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@10.128.1.38" "pwd"]: exit status 255 ssh: connect to host 10.128.1.38 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 633cdbc8-83d4-2ab1-e53f-fc3179553bbc 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 0x000f27f0: 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 6.15.0-rc6-next-20250512-syzkaller (syzkaller@syzkaller) (Debian clang version 20.1.2 (++20250402124445+58df0ef89dd6-1~exp1~20250402004600.97), Debian LLD 20.1.2) #0 SMP PREEMPT_DYNAMIC 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] usable [ 0.000000][ T0] BIOS-e820: [mem 0x000000000009fc00-0x000000000009ffff] reserved [ 0.000000][ T0] BIOS-e820: [mem 0x00000000000f0000-0x00000000000fffff] reserved [ 0.000000][ T0] BIOS-e820: [mem 0x0000000000100000-0x00000000bfffcfff] usable [ 0.000000][ T0] BIOS-e820: [mem 0x00000000bfffd000-0x00000000bfffffff] reserved [ 0.000000][ T0] BIOS-e820: [mem 0x00000000fffbc000-0x00000000ffffffff] reserved [ 0.000000][ T0] BIOS-e820: [mem 0x0000000100000000-0x000000023fffffff] usable [ 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] ********************************************************** [ 0.000000][ T0] ** NOTICE NOTICE NOTICE NOTICE NOTICE NOTICE NOTICE ** [ 0.000000][ T0] ** ** [ 0.000000][ T0] ** This system shows unhashed kernel memory addresses ** [ 0.000000][ T0] ** via the console, logs, and other interfaces. This ** [ 0.000000][ T0] ** might reduce the security of your system. ** [ 0.000000][ T0] ** ** [ 0.000000][ T0] ** If you see this message and you are not debugging ** [ 0.000000][ T0] ** the kernel, report this immediately to your system ** [ 0.000000][ T0] ** administrator! ** [ 0.000000][ T0] ** ** [ 0.000000][ T0] ** NOTICE NOTICE NOTICE NOTICE NOTICE NOTICE NOTICE ** [ 0.000000][ T0] ********************************************************** [ 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] SMBIOS 2.4 present. [ 0.000000][ T0] DMI: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 0.000000][ T0] DMI: Memory slots populated: 1/1 [ 0.000000][ T0] Hypervisor detected: KVM [ 0.000000][ T0] kvm-clock: Using msrs 4b564d01 and 4b564d00 [ 0.000006][ T0] kvm-clock: using sched offset of 4212143587 cycles [ 0.001002][ T0] clocksource: kvm-clock: mask: 0xffffffffffffffff max_cycles: 0x1cd42e4dffb, max_idle_ns: 881590591483 ns [ 0.005234][ T0] tsc: Detected 2200.212 MHz processor [ 0.006987][ T0] last_pfn = 0x240000 max_arch_pfn = 0x400000000 [ 0.008112][ T0] MTRR map: 4 entries (3 fixed + 1 variable; max 19), built from 8 variable MTRRs [ 0.009546][ T0] x86/PAT: Configuration [0-7]: WB WC UC- UC WB WP UC- WT [ 0.010672][ T0] last_pfn = 0xbfffd max_arch_pfn = 0x400000000 [ 0.016551][ T0] found SMP MP-table at [mem 0x000f2ab0-0x000f2abf] [ 0.017519][ T0] Using GB pages for direct mapping [ 0.019494][ T0] ACPI: Early table checksum verification disabled [ 0.020614][ T0] ACPI: RSDP 0x00000000000F2830 000014 (v00 Google) [ 0.021735][ T0] ACPI: RSDT 0x00000000BFFFFFA0 000038 (v01 Google GOOGRSDT 00000001 GOOG 00000001) [ 0.023462][ T0] ACPI: FACP 0x00000000BFFFF330 0000F4 (v02 Google GOOGFACP 00000001 GOOG 00000001) [ 0.025178][ T0] ACPI: DSDT 0x00000000BFFFD8C0 001A64 (v01 Google GOOGDSDT 00000001 GOOG 00000001) [ 0.026590][ T0] ACPI: FACS 0x00000000BFFFD880 000040 [ 0.027341][ T0] ACPI: FACS 0x00000000BFFFD880 000040 [ 0.028300][ T0] ACPI: SRAT 0x00000000BFFFFE60 0000C8 (v03 Google GOOGSRAT 00000001 GOOG 00000001) [ 0.030035][ T0] ACPI: APIC 0x00000000BFFFFDB0 000076 (v05 Google GOOGAPIC 00000001 GOOG 00000001) [ 0.031361][ T0] ACPI: SSDT 0x00000000BFFFF430 000980 (v01 Google GOOGSSDT 00000001 GOOG 00000001) [ 0.032749][ T0] ACPI: WAET 0x00000000BFFFFE30 000028 (v01 Google GOOGWAET 00000001 GOOG 00000001) [ 0.034431][ T0] ACPI: Reserving FACP table memory at [mem 0xbffff330-0xbffff423] [ 0.036127][ T0] ACPI: Reserving DSDT table memory at [mem 0xbfffd8c0-0xbffff323] [ 0.037730][ T0] ACPI: Reserving FACS table memory at [mem 0xbfffd880-0xbfffd8bf] [ 0.039246][ T0] ACPI: Reserving FACS table memory at [mem 0xbfffd880-0xbfffd8bf] [ 0.040506][ T0] ACPI: Reserving SRAT table memory at [mem 0xbffffe60-0xbfffff27] [ 0.041943][ T0] ACPI: Reserving APIC table memory at [mem 0xbffffdb0-0xbffffe25] [ 0.043323][ T0] ACPI: Reserving SSDT table memory at [mem 0xbffff430-0xbffffdaf] [ 0.045028][ T0] ACPI: Reserving WAET table memory at [mem 0xbffffe30-0xbffffe57] [ 0.046622][ T0] ACPI: SRAT: Node 0 PXM 0 [mem 0x00000000-0x0009ffff] [ 0.047709][ T0] ACPI: SRAT: Node 0 PXM 0 [mem 0x00100000-0xbfffffff] [ 0.048844][ T0] ACPI: SRAT: Node 0 PXM 0 [mem 0x100000000-0x23fffffff] [ 0.050261][ T0] NUMA: Node 0 [mem 0x00001000-0x0009ffff] + [mem 0x00100000-0xbfffffff] -> [mem 0x00001000-0xbfffffff] [ 0.051920][ T0] NUMA: Node 0 [mem 0x00001000-0xbfffffff] + [mem 0x100000000-0x23fffffff] -> [mem 0x00001000-0x23fffffff] [ 0.054190][ T0] Faking node 0 at [mem 0x0000000000001000-0x0000000140000fff] (5120MB) [ 0.055679][ T0] Faking node 1 at [mem 0x0000000140001000-0x000000023fffffff] (4095MB) [ 0.057101][ T0] NODE_DATA(0) allocated [mem 0x13fffb400-0x140000fff] [ 0.059297][ T0] NODE_DATA(1) allocated [mem 0x23fff7400-0x23fffcfff] [ 0.100728][ T0] Zone ranges: [ 0.101627][ T0] DMA [mem 0x0000000000001000-0x0000000000ffffff] [ 0.102686][ T0] DMA32 [mem 0x0000000001000000-0x00000000ffffffff] [ 0.103666][ T0] Normal [mem 0x0000000100000000-0x000000023fffffff] [ 0.104750][ T0] Device empty [ 0.105416][ T0] Movable zone start for each node [ 0.106315][ T0] Early memory node ranges [ 0.106933][ T0] node 0: [mem 0x0000000000001000-0x000000000009efff] [ 0.108018][ T0] node 0: [mem 0x0000000000100000-0x00000000bfffcfff] [ 0.109360][ T0] node 0: [mem 0x0000000100000000-0x0000000140000fff] [ 0.110304][ T0] node 1: [mem 0x0000000140001000-0x000000023fffffff] [ 0.111274][ T0] Initmem setup node 0 [mem 0x0000000000001000-0x0000000140000fff] [ 0.113157][ T0] Initmem setup node 1 [mem 0x0000000140001000-0x000000023fffffff] [ 0.114813][ T0] On node 0, zone DMA: 1 pages in unavailable ranges [ 0.116162][ T0] On node 0, zone DMA: 97 pages in unavailable ranges [ 0.166485][ T0] On node 0, zone Normal: 3 pages in unavailable ranges [ 0.536502][ T0] kasan: KernelAddressSanitizer initialized [ 0.538111][ T0] ACPI: PM-Timer IO Port: 0xb008 [ 0.538816][ T0] ACPI: LAPIC_NMI (acpi_id[0xff] dfl dfl lint[0x1]) [ 0.540126][ T0] IOAPIC[0]: apic_id 0, version 17, address 0xfec00000, GSI 0-23 [ 0.541441][ T0] ACPI: INT_SRC_OVR (bus 0 bus_irq 5 global_irq 5 high level) [ 0.542452][ T0] ACPI: INT_SRC_OVR (bus 0 bus_irq 9 global_irq 9 high level) [ 0.543401][ T0] ACPI: INT_SRC_OVR (bus 0 bus_irq 10 global_irq 10 high level) [ 0.544395][ T0] ACPI: INT_SRC_OVR (bus 0 bus_irq 11 global_irq 11 high level) [ 0.546206][ T0] ACPI: Using ACPI (MADT) for SMP configuration information [ 0.547658][ T0] CPU topo: Max. logical packages: 1 [ 0.548546][ T0] CPU topo: Max. logical dies: 1 [ 0.549427][ T0] CPU topo: Max. dies per package: 1 [ 0.550152][ T0] CPU topo: Max. threads per core: 2 [ 0.550937][ T0] CPU topo: Num. cores per package: 1 [ 0.551719][ T0] CPU topo: Num. threads per package: 2 [ 0.552479][ T0] CPU topo: Allowing 2 present CPUs plus 0 hotplug CPUs [ 0.553682][ T0] PM: hibernation: Registered nosave memory: [mem 0x00000000-0x00000fff] [ 0.554911][ T0] PM: hibernation: Registered nosave memory: [mem 0x0009f000-0x000fffff] [ 0.556173][ T0] PM: hibernation: Registered nosave memory: [mem 0xbfffd000-0xffffffff] [ 0.557678][ T0] [mem 0xc0000000-0xfffbbfff] available for PCI devices [ 0.558689][ T0] Booting paravirtualized kernel on KVM [ 0.559643][ T0] clocksource: refined-jiffies: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 19112604462750000 ns [ 0.646576][ T0] setup_percpu: NR_CPUS:8 nr_cpumask_bits:2 nr_cpu_ids:2 nr_node_ids:2 [ 0.648782][ T0] percpu: Embedded 70 pages/cpu s246216 r8192 d32312 u1048576 [ 0.650605][ T0] kvm-guest: PV spinlocks enabled [ 0.651586][ T0] PV qspinlock hash table entries: 256 (order: 0, 4096 bytes, linear) [ 0.652999][ 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 panic_on_warn [ 0.655592][ T0] Unknown kernel command line parameters "spec_store_bypass_disable=prctl nbds_max=32 BOOT_IMAGE=/boot/bzImage", will be passed to user space. [ 0.675499][ T0] random: crng init done [ 0.676258][ T0] printk: log buffer data + meta data: 262144 + 917504 = 1179648 bytes [ 0.677939][ T0] software IO TLB: area num 2. [ 0.707332][ T0] Fallback order for Node 0: 0 1 [ 0.707347][ T0] Fallback order for Node 1: 1 0 [ 0.707354][ T0] Built 2 zonelists, mobility grouping on. Total pages: 2097051 [ 0.711033][ T0] Policy zone: Normal [ 0.712480][ T0] mem auto-init: stack:all(zero), heap alloc:on, heap free:off [ 0.713873][ T0] stackdepot: allocating hash table via alloc_large_system_hash [ 0.715100][ T0] stackdepot hash table entries: 1048576 (order: 12, 16777216 bytes, linear) [ 1.441917][ T0] SLUB: HWalign=64, Order=0-3, MinObjects=0, CPUs=2, Nodes=2 [ 1.561127][ T0] allocated 167772160 bytes of page_ext [ 1.562131][ T0] Node 0, zone DMA: page owner found early allocated 0 pages [ 1.574893][ T0] Node 0, zone DMA32: page owner found early allocated 21222 pages [ 1.580338][ T0] Node 0, zone Normal: page owner serialport: Connected to syzkaller.us-central1-c.ci-upstream-linux-next-kasan-gce-root-test-2 port 1 (session ID: 6753d4e871e24506fe325413263a08172a03f204b79c1d4cda15d8b7b882a32d, active connections: 1). found early allocated 0 pages [ 1.590687][ T0] Node 1, zone Normal: page owner found early allocated 19843 pages [ 1.592910][ T0] Kernel/User page tables isolation: enabled [ 1.595051][ T0] Dynamic Preempt: full [ 1.596865][ T0] Running RCU self tests [ 1.597682][ T0] Running RCU synchronous self tests [ 1.598595][ T0] rcu: Preemptible hierarchical RCU implementation. [ 1.599526][ T0] rcu: RCU lockdep checking is enabled. [ 1.600457][ T0] rcu: RCU restricting CPUs from NR_CPUS=8 to nr_cpu_ids=2. [ 1.602223][ T0] rcu: RCU callback double-/use-after-free debug is enabled. [ 1.603594][ T0] rcu: RCU debug extended QS entry/exit. [ 1.604535][ T0] All grace periods are expedited (rcu_expedited). [ 1.605507][ T0] Trampoline variant of Tasks RCU enabled. [ 1.606661][ T0] Tracing variant of Tasks RCU enabled. [ 1.607971][ T0] rcu: RCU calculated value of scheduler-enlistment delay is 10 jiffies. [ 1.609716][ T0] rcu: Adjusting geometry for rcu_fanout_leaf=16, nr_cpu_ids=2 [ 1.611524][ T0] Running RCU synchronous self tests [ 1.612279][ T0] RCU Tasks: Setting shift to 1 and lim to 1 rcu_task_cb_adjust=1 rcu_task_cpu_ids=2. [ 1.614584][ T0] RCU Tasks Trace: Setting shift to 1 and lim to 1 rcu_task_cb_adjust=1 rcu_task_cpu_ids=2. [ 1.713963][ T0] NR_IRQS: 4352, nr_irqs: 440, preallocated irqs: 16 [ 1.715962][ T0] ------------[ cut here ]------------ [ 1.716928][ T0] kernel BUG at arch/x86/kernel/irqinit.c:90! [ 1.717987][ T0] Oops: invalid opcode: 0000 [#1] SMP KASAN PTI [ 1.719120][ T0] CPU: 0 UID: 0 PID: 0 Comm: swapper/0 Not tainted 6.15.0-rc6-next-20250512-syzkaller #0 PREEMPT(full) [ 1.720727][ T0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 1.722087][ T0] RIP: 0010:init_IRQ+0x1b7/0x1c0 [ 1.722726][ T0] Code: 5d 41 5e 41 5f 5d 2e e9 17 12 9d fa 89 d9 80 e1 07 80 c1 03 38 c1 0f 8c a8 fe ff ff 48 89 df e8 6f 51 64 f2 e9 9b fe ff ff 90 <0f> 0b 0f 1f 80 00 00 00 00 90 90 90 90 90 90 90 90 90 90 90 90 90 [ 1.725663][ T0] RSP: 0000:ffffffff8ca07ee0 EFLAGS: 00010082 [ 1.726499][ T0] RAX: 00000000fffffff4 RBX: 0000000000000010 RCX: 0000000000000000 [ 1.727713][ T0] RDX: ffff888140403280 RSI: ffffffff8aa27c80 RDI: ffffffff8aa27c40 [ 1.729169][ T0] RBP: 1ffffffff196c30c R08: ffffffff8d45f793 R09: 1ffffffff1a8bef2 [ 1.730294][ T0] R10: dffffc0000000000 R11: fffffbfff1a8bef3 R12: dffffc0000000000 [ 1.731360][ T0] R13: 0000004000000000 R14: ffffffff8cb61900 R15: ffff8880b8a22908 [ 1.732591][ T0] FS: 0000000000000000(0000) GS:ffff888128198000(0000) knlGS:0000000000000000 [ 1.734031][ T0] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 1.735171][ T0] CR2: ffff88823ffff000 CR3: 000000000cb2e000 CR4: 00000000000000b0 [ 1.736363][ T0] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 1.737395][ T0] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 1.739426][ T0] Call Trace: [ 1.740156][ T0] [ 1.740547][ T0] start_kernel+0x1cb/0x400 [ 1.741292][ T0] x86_64_start_reservations+0x2a/0x30 [ 1.742288][ T0] x86_64_start_kernel+0x66/0x70 [ 1.743356][ T0] common_startup_64+0x13e/0x147 [ 1.744299][ T0] [ 1.744808][ T0] Modules linked in: [ 1.745414][ T0] ---[ end trace 0000000000000000 ]--- [ 1.746112][ T0] RIP: 0010:init_IRQ+0x1b7/0x1c0 [ 1.746742][ T0] Code: 5d 41 5e 41 5f 5d 2e e9 17 12 9d fa 89 d9 80 e1 07 80 c1 03 38 c1 0f 8c a8 fe ff ff 48 89 df e8 6f 51 64 f2 e9 9b fe ff ff 90 <0f> 0b 0f 1f 80 00 00 00 00 90 90 90 90 90 90 90 90 90 90 90 90 90 [ 1.749862][ T0] RSP: 0000:ffffffff8ca07ee0 EFLAGS: 00010082 [ 1.750812][ T0] RAX: 00000000fffffff4 RBX: 0000000000000010 RCX: 0000000000000000 [ 1.752084][ T0] RDX: ffff888140403280 RSI: ffffffff8aa27c80 RDI: ffffffff8aa27c40 [ 1.753210][ T0] RBP: 1ffffffff196c30c R08: ffffffff8d45f793 R09: 1ffffffff1a8bef2 [ 1.754517][ T0] R10: dffffc0000000000 R11: fffffbfff1a8bef3 R12: dffffc0000000000 [ 1.755674][ T0] R13: 0000004000000000 R14: ffffffff8cb61900 R15: ffff8880b8a22908 [ 1.756837][ T0] FS: 0000000000000000(0000) GS:ffff888128198000(0000) knlGS:0000000000000000 [ 1.758753][ T0] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 1.759675][ T0] CR2: ffff88823ffff000 CR3: 000000000cb2e000 CR4: 00000000000000b0 [ 1.760730][ T0] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 1.761761][ T0] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 1.762856][ T0] Kernel panic - not syncing: Fatal exception [ 1.763741][ T0] Rebooting in 86400 seconds..