failed to run ["ssh" "-p" "22" "-F" "/dev/null" "-o" "UserKnownHostsFile=/dev/null" "-o" "IdentitiesOnly=yes" "-o" "BatchMode=yes" "-o" "StrictHostKeyChecking=no" "-o" "ConnectTimeout=10" "root@10.128.0.115" "pwd"]: exit status 255
ssh: connect to host 10.128.0.115 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 5974642b-cb94-0a3a-9ac7-e6a0b6561bd2
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 11529633055 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
[ 0.004036][ T0] last_pfn = 0x240000 max_arch_pfn = 0x400000000
[ 0.004085][ T0] MTRR map: 4 entries (3 fixed + 1 variable; max 19), built from 8 variable MTRRs
[ 0.004096][ T0] x86/PAT: Configuration [0-7]: WB WC UC- UC WB WP UC- WT
[ 0.004153][ T0] last_pfn = 0xbfffd max_arch_pfn = 0x400000000
[ 0.009139][ T0] found SMP MP-table at [mem 0x000f2890-0x000f289f]
[ 0.009165][ T0] Using GB pages for direct mapping
[ 0.012779][ T0] ACPI: Early table checksum verification disabled
[ 0.012802][ T0] ACPI: RSDP 0x00000000000F2610 000014 (v00 Google)
[ 0.012817][ T0] ACPI: RSDT 0x00000000BFFFFFB0 000038 (v01 Google GOOGRSDT 00000001 GOOG 00000001)
[ 0.012838][ T0] ACPI: FACP 0x00000000BFFFF370 0000F4 (v02 Google GOOGFACP 00000001 GOOG 00000001)
[ 0.012860][ T0] ACPI: DSDT 0x00000000BFFFD900 001A64 (v01 Google GOOGDSDT 00000001 GOOG 00000001)
[ 0.012877][ T0] ACPI: FACS 0x00000000BFFFD8C0 000040
[ 0.012890][ T0] ACPI: FACS 0x00000000BFFFD8C0 000040
[ 0.012903][ T0] ACPI: SRAT 0x00000000BFFFFEA0 0000C8 (v03 Google GOOGSRAT 00000001 GOOG 00000001)
[ 0.012920][ T0] ACPI: APIC 0x00000000BFFFFDF0 000076 (v05 Google GOOGAPIC 00000001 GOOG 00000001)
[ 0.012937][ T0] ACPI: SSDT 0x00000000BFFFF470 000980 (v01 Google GOOGSSDT 00000001 GOOG 00000001)
[ 0.012953][ T0] ACPI: WAET 0x00000000BFFFFE70 000028 (v01 Google GOOGWAET 00000001 GOOG 00000001)
[ 0.012968][ T0] ACPI: Reserving FACP table memory at [mem 0xbffff370-0xbffff463]
[ 0.012975][ T0] ACPI: Reserving DSDT table memory at [mem 0xbfffd900-0xbffff363]
[ 0.012981][ T0] ACPI: Reserving FACS table memory at [mem 0xbfffd8c0-0xbfffd8ff]
[ 0.012988][ T0] ACPI: Reserving FACS table memory at [mem 0xbfffd8c0-0xbfffd8ff]
[ 0.012994][ T0] ACPI: Reserving SRAT table memory at [mem 0xbffffea0-0xbfffff67]
[ 0.013000][ T0] ACPI: Reserving APIC table memory at [mem 0xbffffdf0-0xbffffe65]
[ 0.013006][ T0] ACPI: Reserving SSDT table memory at [mem 0xbffff470-0xbffffdef]
[ 0.013012][ T0] ACPI: Reserving WAET table memory at [mem 0xbffffe70-0xbffffe97]
[ 0.013126][ T0] ACPI: SRAT: Node 0 PXM 0 [mem 0x00000000-0x0009ffff]
[ 0.013135][ T0] ACPI: SRAT: Node 0 PXM 0 [mem 0x00100000-0xbfffffff]
[ 0.013143][ T0] ACPI: SRAT: Node 0 PXM 0 [mem 0x100000000-0x23fffffff]
[ 0.013154][ T0] NUMA: Node 0 [mem 0x00001000-0x0009ffff] + [mem 0x00100000-0xbfffffff] -> [mem 0x00001000-0xbfffffff]
[ 0.013166][ T0] NUMA: Node 0 [mem 0x00001000-0xbfffffff] + [mem 0x100000000-0x23fffffff] -> [mem 0x00001000-0x23fffffff]
[ 0.013187][ T0] Faking node 0 at [mem 0x0000000000001000-0x0000000140000fff] (5120MB)
[ 0.013194][ T0] Faking node 1 at [mem 0x0000000140001000-0x000000023fffffff] (4095MB)
[ 0.013291][ T0] NODE_DATA(0) allocated [mem 0x13fffac80-0x140000fff]
[ 0.014094][ T0] NODE_DATA(1) allocated [mem 0x23fff6c80-0x23fffcfff]
[ 0.296568][ T0] KernelAddressSanitizer initialized (generic)
[ 0.297317][ T0] ACPI: PM-Timer IO Port: 0xb008
[ 0.297352][ T0] ACPI: LAPIC_NMI (acpi_id[0xff] dfl dfl lint[0x1])
[ 0.297480][ T0] IOAPIC[0]: apic_id 0, version 17, address 0xfec00000, GSI 0-23
[ 0.297494][ T0] ACPI: INT_SRC_OVR (bus 0 bus_irq 5 global_irq 5 high level)
[ 0.297503][ T0] ACPI: INT_SRC_OVR (bus 0 bus_irq 9 global_irq 9 high level)
[ 0.297512][ T0] ACPI: INT_SRC_OVR (bus 0 bus_irq 10 global_irq 10 high level)
[ 0.297519][ T0] ACPI: INT_SRC_OVR (bus 0 bus_irq 11 global_irq 11 high level)
[ 0.297538][ T0] ACPI: Using ACPI (MADT) for SMP configuration information
[ 0.297549][ T0] CPU topo: Max. logical packages: 1
[ 0.297553][ T0] CPU topo: Max. logical nodes: 1
[ 0.297557][ T0] CPU topo: Num. nodes per package: 1
[ 0.297565][ T0] CPU topo: Max. logical dies: 1
[ 0.297569][ T0] CPU topo: Max. dies per package: 1
[ 0.297581][ T0] CPU topo: Max. threads per core: 2
[ 0.297585][ T0] CPU topo: Num. cores per package: 1
[ 0.297589][ T0] CPU topo: Num. threads per package: 2
[ 0.297593][ T0] CPU topo: Allowing 2 present CPUs plus 0 hotplug CPUs
[ 0.297699][ T0] PM: hibernation: Registered nosave memory: [mem 0x00000000-0x00000fff]
[ 0.297709][ T0] PM: hibernation: Registered nosave memory: [mem 0x0009f000-0x000fffff]
[ 0.297717][ T0] PM: hibernation: Registered nosave memory: [mem 0xbfffd000-0xffffffff]
[ 0.297739][ T0] [gap 0xc0000000-0xfffbbfff] available for PCI devices
[ 0.297746][ T0] Booting paravirtualized kernel on KVM
[ 0.297757][ T0] clocksource: refined-jiffies: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 19112604462750000 ns
[ 0.429615][ T0] Zone ranges:
[ 0.429626][ T0] DMA [mem 0x0000000000001000-0x0000000000ffffff]
[ 0.429637][ T0] DMA32 [mem 0x0000000001000000-0x00000000ffffffff]
[ 0.429645][ T0] Normal [mem 0x0000000100000000-0x000000023fffffff]
[ 0.429653][ T0] Device empty
[ 0.429658][ T0] Movable zone start for each node
[ 0.429661][ T0] Early memory node ranges
[ 0.429664][ T0] node 0: [mem 0x0000000000001000-0x000000000009efff]
[ 0.429671][ T0] node 0: [mem 0x0000000000100000-0x00000000bfffcfff]
[ 0.429679][ T0] node 0: [mem 0x0000000100000000-0x0000000140000fff]
[ 0.429685][ T0] node 1: [mem 0x0000000140001000-0x000000023fffffff]
[ 0.429695][ T0] Initmem setup node 0 [mem 0x0000000000001000-0x0000000140000fff]
[ 0.429712][ T0] Initmem setup node 1 [mem 0x0000000140001000-0x000000023fffffff]
[ 0.429760][ T0] On node 0, zone DMA: 1 pages in unavailable ranges
[ 0.430009][ T0] On node 0, zone DMA: 97 pages in unavailable ranges
[ 0.491843][ T0] On node 0, zone Normal: 3 pages in unavailable ranges
[ 0.553697][ T0] setup_percpu: NR_CPUS:8 nr_cpumask_bits:2 nr_cpu_ids:2 nr_node_ids:2
[ 0.554391][ T0] percpu: Embedded 71 pages/cpu s253832 r8192 d28792 u1048576
[ 0.554561][ T0] kvm-guest: PV spinlocks enabled
[ 0.554571][ T0] PV qspinlock hash table entries: 256 (order: 0, 4096 bytes, linear)
[ 0.554591][ 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 \
[ 0.554621][ T0] Kernel command line: comedi.comedi_num_legacy_minors=4 panic_on_warn=1 BOOT_IMAGE=/boot/bzImage root=/dev/sda1 console=ttyS0
[ 0.559069][ T0] Unknown kernel command line parameters "nbds_max=32", will be passed to user space.
[ 0.559138][ T0] random: crng init done
[ 0.559142][ T0] printk: log buffer data + meta data: 262144 + 917504 = 1179648 bytes
[ 0.559358][ T0] software IO TLB: area num 2.
[ 0.585203][ T0] Fallback order for Node 0: 0 1
[ 0.585225][ T0] Fallback order for Node 1: 1 0
[ 0.585239][ T0] Built 2 zonelists, mobility grouping on. Total pages: 2097051
[ 0.585247][ T0] Policy zone: Normal
[ 0.585886][ T0] mem auto-init: stack:all(zero), heap alloc:on, heap free:off
[ 0.585894][ T0] stackdepot: allocating hash table via alloc_large_system_hash
[ 0.585904][ T0] stackdepot hash table entries: 1048576 (order: 12, 16777216 bytes, linear)
[ 0.590089][ T0] stackdepot: allocating space for 8192 stack pools via memblock
[ 1.099970][ T0] **********************************************************
[ 1.099980][ T0] ** NOTICE NOTICE NOTICE NOTICE NOTICE NOTICE NOTICE **
[ 1.099984][ T0] ** **
[ 1.099987][ T0] ** This system shows unhashed kernel memory addresses **
[ 1.099991][ T0] ** via the console, logs, and other interfaces. This **
[ 1.099994][ T0] ** might reduce the security of your system. **
[ 1.099998][ T0] ** **
[ 1.100001][ T0] ** If you see this message and you are not debugging **
[ 1.100005][ T0] ** the kernel, report this immediately to your system **
[ 1.100008][ T0] ** administrator! **
[ 1.100011][ T0] ** **
[ 1.100015][ T0] ** Use hash_pointers=always to force this mode off **
[ 1.100018][ T0] ** **
[ 1.100021][ T0] ** NOTICE NOTICE NOTICE NOTICE NOTICE NOTICE NOTICE **
[ 1.100025][ T0] **********************************************************
[ 1.103427][ T0] SLUB: HWalign=64, Order=0-3, MinObjects=0, CPUs=2, Nodes=2
[ 1.226444][ T0] allocated 167772160 bytes of page_ext
[ 1.226496][ T0] Node 0, zone DMA: page owner found early allocated 0 pages
[ 1.240088][ T0] Node 0, zone DMA32: page owner found early allocated 21120 pages
[ 1.244103][ T0] Node 0, zone Normal: page owner found early allocated 131 pages
[ 1.254932][ T0] Node 1, zone Normal: page owner found early allocated 19848 pages
[ 1.255398][ T0] Kernel/User page tables isolation: enabled
[ 1.257472][ T0] Dynamic Preempt: full
[ 1.258660][ T0] Running RCU self tests
[ 1.258665][ T0] Running RCU synchronous self tests
[ 1.258670][ T0] rcu: Preemptible hierarchical RCU implementation.
[ 1.258673][ T0] rcu: RCU lockdep checking is enabled.
[ 1.258677][ T0] rcu: RCU restricting CPUs from NR_CPUS=8 to nr_cpu_ids=2.
[ 1.258682][ T0] rcu: RCU priority boosting: priority 1 delay 500 ms.
[ 1.258688][ T0] rcu: RCU callback double-/use-after-free debug is enabled.
[ 1.258692][ T0] rcu: RCU_SOFTIRQ processing moved to rcuc kthreads.
[ 1.258695][ T0] rcu: RCU debug extended QS entry/exit.
[ 1.258699][ T0] No expedited grace period (rcu_normal_after_boot).
[ 1.258702][ T0] Trampoline variant of Tasks RCU enabled.
[ 1.258706][ T0] Tracing variant of Tasks RCU enabled.
[ 1.258709][ T0] rcu: RCU calculated value of scheduler-enlistment delay is 10 jiffies.
[ 1.258714][ T0] rcu: Adjusting geometry for rcu_fanout_leaf=16, nr_cpu_ids=2
[ 1.258883][ T0] Running RCU synchronous self tests
[ 1.258916][ T0] RCU Tasks: Setting shift to 1 and lim to 1 rcu_task_cb_adjust=1 rcu_task_cpu_ids=2.
[ 1.425380][ T0] NR_IRQS: 4352, nr_irqs: 440, preallocated irqs: 16
[ 1.426493][ T0] rcu: srcu_init: Setting srcu_struct sizes based on contention.
[ 1.427261][ T0] kfence: initialized - using 2097152 bytes for 255 objects at 0xffff88823be00000-0xffff88823c000000
[ 1.429125][ T0] Console: colour VGA+ 80x25
[ 1.811308][ T0] printk: legacy console [ttyS0] enabled
[ 1.811319][ T0] printk: legacy bootconsole [earlyser0] disabled
[ 1.811396][ T0] Lock dependency validator: Copyright (c) 2006 Red Hat, Inc., Ingo Molnar
[ 1.811400][ T0] ... MAX_LOCKDEP_SUBCLASSES: 8
[ 1.811404][ T0] ... MAX_LOCK_DEPTH: 48
[ 1.811409][ T0] ... MAX_LOCKDEP_KEYS: 8192
[ 1.811413][ T0] ... CLASSHASH_SIZE: 4096
[ 1.811417][ T0] ... MAX_LOCKDEP_ENTRIES: 1048576
[ 1.811421][ T0] ... MAX_LOCKDEP_CHAINS: 1048576
[ 1.811425][ T0] ... CHAINHASH_SIZE: 524288
[ 1.811429][ T0] memory used by lock dependency info: 106625 kB
[ 1.811433][ T0] memory used for stack traces: 8320 kB
[ 1.811437][ T0] per task-struct memory footprint: 1920 bytes
[ 1.811775][ T0] ACPI: Core revision 20251212
[ 1.813235][ T0] APIC: Switch to symmetric I/O mode setup
[ 1.813944][ T0] x2apic enabled
[ 1.817692][ T0] APIC: Switched APIC routing to: physical x2apic
[ 1.824664][ T0] ..TIMER: vector=0x30 apic1=0 pin1=0 apic2=-1 pin2=-1
[ 1.824964][ T0] clocksource: tsc-early: mask: 0xffffffffffffffff max_cycles: 0x1fb63109b96, max_idle_ns: 440795265316 ns
[ 1.825006][ T0] Calibrating delay loop (skipped) preset value.. 4399.99 BogoMIPS (lpj=21999980)
[ 1.825734][ T0] Last level iTLB entries: 4KB 64, 2MB 8, 4MB 8
[ 1.825740][ T0] Last level dTLB entries: 4KB 64, 2MB 32, 4MB 32, 1GB 4
[ 1.825801][ T0] mitigations: Enabled attack vectors: user_kernel, user_user, guest_host, guest_guest, SMT mitigations: auto
[ 1.825818][ T0] Speculative Store Bypass: Mitigation: Speculative Store Bypass disabled via prctl
[ 1.825825][ T0] Spectre V2 : Mitigation: IBRS
[ 1.825828][ T0] RETBleed: Mitigation: IBRS
[ 1.825832][ T0] ITS: Mitigation: Aligned branch/return thunks
[ 1.825836][ T0] Spectre V2 : User space: Mitigation: STIBP via prctl
[ 1.825840][ T0] MDS: Mitigation: Clear CPU buffers
[ 1.825844][ T0] TAA: Mitigation: Clear CPU buffers
[ 1.825847][ T0] MMIO Stale Data: Vulnerable: Clear CPU buffers attempted, no microcode
[ 1.825852][ T0] Spectre V1 : Mitigation: usercopy/swapgs barriers and __user pointer sanitization
[ 1.825859][ T0] Spectre V2 : Spectre v2 / SpectreRSB: Filling RSB on context switch and VMEXIT
[ 1.825880][ T0] Spectre V2 : mitigation: Enabling conditional Indirect Branch Prediction Barrier
[ 1.825933][ T0] active return thunk: its_return_thunk
[ 1.825955][ T0] Spectre V2 : Spectre BHI mitigation: SW BHB clearing on syscall and VM exit
[ 1.826016][ T0] x86/fpu: Supporting XSAVE feature 0x001: 'x87 floating point registers'
[ 1.826025][ T0] x86/fpu: Supporting XSAVE feature 0x002: 'SSE registers'
[ 1.826033][ T0] x86/fpu: Supporting XSAVE feature 0x004: 'AVX registers'
[ 1.826042][ T0] x86/fpu: xstate_offset[2]: 576, xstate_sizes[2]: 256
[ 1.826053][ T0] x86/fpu: Enabled xstate features 0x7, context size is 832 bytes, using 'standard' format.
[ 2.217946][ T0] pid_max: default: 32768 minimum: 301
[ 2.220087][ T0] landlock: Up and running.
[ 2.220094][ T0] Yama: becoming mindful.
[ 2.220624][ T0] TOMOYO Linux initialized
[ 2.222199][ T0] AppArmor: AppArmor initialized
[ 2.225535][ T0] LSM support for eBPF active
[ 2.233131][ T0] Dentry cache hash table entries: 1048576 (order: 11, 8388608 bytes, vmalloc hugepage)
[ 2.236508][ T0] Inode-cache hash table entries: 524288 (order: 10, 4194304 bytes, vmalloc hugepage)
[ 2.236983][ T0] Mount-cache hash table entries: 16384 (order: 5, 131072 bytes, vmalloc)
[ 2.237203][ T0] Mountpoint-cache hash table entries: 16384 (order: 5, 131072 bytes, vmalloc)
[ 2.240571][ T0] VFS: Finished mounting rootfs on nullfs
[ 2.246603][ T0] Running RCU synchronous self tests
[ 2.246614][ T0] Running RCU synchronous self tests
[ 2.368188][ T1] smpboot: CPU0: Intel(R) Xeon(R) CPU @ 2.20GHz (family: 0x6, model: 0x4f, stepping: 0x0)
[ 2.373866][ T1] Performance Events: unsupported CPU family 6 model 79 no PMU driver, software events only.
[ 2.374028][ T1] signal: max sigframe size: 1776
[ 2.385071][ T1] rcu: Hierarchical SRCU implementation.
[ 2.385079][ T1] rcu: Max phase no-delay instances is 1000.
[ 2.425606][ T1] Timer migration: 1 hierarchy levels; 8 children per group; 0 crossnode level
[ 2.617834][ T1] NMI watchdog: Perf NMI watchdog permanently disabled
[ 2.619107][ T1] smp: Bringing up secondary CPUs ...
[ 2.637324][ T1] smpboot: x86: Booting SMP configuration:
[ 2.637335][ T1] .... node #0, CPUs: #1
[ 2.639552][ 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.
[ 2.639552][ 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.
[ 2.639552][ 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.
[ 2.639552][ T1] smp: Brought up 2 nodes, 2 CPUs
[ 2.639552][ T1] smpboot: Total of 2 processors activated (8799.99 BogoMIPS)
[ 2.668694][ T1] Memory: 6466328K/8388204K available (167080K kernel code, 29623K rwdata, 39752K rodata, 25472K init, 129272K bss, 1733744K reserved, 0K cma-reserved)
[ 2.672024][ T1] devtmpfs: initialized
[ 2.679189][ T1] x86/mm: Memory block size: 128MB
[ 2.775571][ T1] Running RCU synchronous self tests
[ 2.775641][ T1] Running RCU synchronous self tests
[ 2.775880][ T1] Running RCU Tasks wait API self tests
[ 2.775880][ T1] Running RCU Tasks Trace wait API self tests
[ 2.787092][ T37] ------------[ cut here ]------------
[ 2.787092][ T37] class_for_each_device called for class 'devlink' before it was registered
[ 2.787092][ T37] WARNING: drivers/base/class.c:416 at class_for_each_device+0x2d8/0x390, CPU#1: kworker/1:1/37
[ 2.787092][ T37] Modules linked in:
[ 2.787092][ T37] CPU: 1 UID: 0 PID: 37 Comm: kworker/1:1 Not tainted syzkaller #0 PREEMPT_{RT,(full)}
[ 2.787092][ T37] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/18/2026
[ 2.787092][ T37] Workqueue: events deferred_probe_timeout_work_func
[ 2.787092][ T37serialport: Connected to syzkaller.us-central1-b.ci-upstream-linux-next-kasan-gce-root-1 port 1 (session ID: 554231d61f7ba9dbb5eb24fda4ae6ba4a16215ba1d13c6d8ff3ffbf09f2e874a, active connections: 1).
] RIP: 0010:class_for_each_device+0x2fc/0x390
[ 2.787092][ T37] Code: 8d 1d d8 14 0e 0a 4c 89 e8 48 c1 e8 03 42 80 3c 38 00 74 08 4c 89 ef e8 62 ad a5 fc 49 8b 55 00 48 89 df 48 c7 c6 0e 5f 5d 8d <67> 48 0f b9 3a b8 ea ff ff ff eb 1b e8 43 16 3b fc 49 81 c6 90 00
[ 2.787092][ T37] RSP: 0000:ffffc90000ac7a20 EFLAGS: 00010246
[ 2.787092][ T37] RAX: 1ffffffff17868c0 RBX: ffffffff8f986560 RCX: ffff88801e2c9f00
[ 2.787092][ T37] RDX: ffffffff8bc35ac0 RSI: ffffffff8d5d5f0e RDI: ffffffff8f986560
[ 2.787092][ T37] RBP: ffffc90000ac7af8 R08: ffffc90000ac7a7f R09: 0000000000000000
[ 2.787092][ T37] R10: ffffc90000ac7a60 R11: fffff52000158f50 R12: ffffc90000ac7a60
[ 2.787092][ T37] R13: ffffffff8bc34600 R14: 1ffff92000158f48 R15: dffffc0000000000
[ 2.787092][ T37] FS: 0000000000000000(0000) GS:ffff888125fd7000(0000) knlGS:0000000000000000
[ 2.787092][ T37] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 2.787092][ T37] CR2: 0000000000000000 CR3: 000000000ddb8000 CR4: 00000000003506f0
[ 2.787092][ T37] Call Trace:
[ 2.787092][ T37]
[ 2.787092][ T1] clocksource: jiffies: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 19112604462750000 ns
[ 2.787092][ T37] ? __pfx_fw_devlink_no_driver+0x10/0x10
[ 2.787092][ T37] ? __pfx_class_for_each_device+0x10/0x10
[ 2.787092][ T37] ? lockdep_hardirqs_on+0x7a/0x110
[ 2.787092][ T37] ? _raw_spin_unlock_irqrestore+0x4c/0x80
[ 2.787092][ T37] ? mutex_lock_nested+0x152/0x1d0
[ 2.787092][ T37] ? fw_devlink_drivers_done+0x1e/0x50
[ 2.787092][ T37] ? process_one_work+0x8be/0x1630
[ 2.787092][ T37] fw_devlink_drivers_done+0x35/0x50
[ 2.787092][ T37] deferred_probe_timeout_work_func+0x21/0x220
[ 2.787092][ T37] ? process_one_work+0x8be/0x1630
[ 2.787092][ T37] process_one_work+0x98b/0x1630
[ 2.787092][ T37] ? __pfx_process_one_work+0x10/0x10
[ 2.787092][ T37] ? do_raw_spin_lock+0x12b/0x2f0
[ 2.787092][ T37] worker_thread+0xb49/0x1140
[ 2.787092][ T37] ? _raw_spin_unlock_irqrestore+0x30/0x80
[ 2.787092][ T37] kthread+0x388/0x470
[ 2.787092][ T37] ? __pfx_worker_thread+0x10/0x10
[ 2.787092][ T37] ? __pfx_kthread+0x10/0x10
[ 2.787092][ T37] ret_from_fork+0x514/0xb70
[ 2.787092][ T37] ? __pfx_ret_from_fork+0x10/0x10
[ 2.787092][ T37] ? __switch_to+0xc79/0x1410
[ 2.787092][ T1] posixtimers hash table entries: 1024 (order: 6, 139264 bytes, vmalloc)
[ 2.787092][ T37] ? __pfx_kthread+0x10/0x10
[ 2.787092][ T37] ret_from_fork_asm+0x1a/0x30
[ 2.787092][ T37]
[ 2.787098][ T37] Kernel panic - not syncing: kernel: panic_on_warn set ...
[ 2.787113][ T37] CPU: 1 UID: 0 PID: 37 Comm: kworker/1:1 Not tainted syzkaller #0 PREEMPT_{RT,(full)}
[ 2.787136][ T37] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/18/2026
[ 2.787149][ T37] Workqueue: events deferred_probe_timeout_work_func
[ 2.787172][ T37] Call Trace:
[ 2.787180][ T37]
[ 2.787188][ T37] vpanic+0x56c/0xa60
[ 2.787219][ T37] ? __pfx__printk+0x10/0x10
[ 2.787241][ T37] ? __pfx_vpanic+0x10/0x10
[ 2.787269][ T37] ? is_bpf_text_address+0x292/0x2b0
[ 2.787298][ T37] ? is_bpf_text_address+0x26/0x2b0
[ 2.787337][ T37] panic+0xc5/0xd0
[ 2.787366][ T37] ? __pfx_panic+0x10/0x10
[ 2.787407][ T37] ? ret_from_fork_asm+0x1a/0x30
[ 2.787443][ T37] __warn+0x315/0x4c0
[ 2.787471][ T37] ? class_for_each_device+0x2d8/0x390
[ 2.787505][ T37] ? class_for_each_device+0x2d8/0x390
[ 2.787534][ T37] __report_bug+0x339/0x540
[ 2.787564][ T37] ? class_for_each_device+0x2d8/0x390
[ 2.787591][ T37] ? __pfx___report_bug+0x10/0x10
[ 2.787636][ T37] report_bug_entry+0x19a/0x290
[ 2.787661][ T37] ? class_for_each_device+0x2fc/0x390
[ 2.787686][ T37] ? class_for_each_device+0x301/0x390
[ 2.787711][ T37] handle_bug+0xce/0x200
[ 2.787737][ T37] exc_invalid_op+0x1a/0x50
[ 2.787763][ T37] asm_exc_invalid_op+0x1a/0x20
[ 2.787784][ T37] RIP: 0010:class_for_each_device+0x2fc/0x390
[ 2.787811][ T37] Code: 8d 1d d8 14 0e 0a 4c 89 e8 48 c1 e8 03 42 80 3c 38 00 74 08 4c 89 ef e8 62 ad a5 fc 49 8b 55 00 48 89 df 48 c7 c6 0e 5f 5d 8d <67> 48 0f b9 3a b8 ea ff ff ff eb 1b e8 43 16 3b fc 49 81 c6 90 00
[ 2.787829][ T37] RSP: 0000:ffffc90000ac7a20 EFLAGS: 00010246
[ 2.787844][ T37] RAX: 1ffffffff17868c0 RBX: ffffffff8f986560 RCX: ffff88801e2c9f00
[ 2.787858][ T37] RDX: ffffffff8bc35ac0 RSI: ffffffff8d5d5f0e RDI: ffffffff8f986560
[ 2.787874][ T37] RBP: ffffc90000ac7af8 R08: ffffc90000ac7a7f R09: 0000000000000000
[ 2.787888][ T37] R10: ffffc90000ac7a60 R11: fffff52000158f50 R12: ffffc90000ac7a60
[ 2.787903][ T37] R13: ffffffff8bc34600 R14: 1ffff92000158f48 R15: dffffc0000000000
[ 2.787937][ T37] ? __pfx_fw_devlink_no_driver+0x10/0x10
[ 2.787967][ T37] ? __pfx_class_for_each_device+0x10/0x10
[ 2.787997][ T37] ? lockdep_hardirqs_on+0x7a/0x110
[ 2.788028][ T37] ? _raw_spin_unlock_irqrestore+0x4c/0x80
[ 2.788051][ T37] ? mutex_lock_nested+0x152/0x1d0
[ 2.788079][ T37] ? fw_devlink_drivers_done+0x1e/0x50
[ 2.788109][ T37] ? process_one_work+0x8be/0x1630
[ 2.788141][ T37] fw_devlink_drivers_done+0x35/0x50
[ 2.788170][ T37] deferred_probe_timeout_work_func+0x21/0x220
[ 2.788196][ T37] ? process_one_work+0x8be/0x1630
[ 2.788225][ T37] process_one_work+0x98b/0x1630
[ 2.788282][ T37] ? __pfx_process_one_work+0x10/0x10
[ 2.788312][ T37] ? do_raw_spin_lock+0x12b/0x2f0
[ 2.788354][ T37] worker_thread+0xb49/0x1140
[ 2.788386][ T37] ? _raw_spin_unlock_irqrestore+0x30/0x80
[ 2.788423][ T37] kthread+0x388/0x470
[ 2.788452][ T37] ? __pfx_worker_thread+0x10/0x10
[ 2.788471][ T37] ? __pfx_kthread+0x10/0x10
[ 2.788499][ T37] ret_from_fork+0x514/0xb70
[ 2.788530][ T37] ? __pfx_ret_from_fork+0x10/0x10
[ 2.788558][ T37] ? __switch_to+0xc79/0x1410
[ 2.788585][ T37] ? __pfx_kthread+0x10/0x10
[ 2.788612][ T37] ret_from_fork_asm+0x1a/0x30
[ 2.788660][ T37]