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@10.128.1.169" "pwd"]: exit status 255
ssh: connect to host 10.128.1.169 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.
serialport: Connected to syzkaller.us-central1-c.ci-upstream-rust-kasan-gce-test-2 port 1 (session ID: 2f0f6cbb2f0488681174fbc143db598a1ba21ffef3818b85a2408a2ee609ccfd, active connections: 1).
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 e4aec99c-ac45-e3c3-a2eb-4bf9fa2cef5b
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 04/18/2026
[ 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 7807024781 cycles
[ 0.000012][ T0] clocksource: kvm-clock: mask: 0xffffffffffffffff max_cycles: 0x1cd42e4dffb, max_idle_ns: 881590591483 ns
[ 0.000032][ T0] tsc: Detected 2199.998 MHz processor
[ 0.004193][ T0] last_pfn = 0x240000 max_arch_pfn = 0x400000000
[ 0.004241][ T0] MTRR map: 4 entries (3 fixed + 1 variable; max 19), built from 8 variable MTRRs
[ 0.004252][ T0] x86/PAT: Configuration [0-7]: WB WC UC- UC WB WP UC- WT
[ 0.004310][ T0] last_pfn = 0xbfffd max_arch_pfn = 0x400000000
[ 0.009354][ T0] found SMP MP-table at [mem 0x000f2890-0x000f289f]
[ 0.009382][ T0] Using GB pages for direct mapping
[ 0.013045][ T0] ACPI: Early table checksum verification disabled
[ 0.013074][ T0] ACPI: RSDP 0x00000000000F2610 000014 (v00 Google)
[ 0.013091][ T0] ACPI: RSDT 0x00000000BFFFFFB0 000038 (v01 Google GOOGRSDT 00000001 GOOG 00000001)
[ 0.013114][ T0] ACPI: FACP 0x00000000BFFFF370 0000F4 (v02 Google GOOGFACP 00000001 GOOG 00000001)
[ 0.013138][ T0] ACPI: DSDT 0x00000000BFFFD900 001A64 (v01 Google GOOGDSDT 00000001 GOOG 00000001)
[ 0.013156][ T0] ACPI: FACS 0x00000000BFFFD8C0 000040
[ 0.013174][ T0] ACPI: FACS 0x00000000BFFFD8C0 000040
[ 0.013188][ T0] ACPI: SRAT 0x00000000BFFFFEA0 0000C8 (v03 Google GOOGSRAT 00000001 GOOG 00000001)
[ 0.013206][ T0] ACPI: APIC 0x00000000BFFFFDF0 000076 (v05 Google GOOGAPIC 00000001 GOOG 00000001)
[ 0.013224][ T0] ACPI: SSDT 0x00000000BFFFF470 000980 (v01 Google GOOGSSDT 00000001 GOOG 00000001)
[ 0.013241][ T0] ACPI: WAET 0x00000000BFFFFE70 000028 (v01 Google GOOGWAET 00000001 GOOG 00000001)
[ 0.013256][ T0] ACPI: Reserving FACP table memory at [mem 0xbffff370-0xbffff463]
[ 0.013264][ T0] ACPI: Reserving DSDT table memory at [mem 0xbfffd900-0xbffff363]
[ 0.013271][ T0] ACPI: Reserving FACS table memory at [mem 0xbfffd8c0-0xbfffd8ff]
[ 0.013277][ T0] ACPI: Reserving FACS table memory at [mem 0xbfffd8c0-0xbfffd8ff]
[ 0.013283][ T0] ACPI: Reserving SRAT table memory at [mem 0xbffffea0-0xbfffff67]
[ 0.013290][ T0] ACPI: Reserving APIC table memory at [mem 0xbffffdf0-0xbffffe65]
[ 0.013296][ T0] ACPI: Reserving SSDT table memory at [mem 0xbffff470-0xbffffdef]
[ 0.013303][ T0] ACPI: Reserving WAET table memory at [mem 0xbffffe70-0xbffffe97]
[ 0.013442][ T0] ACPI: SRAT: Node 0 PXM 0 [mem 0x00000000-0x0009ffff]
[ 0.013452][ T0] ACPI: SRAT: Node 0 PXM 0 [mem 0x00100000-0xbfffffff]
[ 0.013585][ T0] ACPI: SRAT: Node 0 PXM 0 [mem 0x100000000-0x23fffffff]
[ 0.013611][ T0] NUMA: Node 0 [mem 0x00001000-0x0009ffff] + [mem 0x00100000-0xbfffffff] -> [mem 0x00001000-0xbfffffff]
[ 0.013623][ T0] NUMA: Node 0 [mem 0x00001000-0xbfffffff] + [mem 0x100000000-0x23fffffff] -> [mem 0x00001000-0x23fffffff]
[ 0.013646][ T0] Faking node 0 at [mem 0x0000000000001000-0x0000000140000fff] (5120MB)
[ 0.013656][ T0] Faking node 1 at [mem 0x0000000140001000-0x000000023fffffff] (4095MB)
[ 0.013757][ T0] NODE_DATA(0) allocated [mem 0x13fffac80-0x140000fff]
[ 0.014562][ T0] NODE_DATA(1) allocated [mem 0x23fff6c80-0x23fffcfff]
[ 0.295323][ T0] KernelAddressSanitizer initialized (generic)
[ 0.296105][ T0] ACPI: PM-Timer IO Port: 0xb008
[ 0.296140][ T0] ACPI: LAPIC_NMI (acpi_id[0xff] dfl dfl lint[0x1])
[ 0.296271][ T0] IOAPIC[0]: apic_id 0, version 17, address 0xfec00000, GSI 0-23
[ 0.296285][ T0] ACPI: INT_SRC_OVR (bus 0 bus_irq 5 global_irq 5 high level)
[ 0.296294][ T0] ACPI: INT_SRC_OVR (bus 0 bus_irq 9 global_irq 9 high level)
[ 0.296302][ T0] ACPI: INT_SRC_OVR (bus 0 bus_irq 10 global_irq 10 high level)
[ 0.296309][ T0] ACPI: INT_SRC_OVR (bus 0 bus_irq 11 global_irq 11 high level)
[ 0.296328][ T0] ACPI: Using ACPI (MADT) for SMP configuration information
[ 0.296338][ T0] CPU topo: Max. logical packages: 1
[ 0.296343][ T0] CPU topo: Max. logical nodes: 1
[ 0.296347][ T0] CPU topo: Num. nodes per package: 1
[ 0.296354][ T0] CPU topo: Max. logical dies: 1
[ 0.296358][ T0] CPU topo: Max. dies per package: 1
[ 0.296370][ T0] CPU topo: Max. threads per core: 2
[ 0.296375][ T0] CPU topo: Num. cores per package: 1
[ 0.296379][ T0] CPU topo: Num. threads per package: 2
[ 0.296383][ T0] CPU topo: Allowing 2 present CPUs plus 0 hotplug CPUs
[ 0.296562][ T0] PM: hibernation: Registered nosave memory: [mem 0x00000000-0x00000fff]
[ 0.296572][ T0] PM: hibernation: Registered nosave memory: [mem 0x0009f000-0x000fffff]
[ 0.296580][ T0] PM: hibernation: Registered nosave memory: [mem 0xbfffd000-0xffffffff]
[ 0.296602][ T0] [gap 0xc0000000-0xfffbbfff] available for PCI devices
[ 0.296609][ T0] Booting paravirtualized kernel on KVM
[ 0.296620][ T0] clocksource: refined-jiffies: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 19112604462750000 ns
[ 0.428939][ T0] Zone ranges:
[ 0.428949][ T0] DMA [mem 0x0000000000001000-0x0000000000ffffff]
[ 0.428962][ T0] DMA32 [mem 0x0000000001000000-0x00000000ffffffff]
[ 0.428970][ T0] Normal [mem 0x0000000100000000-0x000000023fffffff]
[ 0.428977][ T0] Device empty
[ 0.428982][ T0] Movable zone start for each node
[ 0.428985][ T0] Early memory node ranges
[ 0.428988][ T0] node 0: [mem 0x0000000000001000-0x000000000009efff]
[ 0.428996][ T0] node 0: [mem 0x0000000000100000-0x00000000bfffcfff]
[ 0.429003][ T0] node 0: [mem 0x0000000100000000-0x0000000140000fff]
[ 0.429010][ T0] node 1: [mem 0x0000000140001000-0x000000023fffffff]
[ 0.429019][ T0] Initmem setup node 0 [mem 0x0000000000001000-0x0000000140000fff]
[ 0.429037][ T0] Initmem setup node 1 [mem 0x0000000140001000-0x000000023fffffff]
[ 0.429252][ T0] On node 0, zone DMA: 1 pages in unavailable ranges
[ 0.429596][ T0] On node 0, zone DMA: 97 pages in unavailable ranges
[ 0.491228][ T0] On node 0, zone Normal: 3 pages in unavailable ranges
[ 0.552739][ T0] setup_percpu: NR_CPUS:8 nr_cpumask_bits:2 nr_cpu_ids:2 nr_node_ids:2
[ 0.553451][ T0] percpu: Embedded 71 pages/cpu s253832 r8192 d28792 u1048576
[ 0.553633][ T0] kvm-guest: PV spinlocks enabled
[ 0.553643][ T0] PV qspinlock hash table entries: 256 (order: 0, 4096 bytes, linear)
[ 0.553662][ 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 \
[ 0.553691][ T0] Kernel command line: comedi.comedi_num_legacy_minors=4 panic_on_warn=1 BOOT_IMAGE=/boot/bzImage root=/dev/sda1 console=ttyS0
[ 0.558119][ T0] Unknown kernel command line parameters "nbds_max=32", will be passed to user space.
[ 0.558191][ T0] random: crng init done
[ 0.558195][ T0] printk: log buffer data + meta data: 262144 + 917504 = 1179648 bytes
[ 0.558394][ T0] software IO TLB: area num 2.
[ 0.584286][ T0] Fallback order for Node 0: 0 1
[ 0.584308][ T0] Fallback order for Node 1: 1 0
[ 0.584322][ T0] Built 2 zonelists, mobility grouping on. Total pages: 2097051
[ 0.584330][ T0] Policy zone: Normal
[ 0.584966][ T0] mem auto-init: stack:all(zero), heap alloc:on, heap free:off
[ 0.584975][ T0] stackdepot: allocating hash table via alloc_large_system_hash
[ 0.584985][ T0] stackdepot hash table entries: 1048576 (order: 12, 16777216 bytes, linear)
[ 0.589144][ T0] stackdepot: allocating space for 8192 stack pools via memblock
[ 1.253023][ T0] **********************************************************
[ 1.253034][ T0] ** NOTICE NOTICE NOTICE NOTICE NOTICE NOTICE NOTICE **
[ 1.253038][ T0] ** **
[ 1.253042][ T0] ** This system shows unhashed kernel memory addresses **
[ 1.253045][ T0] ** via the console, logs, and other interfaces. This **
[ 1.253049][ T0] ** might reduce the security of your system. **
[ 1.253052][ T0] ** **
[ 1.253056][ T0] ** If you see this message and you are not debugging **
[ 1.253059][ T0] ** the kernel, report this immediately to your system **
[ 1.253063][ T0] ** administrator! **
[ 1.253066][ T0] ** **
[ 1.253070][ T0] ** Use hash_pointers=always to force this mode off **
[ 1.253073][ T0] ** **
[ 1.253077][ T0] ** NOTICE NOTICE NOTICE NOTICE NOTICE NOTICE NOTICE **
[ 1.253080][ T0] **********************************************************
[ 1.256576][ T0] SLUB: HWalign=64, Order=0-3, MinObjects=0, CPUs=2, Nodes=2
[ 1.380704][ T0] allocated 167772160 bytes of page_ext
[ 1.380745][ T0] Node 0, zone DMA: page owner found early allocated 0 pages
[ 1.394762][ T0] Node 0, zone DMA32: page owner found early allocated 21120 pages
[ 1.398889][ T0] Node 0, zone Normal: page owner found early allocated 131 pages
[ 1.410377][ T0] Node 1, zone Normal: page owner found early allocated 19848 pages
[ 1.410863][ T0] Kernel/User page tables isolation: enabled
[ 1.413067][ T0] Dynamic Preempt: full
[ 1.414212][ T0] Running RCU self tests
[ 1.414216][ T0] Running RCU synchronous self tests
[ 1.414221][ T0] rcu: Preemptible hierarchical RCU implementation.
[ 1.414225][ T0] rcu: RCU lockdep checking is enabled.
[ 1.414228][ T0] rcu: RCU restricting CPUs from NR_CPUS=8 to nr_cpu_ids=2.
[ 1.414234][ T0] rcu: RCU priority boosting: priority 1 delay 500 ms.
[ 1.414239][ T0] rcu: RCU callback double-/use-after-free debug is enabled.
[ 1.414244][ T0] rcu: RCU_SOFTIRQ processing moved to rcuc kthreads.
[ 1.414247][ T0] rcu: RCU debug extended QS entry/exit.
[ 1.414250][ T0] No expedited grace period (rcu_normal_after_boot).
[ 1.414254][ T0] Trampoline variant of Tasks RCU enabled.
[ 1.414257][ T0] Tracing variant of Tasks RCU enabled.
[ 1.414260][ T0] rcu: RCU calculated value of scheduler-enlistment delay is 10 jiffies.
[ 1.414265][ T0] rcu: Adjusting geometry for rcu_fanout_leaf=16, nr_cpu_ids=2
[ 1.414435][ T0] Running RCU synchronous self tests
[ 1.414475][ T0] RCU Tasks: Setting shift to 1 and lim to 1 rcu_task_cb_adjust=1 rcu_task_cpu_ids=2.
[ 1.586096][ T0] NR_IRQS: 4352, nr_irqs: 440, preallocated irqs: 16
[ 1.587255][ T0] rcu: srcu_init: Setting srcu_struct sizes based on contention.
[ 1.588033][ T0] kfence: initialized - using 2097152 bytes for 255 objects at 0xffff88823be00000-0xffff88823c000000
[ 1.590047][ T0] Console: colour VGA+ 80x25
[ 1.995911][ T0] printk: legacy console [ttyS0] enabled
[ 1.995925][ T0] printk: legacy bootconsole [earlyser0] disabled
[ 1.996005][ T0] Lock dependency validator: Copyright (c) 2006 Red Hat, Inc., Ingo Molnar
[ 1.996009][ T0] ... MAX_LOCKDEP_SUBCLASSES: 8
[ 1.996014][ T0] ... MAX_LOCK_DEPTH: 48
[ 1.996018][ T0] ... MAX_LOCKDEP_KEYS: 8192
[ 1.996022][ T0] ... CLASSHASH_SIZE: 4096
[ 1.996026][ T0] ... MAX_LOCKDEP_ENTRIES: 1048576
[ 1.996030][ T0] ... MAX_LOCKDEP_CHAINS: 1048576
[ 1.996034][ T0] ... CHAINHASH_SIZE: 524288
[ 1.996038][ T0] memory used by lock dependency info: 106625 kB
[ 1.996043][ T0] memory used for stack traces: 8320 kB
[ 1.996047][ T0] per task-struct memory footprint: 1920 bytes
[ 1.996380][ T0] ACPI: Core revision 20251212
[ 1.997878][ T0] APIC: Switch to symmetric I/O mode setup
[ 1.998611][ T0] x2apic enabled
[ 2.004214][ T0] APIC: Switched APIC routing to: physical x2apic
[ 2.012394][ T0] ..TIMER: vector=0x30 apic1=0 pin1=0 apic2=-1 pin2=-1
[ 2.012901][ T0] clocksource: tsc-early: mask: 0xffffffffffffffff max_cycles: 0x1fb63109b96, max_idle_ns: 440795265316 ns
[ 2.012962][ T0] Calibrating delay loop (skipped) preset value.. 4399.99 BogoMIPS (lpj=21999980)
[ 2.013634][ T0] Last level iTLB entries: 4KB 64, 2MB 8, 4MB 8
[ 2.013640][ T0] Last level dTLB entries: 4KB 64, 2MB 32, 4MB 32, 1GB 4
[ 2.013700][ T0] mitigations: Enabled attack vectors: user_kernel, user_user, guest_host, guest_guest, SMT mitigations: auto
[ 2.013718][ T0] Speculative Store Bypass: Mitigation: Speculative Store Bypass disabled via prctl
[ 2.013725][ T0] Spectre V2 : Mitigation: IBRS
[ 2.013730][ T0] RETBleed: Mitigation: IBRS
[ 2.013737][ T0] ITS: Mitigation: Aligned branch/return thunks
[ 2.013741][ T0] Spectre V2 : User space: Mitigation: STIBP via prctl
[ 2.013745][ T0] MDS: Mitigation: Clear CPU buffers
[ 2.013749][ T0] TAA: Mitigation: Clear CPU buffers
[ 2.013753][ T0] MMIO Stale Data: Vulnerable: Clear CPU buffers attempted, no microcode
[ 2.013758][ T0] Spectre V1 : Mitigation: usercopy/swapgs barriers and __user pointer sanitization
[ 2.013766][ T0] Spectre V2 : Spectre v2 / SpectreRSB: Filling RSB on context switch and VMEXIT
[ 2.013787][ T0] Spectre V2 : mitigation: Enabling conditional Indirect Branch Prediction Barrier
[ 2.013843][ T0] active return thunk: its_return_thunk
[ 2.013861][ T0] Spectre V2 : Spectre BHI mitigation: SW BHB clearing on syscall and VM exit
[ 2.013931][ T0] x86/fpu: Supporting XSAVE feature 0x001: 'x87 floating point registers'
[ 2.013940][ T0] x86/fpu: Supporting XSAVE feature 0x002: 'SSE registers'
[ 2.013948][ T0] x86/fpu: Supporting XSAVE feature 0x004: 'AVX registers'
[ 2.013958][ T0] x86/fpu: xstate_offset[2]: 576, xstate_sizes[2]: 256
[ 2.013969][ T0] x86/fpu: Enabled xstate features 0x7, context size is 832 bytes, using 'standard' format.
[ 2.415954][ T0] pid_max: default: 32768 minimum: 301
[ 2.418093][ T0] landlock: Up and running.
[ 2.418101][ T0] Yama: becoming mindful.
[ 2.418643][ T0] TOMOYO Linux initialized
[ 2.420283][ T0] AppArmor: AppArmor initialized
[ 2.423614][ T0] LSM support for eBPF active
[ 2.431318][ T0] Dentry cache hash table entries: 1048576 (order: 11, 8388608 bytes, vmalloc hugepage)
[ 2.434763][ T0] Inode-cache hash table entries: 524288 (order: 10, 4194304 bytes, vmalloc hugepage)
[ 2.435269][ T0] Mount-cache hash table entries: 16384 (order: 5, 131072 bytes, vmalloc)
[ 2.435487][ T0] Mountpoint-cache hash table entries: 16384 (order: 5, 131072 bytes, vmalloc)
[ 2.438914][ T0] VFS: Finished mounting rootfs on nullfs
[ 2.445702][ T0] Running RCU synchronous self tests
[ 2.445714][ T0] Running RCU synchronous self tests
[ 2.567342][ T1] smpboot: CPU0: Intel(R) Xeon(R) CPU @ 2.20GHz (family: 0x6, model: 0x4f, stepping: 0x0)
[ 2.572949][ T1] Performance Events: unsupported CPU family 6 model 79 no PMU driver, software events only.
[ 2.572949][ T1] signal: max sigframe size: 1776
[ 2.583059][ T1] rcu: Hierarchical SRCU implementation.
[ 2.583069][ T1] rcu: Max phase no-delay instances is 1000.
[ 2.643090][ T1] Timer migration: 1 hierarchy levels; 8 children per group; 0 crossnode level
[ 2.821059][ T1] NMI watchdog: Perf NMI watchdog permanently disabled
[ 2.822333][ T1] smp: Bringing up secondary CPUs ...
[ 2.836836][ T1] smpboot: x86: Booting SMP configuration:
[ 2.836846][ T1] .... node #0, CPUs: #1
[ 2.837840][ 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.
[ 2.837840][ 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.
[ 2.837840][ 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.
[ 2.837840][ T1] smp: Brought up 2 nodes, 2 CPUs
[ 2.837840][ T1] smpboot: Total of 2 processors activated (8799.99 BogoMIPS)
[ 2.844872][ T1] Memory: 6463880K/8388204K available (167836K kernel code, 29746K rwdata, 41232K rodata, 25556K init, 129276K bss, 1736440K reserved, 0K cma-reserved)
[ 2.854737][ T1] devtmpfs: initialized
[ 2.870695][ T1] x86/mm: Memory block size: 128MB
[ 2.968111][ T1] Running RCU synchronous self tests
[ 2.968183][ T1] Running RCU synchronous self tests
[ 2.973369][ T1] Running RCU Tasks wait API self tests
[ 2.973369][ T1] Running RCU Tasks Trace wait API self tests
[ 2.985270][ T1] clocksource: jiffies: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 19112604462750000 ns
[ 2.985270][ T1] posixtimers hash table entries: 1024 (order: 6, 139264 bytes, vmalloc)
[ 2.985270][ T1] futex hash table entries: 256 (49152 bytes on 2 NUMA nodes, total 96 KiB, linear).
[ 2.985343][ T37] ------------[ cut here ]------------
[ 2.985343][ T37] class_for_each_device called for class 'devlink' before it was registered
[ 2.985343][ T37] WARNING: drivers/base/class.c:416 at class_for_each_device+0x2d8/0x390, CPU#1: kworker/1:1/37
[ 2.985343][ T37] Modules linked in:
[ 2.985343][ T37] CPU: 1 UID: 0 PID: 37 Comm: kworker/1:1 Not tainted syzkaller #0 PREEMPT_{RT,(full)}
[ 2.985343][ T37] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/18/2026
[ 2.985343][ T37] Workqueue: events deferred_probe_timeout_work_func
[ 2.985343][ T37] RIP: 0010:class_for_each_device+0x2fc/0x390
[ 2.985343][ T37] Code: 8d 1d 98 7c 26 0a 4c 89 e8 48 c1 e8 03 42 80 3c 38 00 74 08 4c 89 ef e8 62 77 9c fc 49 8b 55 00 48 89 df 48 c7 c6 ae 6a 6f 8d <67> 48 0f b9 3a b8 ea ff ff ff eb 1b e8 43 e0 31 fc 49 81 c6 90 00
[ 2.985343][ T37] RSP: 0000:ffffc90000ac7a20 EFLAGS: 00010246
[ 2.985343][ T37] RAX: 1ffffffff178a800 RBX: ffffffff8fba5320 RCX: ffff88801ea93e00
[ 2.985343][ T37] RDX: ffffffff8bc554c0 RSI: ffffffff8d6f6aae RDI: ffffffff8fba5320
[ 2.985343][ T37] RBP: ffffc90000ac7af8 R08: ffffc90000ac7a7f R09: 0000000000000000
[ 2.985343][ T37] R10: ffffc90000ac7a60 R11: fffff52000158f50 R12: ffffc90000ac7a60
[ 2.985343][ T37] R13: ffffffff8bc54000 R14: 1ffff92000158f48 R15: dffffc0000000000
[ 2.985343][ T37] FS: 0000000000000000(0000) GS:ffff888125d81000(0000) knlGS:0000000000000000
[ 2.985343][ T37] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 2.985343][ T37] CR2: 0000000000000000 CR3: 000000000dfb8000 CR4: 00000000003506f0
[ 2.985343][ T37] Call Trace:
[ 2.985343][ T37]
[ 2.985343][ T37] ? __pfx_fw_devlink_no_driver+0x10/0x10
[ 2.985343][ T37] ? __pfx_class_for_each_device+0x10/0x10
[ 2.985343][ T37] ? lockdep_hardirqs_on+0x7a/0x110
[ 2.985343][ T37] ? _raw_spin_unlock_irqrestore+0x4c/0x80
[ 2.985343][ T37] ? mutex_lock_nested+0x152/0x1d0
[ 2.985343][ T37] ? fw_devlink_drivers_done+0x1e/0x50
[ 2.985343][ T37] ? process_one_work+0x8be/0x1630
[ 2.985343][ T37] fw_devlink_drivers_done+0x35/0x50
[ 2.985343][ T37] deferred_probe_timeout_work_func+0x21/0x220
[ 2.985343][ T37] ? process_one_work+0x8be/0x1630
[ 2.985343][ T37] process_one_work+0x98b/0x1630
[ 2.985343][ T37] ? __pfx_process_one_work+0x10/0x10
[ 2.985343][ T37] ? do_raw_spin_lock+0x12b/0x2f0
[ 2.985343][ T37] worker_thread+0xb49/0x1140
[ 2.985343][ T37] ? _raw_spin_unlock_irqrestore+0x30/0x80
[ 2.985343][ T37] kthread+0x388/0x470
[ 2.985343][ T37] ? __pfx_worker_thread+0x10/0x10
[ 2.985343][ T37] ? __pfx_kthread+0x10/0x10
[ 2.985343][ T37] ret_from_fork+0x514/0xb70
[ 2.985343][ T37] ? __pfx_ret_from_fork+0x10/0x10
[ 2.985343][ T37] ? __switch_to+0xc79/0x1410
[ 2.985343][ T37] ? __pfx_kthread+0x10/0x10
[ 2.985343][ T37] ret_from_fork_asm+0x1a/0x30
[ 2.985343][ T37]
[ 2.985343][ T37] Kernel panic - not syncing: kernel: panic_on_warn set ...
[ 2.985343][ T37] CPU: 1 UID: 0 PID: 37 Comm: kworker/1:1 Not tainted syzkaller #0 PREEMPT_{RT,(full)}
[ 2.985343][ T37] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/18/2026
[ 2.985343][ T37] Workqueue: events deferred_probe_timeout_work_func
[ 2.985343][ T37] Call Trace:
[ 2.985343][ T37]
[ 2.985343][ T37] vpanic+0x56c/0xa60
[ 2.985343][ T37] ? __pfx__printk+0x10/0x10
[ 2.985343][ T37] ? __pfx_vpanic+0x10/0x10
[ 2.985343][ T37] ? is_bpf_text_address+0x292/0x2b0
[ 2.985343][ T37] ? is_bpf_text_address+0x26/0x2b0
[ 2.985343][ T37] panic+0xc5/0xd0
[ 2.985343][ T37] ? __pfx_panic+0x10/0x10
[ 2.985343][ T37] ? ret_from_fork_asm+0x1a/0x30
[ 2.985343][ T37] __warn+0x315/0x4c0
[ 2.985343][ T37] ? class_for_each_device+0x2d8/0x390
[ 2.985343][ T37] ? class_for_each_device+0x2d8/0x390
[ 2.985343][ T37] __report_bug+0x339/0x540
[ 2.985343][ T37] ? class_for_each_device+0x2d8/0x390
[ 2.985343][ T37] ? __pfx___report_bug+0x10/0x10
[ 2.985343][ T37] report_bug_entry+0x19a/0x290
[ 2.985343][ T37] ? class_for_each_device+0x2fc/0x390
[ 2.985343][ T37] ? class_for_each_device+0x301/0x390
[ 2.985343][ T37] handle_bug+0xce/0x200
[ 2.985343][ T37] exc_invalid_op+0x1a/0x50
[ 2.985343][ T37] asm_exc_invalid_op+0x1a/0x20
[ 2.985343][ T37] RIP: 0010:class_for_each_device+0x2fc/0x390
[ 2.985343][ T37] Code: 8d 1d 98 7c 26 0a 4c 89 e8 48 c1 e8 03 42 80 3c 38 00 74 08 4c 89 ef e8 62 77 9c fc 49 8b 55 00 48 89 df 48 c7 c6 ae 6a 6f 8d <67> 48 0f b9 3a b8 ea ff ff ff eb 1b e8 43 e0 31 fc 49 81 c6 90 00
[ 2.985343][ T37] RSP: 0000:ffffc90000ac7a20 EFLAGS: 00010246
[ 2.985343][ T37] RAX: 1ffffffff178a800 RBX: ffffffff8fba5320 RCX: ffff88801ea93e00
[ 2.985343][ T37] RDX: ffffffff8bc554c0 RSI: ffffffff8d6f6aae RDI: ffffffff8fba5320
[ 2.985343][ T37] RBP: ffffc90000ac7af8 R08: ffffc90000ac7a7f R09: 0000000000000000
[ 2.985343][ T37] R10: ffffc90000ac7a60 R11: fffff52000158f50 R12: ffffc90000ac7a60
[ 2.985343][ T37] R13: ffffffff8bc54000 R14: 1ffff92000158f48 R15: dffffc0000000000
[ 2.985343][ T37] ? __pfx_fw_devlink_no_driver+0x10/0x10
[ 2.985343][ T37] ? __pfx_class_for_each_device+0x10/0x10
[ 2.985343][ T37] ? lockdep_hardirqs_on+0x7a/0x110
[ 2.985343][ T37] ? _raw_spin_unlock_irqrestore+0x4c/0x80
[ 2.985368][ T37] ? mutex_lock_nested+0x152/0x1d0
[ 2.985392][ T37] ? fw_devlink_drivers_done+0x1e/0x50
[ 2.985416][ T37] ? process_one_work+0x8be/0x1630
[ 2.985448][ T37] fw_devlink_drivers_done+0x35/0x50
[ 2.985469][ T37] deferred_probe_timeout_work_func+0x21/0x220
[ 2.985501][ T37] ? process_one_work+0x8be/0x1630
[ 2.985529][ T37] process_one_work+0x98b/0x1630
[ 2.985584][ T37] ? __pfx_process_one_work+0x10/0x10
[ 2.985613][ T37] ? do_raw_spin_lock+0x12b/0x2f0
[ 2.985653][ T37] worker_thread+0xb49/0x1140
[ 2.985694][ T37] ? _raw_spin_unlock_irqrestore+0x30/0x80
[ 2.985740][ T37] kthread+0x388/0x470
[ 2.985764][ T37] ? __pfx_worker_thread+0x10/0x10
[ 2.985793][ T37] ? __pfx_kthread+0x10/0x10
[ 2.985819][ T37] ret_from_fork+0x514/0xb70
[ 2.985846][ T37] ? __pfx_ret_from_fork+0x10/0x10
[ 2.985872][ T37] ? __switch_to+0xc79/0x1410
[ 2.985897][ T37] ? __pfx_kthread+0x10/0x10
[ 2.985922][ T37] ret_from_fork_asm+0x1a/0x30
[ 2.985969][ T37]