffffff 0000000000000002 [ 12.683569][ T1455] page dumped because: kasan: bad access detected [ 12.683569][ T1455] page_owner tracks the page as allocated [ 12.683569][ T1455] 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 1444, tgid 1444 (kworker/u8:7), ts 12524475769, free_ts 0 [ 12.683569][ T1455] post_alloc_hook+0x1f9/0x250 [ 12.683569][ T1455] get_page_from_freelist+0x265c/0x26e0 [ 12.683569][ T1455] __alloc_frozen_pages_noprof+0x18d/0x380 [ 12.683569][ T1455] allocate_slab+0x76/0x5d0 [ 12.683569][ T1455] refill_objects+0x2d9/0x350 [ 12.683569][ T1455] __pcs_replace_empty_main+0x331/0x690 [ 12.683569][ T1455] kmem_cache_alloc_lru_noprof+0x46b/0x6b0 [ 12.683569][ T1455] __d_alloc+0x37/0x6f0 [ 12.683569][ T1455] d_alloc_parallel+0xe3/0x1630 [ 12.683569][ T1455] __lookup_slow+0x82/0x2f0 [ 12.683569][ T1455] lookup_slow+0x53/0x70 [ 12.683569][ T1455] link_path_walk+0xd1e/0x18d0 [ 12.683569][ T1455] path_openat+0x22c/0x37e0 [ 12.683569][ T1455] do_file_open+0x23e/0x4a0 [ 12.683569][ T1455] do_open_execat+0x12b/0x590 [ 12.683569][ T1455] alloc_bprm+0x28/0x660 [ 12.683569][ T1455] page_owner free stack trace missing [ 12.683569][ T1455] [ 12.683569][ T1455] Memory state around the buggy address: [ 12.683569][ T1455] ffff888027ba2d80: fc fc fc fc fc fc fc fc fa fb fb fb fb fb fb fb [ 12.683569][ T1455] ffff888027ba2e00: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb [ 12.683569][ T1455] >ffff888027ba2e80: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb [ 12.683569][ T1455] ^ [ 12.683569][ T1455] ffff888027ba2f00: fb fb fb fb fb fb fb fc fc fc fc fc fc fc fc fa [ 12.683569][ T1455] ffff888027ba2f80: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb [ 12.683569][ T1455] ================================================================== [ 12.683569][ T1455] Kernel panic - not syncing: KASAN: panic_on_warn set ... [ 12.683569][ T1455] CPU: 1 UID: 0 PID: 1455 Comm: kworker/u8:9 Not tainted syzkaller #0 PREEMPT_{RT,(full)} [ 12.683569][ T1455] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/09/2026 [ 12.683569][ T1455] Call Trace: [ 12.683569][ T1455] [ 12.683569][ T1455] vpanic+0x56c/0xa60 [ 12.683569][ T1455] ? __pfx_vpanic+0x10/0x10 [ 12.683569][ T1455] panic+0xc5/0xd0 [ 12.683569][ T1455] ? __pfx_panic+0x10/0x10 [ 12.683569][ T1455] ? _raw_spin_lock_irqsave+0x40/0x60 [ 12.683569][ T1455] ? rcu_is_watching+0x15/0xb0 [ 12.683569][ T1455] ? _raw_spin_lock_irqsave+0x40/0x60 [ 12.683569][ T1455] ? _raw_spin_lock_irqsave+0x40/0x60 [ 12.683569][ T1455] check_panic_on_warn+0x89/0xb0 [ 12.683569][ T1455] ? _raw_spin_lock_irqsave+0x40/0x60 [ 12.683569][ T1455] end_report+0x73/0x170 [ 12.683569][ T1455] ? _raw_spin_lock_irqsave+0x40/0x60 [ 12.683569][ T1455] kasan_report+0x128/0x150 [ 12.683569][ T1455] ? _raw_spin_lock_irqsave+0x40/0x60 [ 12.683569][ T1455] ? rt_mutex_slowunlock+0xbf/0x8b0 [ 12.683569][ T1455] __kasan_check_byte+0x2a/0x40 [ 12.683569][ T1455] lock_acquire+0x84/0x350 [ 12.683569][ T1455] ? rcu_is_watching+0x15/0xb0 [ 12.683569][ T1455] _raw_spin_lock_irqsave+0x40/0x60 [ 12.683569][ T1455] ? rt_mutex_slowunlock+0xbf/0x8b0 [ 12.683569][ T1455] rt_mutex_slowunlock+0xbf/0x8b0 [ 12.683569][ T1455] ? __pfx_rt_mutex_slowunlock+0x10/0x10 [ 12.683569][ T1455] ? __rcu_read_unlock+0x83/0xe0 [ 12.683569][ T1455] ? rt_spin_unlock+0x160/0x200 [ 12.683569][ T1455] d_alloc_parallel+0x103d/0x1630 [ 12.683569][ T1455] ? reacquire_held_locks+0x104/0x190 [ 12.683569][ T1455] ? d_alloc_parallel+0x3c4/0x1630 [ 12.683569][ T1455] ? __pfx_d_alloc_parallel+0x10/0x10 [ 12.683569][ T1455] ? down_read+0x156/0x200 [ 12.683569][ T1455] ? __pfx_down_read+0x10/0x10 [ 12.683569][ T1455] __lookup_slow+0x82/0x2f0 [ 12.683569][ T1455] lookup_slow+0x53/0x70 [ 12.683569][ T1455] link_path_walk+0xd1e/0x18d0 [ 12.683569][ T1455] path_openat+0x22c/0x37e0 [ 12.683569][ T1455] do_file_open+0x23e/0x4a0 [ 12.683569][ T1455] ? kasan_save_track+0x3e/0x80 [ 12.683569][ T1455] ? __kasan_slab_alloc+0x6c/0x80 [ 12.683569][ T1455] ? kmem_cache_alloc_noprof+0x354/0x6c0 [ 12.683569][ T1455] ? __pfx_do_file_open+0x10/0x10 [ 12.683569][ T1455] ? do_open_execat+0xad/0x590 [ 12.683569][ T1455] do_open_execat+0x12b/0x590 [ 12.683569][ T1455] ? rcu_is_watching+0x15/0xb0 [ 12.683569][ T1455] ? __pfx_do_open_execat+0x10/0x10 [ 12.683569][ T1455] ? kmem_cache_alloc_noprof+0x3bc/0x6c0 [ 12.683569][ T1455] ? do_getname_kernel+0x54/0x230 [ 12.683569][ T1455] ? do_getname_kernel+0x97/0x230 [ 12.683569][ T1455] alloc_bprm+0x28/0x660 [ 12.683569][ T1455] ? do_getname_kernel+0x183/0x230 [ 12.683569][ T1455] kernel_execve+0x87/0x930 [ 12.683569][ T1455] call_usermodehelper_exec_async+0x212/0x360 [ 12.683569][ T1455] ? __pfx_call_usermodehelper_exec_async+0x10/0x10 [ 12.683569][ T1455] ret_from_fork+0x514/0xb70 [ 12.683569][ T1455] ? __pfx_ret_from_fork+0x10/0x10 [ 12.683569][ T1455] ? __switch_to+0xc79/0x1410 [ 12.683569][ T1455] ? __pfx_call_usermodehelper_exec_async+0x10/0x10 [ 12.683569][ T1455] ret_from_fork_asm+0x1a/0x30 [ 12.683569][ T1455] [ 12.683569][ T1455] Kernel Offset: disabled