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@10.128.1.97" "pwd"]: exit status 255
ssh: connect to host 10.128.1.97 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 3f44c9d4-74c6-fcb0-2f55-0f9b45fc8dc2
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 5102169982 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
[ 0.003967][ T0] last_pfn = 0x240000 max_arch_pfn = 0x400000000
[ 0.004013][ T0] MTRR map: 4 entries (3 fixed + 1 variable; max 19), built from 8 variable MTRRs
[ 0.004024][ T0] x86/PAT: Configuration [0-7]: WB WC UC- UC WB WP UC- WT
[ 0.004081][ T0] last_pfn = 0xbfffd max_arch_pfn = 0x400000000
[ 0.009160][ T0] found SMP MP-table at [mem 0x000f2890-0x000f289f]
[ 0.009193][ T0] Using GB pages for direct mapping
[ 0.013039][ T0] ACPI: Early table checksum verification disabled
[ 0.013079][ T0] ACPI: RSDP 0x00000000000F2610 000014 (v00 Google)
[ 0.013097][ T0] ACPI: RSDT 0x00000000BFFFFFB0 000038 (v01 Google GOOGRSDT 00000001 GOOG 00000001)
[ 0.013120][ T0] ACPI: FACP 0x00000000BFFFF370 0000F4 (v02 Google GOOGFACP 00000001 GOOG 00000001)
[ 0.013143][ T0] ACPI: DSDT 0x00000000BFFFD900 001A64 (v01 Google GOOGDSDT 00000001 GOOG 00000001)
[ 0.013168][ T0] ACPI: FACS 0x00000000BFFFD8C0 000040
[ 0.013201][ T0] ACPI: FACS 0x00000000BFFFD8C0 000040
[ 0.013216][ T0] ACPI: SRAT 0x00000000BFFFFEA0 0000C8 (v03 Google GOOGSRAT 00000001 GOOG 00000001)
[ 0.013238][ T0] ACPI: APIC 0x00000000BFFFFDF0 000076 (v05 Google GOOGAPIC 00000001 GOOG 00000001)
[ 0.013256][ T0] ACPI: SSDT 0x00000000BFFFF470 000980 (v01 Google GOOGSSDT 00000001 GOOG 00000001)
[ 0.013273][ T0] ACPI: WAET 0x00000000BFFFFE70 000028 (v01 Google GOOGWAET 00000001 GOOG 00000001)
[ 0.013288][ T0] ACPI: Reserving FACP table memory at [mem 0xbffff370-0xbffff463]
[ 0.013296][ T0] ACPI: Reserving DSDT table memory at [mem 0xbfffd900-0xbffff363]
[ 0.013303][ T0] ACPI: Reserving FACS table memory at [mem 0xbfffd8c0-0xbfffd8ff]
[ 0.013309][ T0] ACPI: Reserving FACS table memory at [mem 0xbfffd8c0-0xbfffd8ff]
[ 0.013316][ T0] ACPI: Reserving SRAT table memory at [mem 0xbffffea0-0xbfffff67]
[ 0.013322][ T0] ACPI: Reserving APIC table memory at [mem 0xbffffdf0-0xbffffe65]
[ 0.013328][ T0] ACPI: Reserving SSDT table memory at [mem 0xbffff470-0xbffffdef]
[ 0.013335][ T0] ACPI: Reserving WAET table memory at [mem 0xbffffe70-0xbffffe97]
[ 0.013461][ T0] ACPI: SRAT: Node 0 PXM 0 [mem 0x00000000-0x0009ffff]
[ 0.013471][ T0] ACPI: SRAT: Node 0 PXM 0 [mem 0x00100000-0xbfffffff]
[ 0.013479][ T0] ACPI: SRAT: Node 0 PXM 0 [mem 0x100000000-0x23fffffff]
[ 0.013490][ T0] NUMA: Node 0 [mem 0x00001000-0x0009ffff] + [mem 0x00100000-0xbfffffff] -> [mem 0x00001000-0xbfffffff]
[ 0.013502][ T0] NUMA: Node 0 [mem 0x00001000-0xbfffffff] + [mem 0x100000000-0x23fffffff] -> [mem 0x00001000-0x23fffffff]
[ 0.013524][ T0] Faking node 0 at [mem 0x0000000000001000-0x0000000140000fff] (5120MB)
[ 0.013533][ T0] Faking node 1 at [mem 0x0000000140001000-0x000000023fffffff] (4095MB)
[ 0.013626][ T0] NODE_DATA(0) allocated [mem 0x13fffac80-0x140000fff]
[ 0.014506][ T0] NODE_DATA(1) allocated [mem 0x23fff6c80-0x23fffcfff]
[ 0.324667][ T0] KernelAddressSanitizer initialized (generic)
[ 0.325427][ T0] ACPI: PM-Timer IO Port: 0xb008
[ 0.325460][ T0] ACPI: LAPIC_NMI (acpi_id[0xff] dfl dfl lint[0x1])
[ 0.325585][ T0] IOAPIC[0]: apic_id 0, version 17, address 0xfec00000, GSI 0-23
[ 0.325599][ T0] ACPI: INT_SRC_OVR (bus 0 bus_irq 5 global_irq 5 high level)
[ 0.325607][ T0] ACPI: INT_SRC_OVR (bus 0 bus_irq 9 global_irq 9 high level)
[ 0.325615][ T0] ACPI: INT_SRC_OVR (bus 0 bus_irq 10 global_irq 10 high level)
[ 0.325623][ T0] ACPI: INT_SRC_OVR (bus 0 bus_irq 11 global_irq 11 high level)
[ 0.325642][ T0] ACPI: Using ACPI (MADT) for SMP configuration information
[ 0.325652][ T0] CPU topo: Max. logical packages: 1
[ 0.325657][ T0] CPU topo: Max. logical nodes: 1
[ 0.325660][ T0] CPU topo: Num. nodes per package: 1
[ 0.325668][ T0] CPU topo: Max. logical dies: 1
[ 0.325672][ T0] CPU topo: Max. dies per package: 1
[ 0.325684][ T0] CPU topo: Max. threads per core: 2
[ 0.325688][ T0] CPU topo: Num. cores per package: 1
[ 0.325692][ T0] CPU topo: Num. threads per package: 2
[ 0.325696][ T0] CPU topo: Allowing 2 present CPUs plus 0 hotplug CPUs
[ 0.325876][ T0] PM: hibernation: Registered nosave memory: [mem 0x00000000-0x00000fff]
[ 0.325885][ T0] PM: hibernation: Registered nosave memory: [mem 0x0009f000-0x000fffff]
[ 0.325894][ T0] PM: hibernation: Registered nosave memory: [mem 0xbfffd000-0xffffffff]
[ 0.325916][ T0] [gap 0xc0000000-0xfffbbfff] available for PCI devices
[ 0.325922][ T0] Booting paravirtualized kernel on KVM
[ 0.325934][ T0] clocksource: refined-jiffies: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 19112604462750000 ns
[ 0.463134][ T0] Zone ranges:
[ 0.463144][ T0] DMA [mem 0x0000000000001000-0x0000000000ffffff]
[ 0.463156][ T0] DMA32 [mem 0x0000000001000000-0x00000000ffffffff]
[ 0.463164][ T0] Normal [mem 0x0000000100000000-0x000000023fffffff]
[ 0.463172][ T0] Device empty
[ 0.463176][ T0] Movable zone start for each node
[ 0.463180][ T0] Early memory node ranges
[ 0.463183][ T0] node 0: [mem 0x0000000000001000-0x000000000009efff]
[ 0.463190][ T0] node 0: [mem 0x0000000000100000-0x00000000bfffcfff]
[ 0.463197][ T0] node 0: [mem 0x0000000100000000-0x0000000140000fff]
[ 0.463204][ T0] node 1: [mem 0x0000000140001000-0x000000023fffffff]
[ 0.463213][ T0] Initmem setup node 0 [mem 0x0000000000001000-0x0000000140000fff]
[ 0.463235][ T0] Initmem setup node 1 [mem 0x0000000140001000-0x000000023fffffff]
[ 0.463281][ T0] On node 0, zone DMA: 1 pages in unavailable ranges
[ 0.463532][ T0] On node 0, zone DMA: 97 pages in unavailable ranges
[ 0.525660][ T0] On node 0, zone Normal: 3 pages in unavailable ranges
[ 0.587697][ T0] setup_percpu: NR_CPUS:8 nr_cpumask_bits:2 nr_cpu_ids:2 nr_node_ids:2
[ 0.588431][ T0] percpu: Embedded 71 pages/cpu s253832 r8192 d28792 u1048576
[ 0.588600][ T0] kvm-guest: PV spinlocks enabled
[ 0.588609][ T0] PV qspinlock hash table entries: 256 (order: 0, 4096 bytes, linear)
[ 0.588629][ 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 \
[ 0.588658][ T0] Kernel command line: comedi.comedi_num_legacy_minors=4 panic_on_warn=1 BOOT_IMAGE=/boot/bzImage root=/dev/sda1 console=ttyS0
[ 0.593068][ T0] Unknown kernel command line parameters "nbds_max=32", will be passed to user space.
[ 0.593137][ T0] random: crng init done
[ 0.593144][ T0] printk: log buffer data + meta data: 262144 + 917504 = 1179648 bytes
[ 0.593343][ T0] software IO TLB: area num 2.
[ 0.620159][ T0] Fallback order for Node 0: 0 1
[ 0.620178][ T0] Fallback order for Node 1: 1 0
[ 0.620193][ T0] Built 2 zonelists, mobility grouping on. Total pages: 2097051
[ 0.620200][ T0] Policy zone: Normal
[ 0.620880][ T0] mem auto-init: stack:all(zero), heap alloc:on, heap free:off
[ 0.620888][ T0] stackdepot: allocating hash table via alloc_large_system_hash
[ 0.620898][ T0] stackdepot hash table entries: 1048576 (order: 12, 16777216 bytes, linear)
[ 0.625478][ T0] stackdepot: allocating space for 8192 stack pools via memblock
[ 1.138887][ T0] **********************************************************
[ 1.138897][ T0] ** NOTICE NOTICE NOTICE NOTICE NOTICE NOTICE NOTICE **
[ 1.138901][ T0] ** **
[ 1.138905][ T0] ** This system shows unhashed kernel memory addresses **
[ 1.138908][ T0] ** via the console, logs, and other interfaces. This **
[ 1.138912][ T0] ** might reduce the security of your system. **
[ 1.138915][ T0] ** **
[ 1.138919][ T0] ** If you see this message and you are not debugging **
[ 1.138922][ T0] ** the kernel, report this immediately to your system **
[ 1.138926][ T0] ** administrator! **
[ 1.138930][ T0] ** **
[ 1.138933][ T0] ** Use hash_pointers=always to force this mode off **
[ 1.138937][ T0] ** **
[ 1.138940][ T0] ** NOTICE NOTICE NOTICE NOTICE NOTICE NOTICE NOTICE **
[ 1.138944][ T0] **********************************************************
[ 1.142418][ T0] SLUB: HWalign=64, Order=0-3, MinObjects=0, CPUs=2, Nodes=2
[ 1.271800][ T0] allocated 167772160 bytes of page_ext
[ 1.271839][ T0] Node 0, zone DMA: page owner found early allocated 0 pages
[ 1.285709][ T0] Node 0, zone DMA32: page owner found early allocated 21120 pages
[ 1.289841][ T0] Node 0, zone Normal: page owner found early allocated 131 pages
[ 1.300924][ T0] Node 1, zone Normal: page owner found early allocated 19848 pages
[ 1.301395][ T0] Kernel/User page tables isolation: enabled
[ 1.303574][ T0] Dynamic Preempt: full
[ 1.304701][ T0] Running RCU self tests
[ 1.304706][ T0] Running RCU synchronous self tests
[ 1.304710][ T0] rcu: Preemptible hierarchical RCU implementation.
[ 1.304713][ T0] rcu: RCU lockdep checking is enabled.
[ 1.304717][ T0] rcu: RCU restricting CPUs from NR_CPUS=8 to nr_cpu_ids=2.
[ 1.304722][ T0] rcu: RCU priority boosting: priority 1 delay 500 ms.
[ 1.304728][ T0] rcu: RCU callback double-/use-after-free debug is enabled.
[ 1.304732][ T0] rcu: RCU_SOFTIRQ processing moved to rcuc kthreads.
[ 1.304735][ T0] rcu: RCU debug extended QS entry/exit.
[ 1.304738][ T0] No expedited grace period (rcu_normal_after_boot).
[ 1.304742][ T0] Trampoline variant of Tasks RCU enabled.
[ 1.304745][ T0] Tracing variant of Tasks RCU enabled.
[ 1.304748][ T0] rcu: RCU calculated value of scheduler-enlistment delay is 10 jiffies.
[ 1.304753][ T0] rcu: Adjusting geometry for rcu_fanout_leaf=16, nr_cpu_ids=2
[ 1.304915][ T0] Running RCU synchronous self tests
[ 1.304948][ T0] RCU Tasks: Setting shift to 1 and lim to 1 rcu_task_cb_adjust=1 rcu_task_cpu_ids=2.
[ 1.474732][ T0] NR_IRQS: 4352, nr_irqs: 440, preallocated irqs: 16
[ 1.475891][ T0] rcu: srcu_init: Setting srcu_struct sizes based on contention.
[ 1.476686][ T0] kfence: initialized - using 2097152 bytes for 255 objects at 0xffff88823be00000-0xffff88823c000000
[ 1.478649][ T0] Console: colour VGA+ 80x25
[ 1.777447][ T0] printk: legacy console [ttyS0] enabled
[ 1.777456][ T0] printk: legacy bootconsole [earlyser0] disabled
[ 1.777553][ T0] Lock dependency validator: Copyright (c) 2006 Red Hat, Inc., Ingo Molnar
[ 1.777558][ T0] ... MAX_LOCKDEP_SUBCLASSES: 8
[ 1.777562][ T0] ... MAX_LOCK_DEPTH: 48
[ 1.777566][ T0] ... MAX_LOCKDEP_KEYS: 8192
[ 1.777570][ T0] ... CLASSHASH_SIZE: 4096
[ 1.777574][ T0] ... MAX_LOCKDEP_ENTRIES: 1048576
[ 1.777579][ T0] ... MAX_LOCKDEP_CHAINS: 1048576
[ 1.777583][ T0] ... CHAINHASH_SIZE: 524288
[ 1.777587][ T0] memory used by lock dependency info: 106625 kB
[ 1.777591][ T0] memory used for stack traces: 8320 kB
[ 1.777595][ T0] per task-struct memory footprint: 1920 bytes
[ 1.777920][ T0] ACPI: Core revision 20251212
[ 1.779362][ T0] APIC: Switch to symmetric I/O mode setup
[ 1.780067][ T0] x2apic enabled
[ 1.784042][ T0] APIC: Switched APIC routing to: physical x2apic
[ 1.790650][ T0] ..TIMER: vector=0x30 apic1=0 pin1=0 apic2=-1 pin2=-1
[ 1.791046][ T0] clocksource: tsc-early: mask: 0xffffffffffffffff max_cycles: 0x1fb63109b96, max_idle_ns: 440795265316 ns
[ 1.791094][ T0] Calibrating delay loop (skipped) preset value.. 4399.99 BogoMIPS (lpj=21999980)
[ 1.791708][ T0] Last level iTLB entries: 4KB 64, 2MB 8, 4MB 8
[ 1.791714][ T0] Last level dTLB entries: 4KB 64, 2MB 32, 4MB 32, 1GB 4
[ 1.791768][ T0] mitigations: Enabled attack vectors: user_kernel, user_user, guest_host, guest_guest, SMT mitigations: auto
[ 1.791786][ T0] Speculative Store Bypass: Mitigation: Speculative Store Bypass disabled via prctl
[ 1.791792][ T0] Spectre V2 : Mitigation: IBRS
[ 1.791796][ T0] RETBleed: Mitigation: IBRS
[ 1.791800][ T0] ITS: Mitigation: Aligned branch/return thunks
[ 1.791804][ T0] Spectre V2 : User space: Mitigation: STIBP via prctl
[ 1.791808][ T0] MDS: Mitigation: Clear CPU buffers
[ 1.791812][ T0] TAA: Mitigation: Clear CPU buffers
[ 1.791815][ T0] MMIO Stale Data: Vulnerable: Clear CPU buffers attempted, no microcode
[ 1.791820][ T0] Spectre V1 : Mitigation: usercopy/swapgs barriers and __user pointer sanitization
[ 1.791828][ T0] Spectre V2 : Spectre v2 / SpectreRSB: Filling RSB on context switch and VMEXIT
[ 1.791848][ T0] Spectre V2 : mitigation: Enabling conditional Indirect Branch Prediction Barrier
[ 1.791902][ T0] active return thunk: its_return_thunk
[ 1.791921][ T0] Spectre V2 : Spectre BHI mitigation: SW BHB clearing on syscall and VM exit
[ 1.791987][ T0] x86/fpu: Supporting XSAVE feature 0x001: 'x87 floating point registers'
[ 1.791996][ T0] x86/fpu: Supporting XSAVE feature 0x002: 'SSE registers'
[ 1.792004][ T0] x86/fpu: Supporting XSAVE feature 0x004: 'AVX registers'
[ 1.792013][ T0] x86/fpu: xstate_offset[2]: 576, xstate_sizes[2]: 256
[ 1.792024][ T0] x86/fpu: Enabled xstate features 0x7, context size is 832 bytes, using 'standard' format.
[ 2.183791][ T0] pid_max: default: 32768 minimum: 301
[ 2.185933][ T0] landlock: Up and running.
[ 2.185941][ T0] Yama: becoming mindful.
[ 2.186479][ T0] TOMOYO Linux initialized
[ 2.188009][ T0] AppArmor: AppArmor initialized
[ 2.191318][ T0] LSM support for eBPF active
[ 2.199088][ T0] Dentry cache hash table entries: 1048576 (order: 11, 8388608 bytes, vmalloc hugepage)
[ 2.202464][ T0] Inode-cache hash table entries: 524288 (order: 10, 4194304 bytes, vmalloc hugepage)
[ 2.202931][ T0] Mount-cache hash table entries: 16384 (order: 5, 131072 bytes, vmalloc)
[ 2.203129][ T0] Mountpoint-cache hash table entries: 16384 (order: 5, 131072 bytes, vmalloc)
[ 2.206461][ T0] VFS: Finished mounting rootfs on nullfs
[ 2.212120][ T0] Running RCU synchronous self tests
[ 2.212130][ T0] Running RCU synchronous self tests
[ 2.333648][ T1] smpboot: CPU0: Intel(R) Xeon(R) CPU @ 2.20GHz (family: 0x6, model: 0x4f, stepping: 0x0)
[ 2.339190][ T1] Performance Events: unsupported CPU family 6 model 79 no PMU driver, software events only.
[ 2.339380][ T1] signal: max sigframe size: 1776
[ 2.351154][ T1] rcu: Hierarchical SRCU implementation.
[ 2.351162][ T1] rcu: Max phase no-delay instances is 1000.
[ 2.391633][ T1] Timer migration: 1 hierarchy levels; 8 children per group; 0 crossnode level
[ 2.580076][ T1] NMI watchdog: Perf NMI watchdog permanently disabled
[ 2.591228][ T1] smp: Bringing up secondary CPUs ...
[ 2.595884][ T1] smpboot: x86: Booting SMP configuration:
[ 2.595893][ T1] .... node #0, CPUs: #1
[ 2.604848][ 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.
[ 2.604863][ 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.
[ 2.604877][ 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.
[ 2.604999][ T1] smp: Brought up 2 nodes, 2 CPUs
[ 2.605014][ T1] smpboot: Total of 2 processors activated (8799.99 BogoMIPS)
[ 2.605321][ T1] Memory: 6463688K/8388204K available (167732K kernel code, 29737K rwdata, 41216K rodata, 25540K init, 129272K bss, 1736392K reserved, 0K cma-reserved)
[ 2.611792][ T1] devtmpfs: initialized
[ 2.626754][ T1] x86/mm: Memory block size: 128MB
[ 2.731636][ T1] Running RCU synchronous self tests
[ 2.731698][ T1] Running RCU synchronous self tests
[ 2.731880][ T1] Running RCU Tasks wait API self tests
[ 2.731880][ T1] Running RCU Tasks Trace wait API self tests
[ 2.731880][ T32] ------------[ cut here ]------------
[ 2.731880][ T32] class_for_each_device called for class 'devlink' before it was registered
[ 2.731880][ T32] WARNING: drivers/base/class.c:416 at class_for_each_device+0x2d8/0x390, CPU#1: kworker/1:0/32
[ 2.731880][ T32] Modules linked in:
[ 2.731880][ T32] CPU: 1 UID: 0 PID: 32 Comm: kworker/1:0 Not tainted syzkaller #0 PREEMPT_{RT,(full)}
[ 2.731880][ T32] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/18/2026
[ 2.731880][ T32] Workqueue: events deferred_probe_timeout_work_func
[ 2.731880][ T32]serialport: Connected to syzkaller.us-central1-a.ci-upstream-rust-kasan-gce-1 port 1 (session ID: 204ab898e93d54440ca76ffdb92751dee5ec2060d9b675007f45cac0e63acf49, active connections: 1).
RIP: 0010:class_for_each_device+0x2fc/0x390
[ 2.731880][ T32] Code: 8d 1d 98 56 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 d9 39 6f 8d <67> 48 0f b9 3a b8 ea ff ff ff eb 1b e8 43 e0 31 fc 49 81 c6 90 00
[ 2.731880][ T32] RSP: 0000:ffffc90000a6fa20 EFLAGS: 00010246
[ 2.731880][ T32] RAX: 1ffffffff178a800 RBX: ffffffff8fba2d20 RCX: ffff88801e2fdd00
[ 2.731880][ T32] RDX: ffffffff8bc554c0 RSI: ffffffff8d6f39d9 RDI: ffffffff8fba2d20
[ 2.731880][ T32] RBP: ffffc90000a6faf8 R08: ffffc90000a6fa7f R09: 0000000000000000
[ 2.731880][ T32] R10: ffffc90000a6fa60 R11: fffff5200014df50 R12: ffffc90000a6fa60
[ 2.731880][ T32] R13: ffffffff8bc54000 R14: 1ffff9200014df48 R15: dffffc0000000000
[ 2.731880][ T32] FS: 0000000000000000(0000) GS:ffff888125d8b000(0000) knlGS:0000000000000000
[ 2.731880][ T32] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 2.731880][ T32] CR2: 0000000000000000 CR3: 000000000dfb8000 CR4: 00000000003506f0
[ 2.731880][ T32] Call Trace:
[ 2.731880][ T32]
[ 2.731880][ T32] ? __pfx_fw_devlink_no_driver+0x10/0x10
[ 2.731880][ T32] ? __pfx_class_for_each_device+0x10/0x10
[ 2.731880][ T32] ? lockdep_hardirqs_on+0x7a/0x110
[ 2.731880][ T32] ? _raw_spin_unlock_irqrestore+0x4c/0x80
[ 2.731880][ T32] ? mutex_lock_nested+0x152/0x1d0
[ 2.731880][ T32] ? fw_devlink_drivers_done+0x1e/0x50
[ 2.731880][ T32] ? process_one_work+0x8be/0x1630
[ 2.731880][ T32] fw_devlink_drivers_done+0x35/0x50
[ 2.731880][ T32] deferred_probe_timeout_work_func+0x21/0x220
[ 2.731880][ T32] ? process_one_work+0x8be/0x1630
[ 2.731880][ T32] process_one_work+0x98b/0x1630
[ 2.731880][ T32] ? __pfx_do_raw_spin_lock+0x10/0x10
[ 2.731880][ T32] ? __pfx_process_one_work+0x10/0x10
[ 2.731880][ T32] ? rcuwait_wake_up+0x1c/0x230
[ 2.731880][ T32] worker_thread+0xb49/0x1140
[ 2.731880][ T32] kthread+0x388/0x470
[ 2.731880][ T32] ? __pfx_worker_thread+0x10/0x10
[ 2.731901][ T32] ? __pfx_kthread+0x10/0x10
[ 2.731918][ T32] ret_from_fork+0x514/0xb70
[ 2.731939][ T32] ? __pfx_ret_from_fork+0x10/0x10
[ 2.731958][ T32] ? __switch_to+0xc79/0x1410
[ 2.731998][ T32] ? __pfx_kthread+0x10/0x10
[ 2.732016][ T32] ret_from_fork_asm+0x1a/0x30
[ 2.732049][ T32]
[ 2.732057][ T32] Kernel panic - not syncing: kernel: panic_on_warn set ...
[ 2.732068][ T32] CPU: 1 UID: 0 PID: 32 Comm: kworker/1:0 Not tainted syzkaller #0 PREEMPT_{RT,(full)}
[ 2.732085][ T32] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/18/2026
[ 2.732094][ T32] Workqueue: events deferred_probe_timeout_work_func
[ 2.732115][ T32] Call Trace:
[ 2.732121][ T32]
[ 2.732127][ T32] vpanic+0x56c/0xa60
[ 2.732150][ T32] ? __pfx__printk+0x10/0x10
[ 2.732166][ T32] ? __pfx_vpanic+0x10/0x10
[ 2.732187][ T32] ? is_bpf_text_address+0x292/0x2b0
[ 2.732207][ T32] ? is_bpf_text_address+0x26/0x2b0
[ 2.732233][ T32] panic+0xc5/0xd0
[ 2.732255][ T32] ? __pfx_panic+0x10/0x10
[ 2.732285][ T32] ? ret_from_fork_asm+0x1a/0x30
[ 2.732310][ T32] __warn+0x315/0x4c0
[ 2.732331][ T32] ? class_for_each_device+0x2d8/0x390
[ 2.732357][ T32] ? class_for_each_device+0x2d8/0x390
[ 2.732382][ T32] __report_bug+0x339/0x540
[ 2.732402][ T32] ? class_for_each_device+0x2d8/0x390
[ 2.732427][ T32] ? __pfx___report_bug+0x10/0x10
[ 2.732458][ T32] report_bug_entry+0x19a/0x290
[ 2.732474][ T32] ? class_for_each_device+0x2fc/0x390
[ 2.732497][ T32] ? class_for_each_device+0x301/0x390
[ 2.732521][ T32] handle_bug+0xce/0x200
[ 2.732540][ T32] exc_invalid_op+0x1a/0x50
[ 2.732558][ T32] asm_exc_invalid_op+0x1a/0x20
[ 2.732573][ T32] RIP: 0010:class_for_each_device+0x2fc/0x390
[ 2.732597][ T32] Code: 8d 1d 98 56 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 d9 39 6f 8d <67> 48 0f b9 3a b8 ea ff ff ff eb 1b e8 43 e0 31 fc 49 81 c6 90 00
[ 2.732610][ T32] RSP: 0000:ffffc90000a6fa20 EFLAGS: 00010246
[ 2.732622][ T32] RAX: 1ffffffff178a800 RBX: ffffffff8fba2d20 RCX: ffff88801e2fdd00
[ 2.732634][ T32] RDX: ffffffff8bc554c0 RSI: ffffffff8d6f39d9 RDI: ffffffff8fba2d20
[ 2.732646][ T32] RBP: ffffc90000a6faf8 R08: ffffc90000a6fa7f R09: 0000000000000000
[ 2.732657][ T32] R10: ffffc90000a6fa60 R11: fffff5200014df50 R12: ffffc90000a6fa60
[ 2.732669][ T32] R13: ffffffff8bc54000 R14: 1ffff9200014df48 R15: dffffc0000000000
[ 2.732694][ T32] ? __pfx_fw_devlink_no_driver+0x10/0x10
[ 2.732716][ T32] ? __pfx_class_for_each_device+0x10/0x10
[ 2.732742][ T32] ? lockdep_hardirqs_on+0x7a/0x110
[ 2.732756][ T32] ? _raw_spin_unlock_irqrestore+0x4c/0x80
[ 2.732782][ T32] ? mutex_lock_nested+0x152/0x1d0
[ 2.732801][ T32] ? fw_devlink_drivers_done+0x1e/0x50
[ 2.732818][ T32] ? process_one_work+0x8be/0x1630
[ 2.732839][ T32] fw_devlink_drivers_done+0x35/0x50
[ 2.732854][ T32] deferred_probe_timeout_work_func+0x21/0x220
[ 2.732877][ T32] ? process_one_work+0x8be/0x1630
[ 2.732898][ T32] process_one_work+0x98b/0x1630
[ 2.732920][ T32] ? __pfx_do_raw_spin_lock+0x10/0x10
[ 2.732949][ T32] ? __pfx_process_one_work+0x10/0x10
[ 2.732971][ T32] ? rcuwait_wake_up+0x1c/0x230
[ 2.733001][ T32] worker_thread+0xb49/0x1140
[ 2.733043][ T32] kthread+0x388/0x470
[ 2.733060][ T32] ? __pfx_worker_thread+0x10/0x10
[ 2.733082][ T32] ? __pfx_kthread+0x10/0x10
[ 2.733100][ T32] ret_from_fork+0x514/0xb70
[ 2.733120][ T32] ? __pfx_ret_from_fork+0x10/0x10
[ 2.733139][ T32] ? __switch_to+0xc79/0x1410
[ 2.733156][ T32] ? __pfx_kthread+0x10/0x10
[ 2.733174][ T32] ret_from_fork_asm+0x1a/0x30
[ 2.733206][ T32]