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@10.128.1.57" "pwd"]: exit status 255 ssh: connect to host 10.128.1.57 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-linux-next-kasan-gce-root-test-1 port 1 (session ID: b49e212180a1f281ca8097a4b21bbd9fa4d217a6d4ded0a6e53701a9dc2b87d6, 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 086f95b8-7ada-47d5-ae28-d84de4582e6d 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-rc3-next-20250422-syzkaller (syzkaller@syzkaller) (Debian clang version 15.0.6, Debian LLD 15.0.6) #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] 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 02/12/2025 [ 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 4794763213 cycles [ 0.000985][ T0] clocksource: kvm-clock: mask: 0xffffffffffffffff max_cycles: 0x1cd42e4dffb, max_idle_ns: 881590591483 ns [ 0.003461][ T0] tsc: Detected 2200.166 MHz processor [ 0.009118][ T0] last_pfn = 0x240000 max_arch_pfn = 0x400000000 [ 0.010033][ T0] MTRR map: 4 entries (3 fixed + 1 variable; max 19), built from 8 variable MTRRs [ 0.011273][ T0] x86/PAT: Configuration [0-7]: WB WC UC- UC WB WP UC- WT [ 0.012324][ T0] last_pfn = 0xbfffd max_arch_pfn = 0x400000000 [ 0.018958][ T0] found SMP MP-table at [mem 0x000f2ab0-0x000f2abf] [ 0.020304][ T0] Using GB pages for direct mapping [ 0.023834][ T0] ACPI: Early table checksum verification disabled [ 0.024979][ T0] ACPI: RSDP 0x00000000000F2830 000014 (v00 Google) [ 0.026025][ T0] ACPI: RSDT 0x00000000BFFFFFA0 000038 (v01 Google GOOGRSDT 00000001 GOOG 00000001) [ 0.027545][ T0] ACPI: FACP 0x00000000BFFFF330 0000F4 (v02 Google GOOGFACP 00000001 GOOG 00000001) [ 0.029336][ T0] ACPI: DSDT 0x00000000BFFFD8C0 001A64 (v01 Google GOOGDSDT 00000001 GOOG 00000001) [ 0.030814][ T0] ACPI: FACS 0x00000000BFFFD880 000040 [ 0.031614][ T0] ACPI: FACS 0x00000000BFFFD880 000040 [ 0.032362][ T0] ACPI: SRAT 0x00000000BFFFFE60 0000C8 (v03 Google GOOGSRAT 00000001 GOOG 00000001) [ 0.033689][ T0] ACPI: APIC 0x00000000BFFFFDB0 000076 (v05 Google GOOGAPIC 00000001 GOOG 00000001) [ 0.035029][ T0] ACPI: SSDT 0x00000000BFFFF430 000980 (v01 Google GOOGSSDT 00000001 GOOG 00000001) [ 0.036385][ T0] ACPI: WAET 0x00000000BFFFFE30 000028 (v01 Google GOOGWAET 00000001 GOOG 00000001) [ 0.037677][ T0] ACPI: Reserving FACP table memory at [mem 0xbffff330-0xbffff423] [ 0.038833][ T0] ACPI: Reserving DSDT table memory at [mem 0xbfffd8c0-0xbffff323] [ 0.040285][ T0] ACPI: Reserving FACS table memory at [mem 0xbfffd880-0xbfffd8bf] [ 0.041645][ T0] ACPI: Reserving FACS table memory at [mem 0xbfffd880-0xbfffd8bf] [ 0.042995][ T0] ACPI: Reserving SRAT table memory at [mem 0xbffffe60-0xbfffff27] [ 0.044752][ T0] ACPI: Reserving APIC table memory at [mem 0xbffffdb0-0xbffffe25] [ 0.045903][ T0] ACPI: Reserving SSDT table memory at [mem 0xbffff430-0xbffffdaf] [ 0.047197][ T0] ACPI: Reserving WAET table memory at [mem 0xbffffe30-0xbffffe57] [ 0.048642][ T0] ACPI: SRAT: Node 0 PXM 0 [mem 0x00000000-0x0009ffff] [ 0.050119][ T0] ACPI: SRAT: Node 0 PXM 0 [mem 0x00100000-0xbfffffff] [ 0.051819][ T0] ACPI: SRAT: Node 0 PXM 0 [mem 0x100000000-0x23fffffff] [ 0.052851][ T0] NUMA: Node 0 [mem 0x00001000-0x0009ffff] + [mem 0x00100000-0xbfffffff] -> [mem 0x00001000-0xbfffffff] [ 0.054441][ T0] NUMA: Node 0 [mem 0x00001000-0xbfffffff] + [mem 0x100000000-0x23fffffff] -> [mem 0x00001000-0x23fffffff] [ 0.056517][ T0] Faking node 0 at [mem 0x0000000000001000-0x0000000140000fff] (5120MB) [ 0.057702][ T0] Faking node 1 at [mem 0x0000000140001000-0x000000023fffffff] (4095MB) [ 0.059227][ T0] NODE_DATA(0) allocated [mem 0x13fffb400-0x140000fff] [ 0.061117][ T0] NODE_DATA(1) allocated [mem 0x23fff7400-0x23fffcfff] [ 0.102560][ T0] Zone ranges: [ 0.103166][ T0] DMA [mem 0x0000000000001000-0x0000000000ffffff] [ 0.104159][ T0] DMA32 [mem 0x0000000001000000-0x00000000ffffffff] [ 0.105113][ T0] Normal [mem 0x0000000100000000-0x000000023fffffff] [ 0.106151][ T0] Device empty [ 0.106665][ T0] Movable zone start for each node [ 0.107383][ T0] Early memory node ranges [ 0.107999][ T0] node 0: [mem 0x0000000000001000-0x000000000009efff] [ 0.108968][ T0] node 0: [mem 0x0000000000100000-0x00000000bfffcfff] [ 0.110094][ T0] node 0: [mem 0x0000000100000000-0x0000000140000fff] [ 0.111408][ T0] node 1: [mem 0x0000000140001000-0x000000023fffffff] [ 0.112842][ T0] Initmem setup node 0 [mem 0x0000000000001000-0x0000000140000fff] [ 0.113942][ T0] Initmem setup node 1 [mem 0x0000000140001000-0x000000023fffffff] [ 0.115188][ T0] On node 0, zone DMA: 1 pages in unavailable ranges [ 0.116431][ T0] On node 0, zone DMA: 97 pages in unavailable ranges [ 0.184936][ T0] On node 0, zone Normal: 3 pages in unavailable ranges [ 0.576891][ T0] kasan: KernelAddressSanitizer initialized [ 0.578441][ T0] ACPI: PM-Timer IO Port: 0xb008 [ 0.579442][ T0] ACPI: LAPIC_NMI (acpi_id[0xff] dfl dfl lint[0x1]) [ 0.580400][ T0] IOAPIC[0]: apic_id 0, version 17, address 0xfec00000, GSI 0-23 [ 0.581616][ T0] ACPI: INT_SRC_OVR (bus 0 bus_irq 5 global_irq 5 high level) [ 0.582843][ T0] ACPI: INT_SRC_OVR (bus 0 bus_irq 9 global_irq 9 high level) [ 0.584257][ T0] ACPI: INT_SRC_OVR (bus 0 bus_irq 10 global_irq 10 high level) [ 0.585432][ T0] ACPI: INT_SRC_OVR (bus 0 bus_irq 11 global_irq 11 high level) [ 0.586660][ T0] ACPI: Using ACPI (MADT) for SMP configuration information [ 0.587779][ T0] CPU topo: Max. logical packages: 1 [ 0.588640][ T0] CPU topo: Max. logical dies: 1 [ 0.589361][ T0] CPU topo: Max. dies per package: 1 [ 0.590127][ T0] CPU topo: Max. threads per core: 2 [ 0.590988][ T0] CPU topo: Num. cores per package: 1 [ 0.591823][ T0] CPU topo: Num. threads per package: 2 [ 0.592578][ T0] CPU topo: Allowing 2 present CPUs plus 0 hotplug CPUs [ 0.593861][ T0] PM: hibernation: Registered nosave memory: [mem 0x00000000-0x00000fff] [ 0.595073][ T0] PM: hibernation: Registered nosave memory: [mem 0x0009f000-0x000fffff] [ 0.596711][ T0] PM: hibernation: Registered nosave memory: [mem 0xbfffd000-0xffffffff] [ 0.598005][ T0] [mem 0xc0000000-0xfffbbfff] available for PCI devices [ 0.599119][ T0] Booting paravirtualized kernel on KVM [ 0.600623][ T0] clocksource: refined-jiffies: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 19112604462750000 ns [ 0.698622][ T0] setup_percpu: NR_CPUS:8 nr_cpumask_bits:2 nr_cpu_ids:2 nr_node_ids:2 [ 0.701005][ T0] percpu: Embedded 70 pages/cpu s245960 r8192 d32568 u1048576 [ 0.703727][ T0] kvm-guest: PV spinlocks enabled [ 0.704419][ T0] PV qspinlock hash table entries: 256 (order: 0, 4096 bytes, linear) [ 0.705596][ 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 [ 0.709933][ T0] Unknown kernel command line parameters "spec_store_bypass_disable=prctl nbds_max=32 BOOT_IMAGE=/boot/bzImage", will be passed to user space. [ 0.727302][ T0] random: crng init done [ 0.727968][ T0] printk: log buffer data + meta data: 262144 + 917504 = 1179648 bytes [ 0.729595][ T0] software IO TLB: area num 2. [ 0.758822][ T0] Fallback order for Node 0: 0 1 [ 0.758847][ T0] Fallback order for Node 1: 1 0 [ 0.758861][ T0] Built 2 zonelists, mobility grouping on. Total pages: 2097051 [ 0.761615][ T0] Policy zone: Normal [ 0.762940][ T0] mem auto-init: stack:all(zero), heap alloc:on, heap free:off [ 0.764274][ T0] stackdepot: allocating hash table via alloc_large_system_hash [ 0.765635][ T0] stackdepot hash table entries: 1048576 (order: 12, 16777216 bytes, linear) [ 1.565933][ T0] SLUB: HWalign=64, Order=0-3, MinObjects=0, CPUs=2, Nodes=2 [ 1.684587][ T0] allocated 167772160 bytes of page_ext [ 1.685467][ T0] Node 0, zone DMA: page owner found early allocated 0 pages [ 1.705530][ T0] Node 0, zone DMA32: page owner found early allocated 21222 pages [ 1.717739][ T0] Node 0, zone Normal: page owner found early allocated 0 pages [ 1.731514][ T0] Node 1, zone Normal: page owner found early allocated 19843 pages [ 1.733230][ T0] Kernel/User page tables isolation: enabled [ 1.735514][ T0] Dynamic Preempt: full [ 1.737342][ T0] Running RCU self tests [ 1.738030][ T0] Running RCU synchronous self tests [ 1.738801][ T0] rcu: Preemptible hierarchical RCU implementation. [ 1.739882][ T0] rcu: RCU lockdep checking is enabled. [ 1.740725][ T0] rcu: RCU restricting CPUs from NR_CPUS=8 to nr_cpu_ids=2. [ 1.741937][ T0] rcu: RCU callback double-/use-after-free debug is enabled. [ 1.742955][ T0] rcu: RCU debug extended QS entry/exit. [ 1.743842][ T0] All grace periods are expedited (rcu_expedited). [ 1.744809][ T0] Trampoline variant of Tasks RCU enabled. [ 1.745706][ T0] Tracing variant of Tasks RCU enabled. [ 1.746426][ T0] rcu: RCU calculated value of scheduler-enlistment delay is 10 jiffies. [ 1.747575][ T0] rcu: Adjusting geometry for rcu_fanout_leaf=16, nr_cpu_ids=2 [ 1.748670][ T0] Running RCU synchronous self tests [ 1.749356][ T0] RCU Tasks: Setting shift to 1 and lim to 1 rcu_task_cb_adjust=1 rcu_task_cpu_ids=2. [ 1.750894][ T0] RCU Tasks Trace: Setting shift to 1 and lim to 1 rcu_task_cb_adjust=1 rcu_task_cpu_ids=2. [ 1.753865][ T0] ------------[ cut here ]------------ [ 1.754874][ T0] WARNING: CPU: 0 PID: 0 at kernel/trace/trace_events.c:596 trace_event_raw_init+0xbda/0x1170 [ 1.756578][ T0] Modules linked in: [ 1.757149][ T0] CPU: 0 UID: 0 PID: 0 Comm: swapper/0 Not tainted 6.15.0-rc3-next-20250422-syzkaller #0 PREEMPT(full) [ 1.758712][ T0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2025 [ 1.760235][ T0] RIP: 0010:trace_event_raw_init+0xbda/0x1170 [ 1.761339][ T0] Code: 89 d8 48 83 c4 48 5b 41 5c 41 5d 41 5e 41 5f 5d e9 1b 1e 64 0a 80 3d 0e 26 7e 0e 01 0f 85 7e 03 00 00 e8 79 50 f7 ff eb d5 90 <0f> 0b 90 4c 89 f6 48 83 e6 01 31 ff e8 45 55 f7 ff 4c 89 f3 49 83 [ 1.764503][ T0] RSP: 0000:ffffffff8ea07e30 EFLAGS: 00010002 [ 1.765437][ T0] RAX: 0000000000000000 RBX: 0000000000000000 RCX: ffffffff8ea965c0 [ 1.766608][ T0] RDX: 0000000000000000 RSI: 0000000000000020 RDI: 0000000000000000 [ 1.767731][ T0] RBP: 0000000000000020 R08: ffffffff81cbc889 R09: ffffffff8ebf6886 [ 1.768804][ T0] R10: ffffffff8ebf6886 R11: ffffffff8ebf6886 R12: 0000000000000005 [ 1.770076][ T0] R13: ffffffff8ebf67e0 R14: 0000000000000020 R15: 0000000000000028 [ 1.771838][ T0] FS: 0000000000000000(0000) GS:ffff888124f9f000(0000) knlGS:0000000000000000 [ 1.773563][ T0] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 1.775116][ T0] CR2: ffff88823ffff000 CR3: 000000000eb38000 CR4: 00000000000000b0 [ 1.776148][ T0] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 1.777186][ T0] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 1.778639][ T0] Call Trace: [ 1.779114][ T0] [ 1.779609][ T0] event_trace_enable+0x1f3/0x3a0 [ 1.780286][ T0] trace_event_init+0x13/0x20 [ 1.780924][ T0] trace_init+0xf/0x40 [ 1.781853][ T0] start_kernel+0x206/0x510 [ 1.782643][ T0] x86_64_start_reservations+0x2a/0x30 [ 1.783695][ T0] x86_64_start_kernel+0x66/0x70 [ 1.785057][ T0] common_startup_64+0x13e/0x147 [ 1.786052][ T0] [ 1.786696][ T0] Kernel panic - not syncing: kernel: panic_on_warn set ... [ 1.787822][ T0] CPU: 0 UID: 0 PID: 0 Comm: swapper/0 Not tainted 6.15.0-rc3-next-20250422-syzkaller #0 PREEMPT(full) [ 1.789694][ T0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2025 [ 1.791140][ T0] Call Trace: [ 1.791660][ T0] [ 1.792050][ T0] dump_stack_lvl+0x241/0x360 [ 1.793007][ T0] ? __pfx_dump_stack_lvl+0x10/0x10 [ 1.793931][ T0] ? __pfx__printk+0x10/0x10 [ 1.794644][ T0] ? vscnprintf+0x5d/0x90 [ 1.795207][ T0] panic+0x349/0x880 [ 1.795743][ T0] ? __warn+0x174/0x4d0 [ 1.796340][ T0] ? __pfx_panic+0x10/0x10 [ 1.797144][ T0] ? common_startup_64+0x13e/0x147 [ 1.797827][ T0] __warn+0x344/0x4d0 [ 1.798398][ T0] ? trace_event_raw_init+0xbda/0x1170 [ 1.799106][ T0] report_bug+0x2b3/0x500 [ 1.799727][ T0] ? trace_event_raw_init+0xbda/0x1170 [ 1.800506][ T0] ? trace_event_raw_init+0xbda/0x1170 [ 1.801241][ T0] ? trace_event_raw_init+0xbdc/0x1170 [ 1.802032][ T0] handle_bug+0x89/0x170 [ 1.802665][ T0] exc_invalid_op+0x1a/0x50 [ 1.803254][ T0] asm_exc_invalid_op+0x1a/0x20 [ 1.803892][ T0] RIP: 0010:trace_event_raw_init+0xbda/0x1170 [ 1.804699][ T0] Code: 89 d8 48 83 c4 48 5b 41 5c 41 5d 41 5e 41 5f 5d e9 1b 1e 64 0a 80 3d 0e 26 7e 0e 01 0f 85 7e 03 00 00 e8 79 50 f7 ff eb d5 90 <0f> 0b 90 4c 89 f6 48 83 e6 01 31 ff e8 45 55 f7 ff 4c 89 f3 49 83 [ 1.807480][ T0] RSP: 0000:ffffffff8ea07e30 EFLAGS: 00010002 [ 1.808640][ T0] RAX: 0000000000000000 RBX: 0000000000000000 RCX: ffffffff8ea965c0 [ 1.809897][ T0] RDX: 0000000000000000 RSI: 0000000000000020 RDI: 0000000000000000 [ 1.811226][ T0] RBP: 0000000000000020 R08: ffffffff81cbc889 R09: ffffffff8ebf6886 [ 1.812717][ T0] R10: ffffffff8ebf6886 R11: ffffffff8ebf6886 R12: 0000000000000005 [ 1.813808][ T0] R13: ffffffff8ebf67e0 R14: 0000000000000020 R15: 0000000000000028 [ 1.814834][ T0] ? trace_event_raw_init+0xb89/0x1170 [ 1.815634][ T0] event_trace_enable+0x1f3/0x3a0 [ 1.816409][ T0] trace_event_init+0x13/0x20 [ 1.817269][ T0] trace_init+0xf/0x40 [ 1.818135][ T0] start_kernel+0x206/0x510 [ 1.819058][ T0] x86_64_start_reservations+0x2a/0x30 [ 1.819825][ T0] x86_64_start_kernel+0x66/0x70 [ 1.820619][ T0] common_startup_64+0x13e/0x147 [ 1.821339][ T0] [ 1.821835][ T0] Rebooting in 86400 seconds..