ci-upstream-kasan-gce-smack-root/strace-static-x86_64 -e \!wait4,clock_nanosleep,nanosleep -s 100 -x -f ci-upstream-kasan-gce-smack-root/syz-executor360144641 <...> Warning: Permanently added '10.128.0.30' (ED25519) to the list of known hosts. execve("ci-upstream-kasan-gce-smack-root/syz-executor360144641", ["ci-upstream-kasan-gce-smack-root/syz-executor360144641"], 0x7ffeaf4481c0 /* 10 vars */) = 0 brk(NULL) = 0x55555e116000 brk(0x55555e116d80) = 0x55555e116d80 arch_prctl(ARCH_SET_FS, 0x55555e116400) = 0 set_tid_address(0x55555e1166d0) = 5622 set_robust_list(0x55555e1166e0, 24) = 0 rseq({cpu_id_start=0, cpu_id=RSEQ_CPU_ID_UNINITIALIZED, rseq_cs=NULL, flags=0, node_id=0, mm_cid=0, slice_ctrl={request=0, granted=0, __reserved=0}, __reserved=0}, 33, 0, 0x53053053) = 0 prlimit64(0, RLIMIT_STACK, NULL, {rlim_cur=8192*1024, rlim_max=RLIM64_INFINITY}) = 0 readlinkat(AT_FDCWD, "/proc/self/exe", "/root/ci-upstream-kasan-gce-smack-root/syz-executor360144641", 4096) = 60 getrandom("\x04\x16\x7f\x98\xcb\x1b\xd0\x12", 8, GRND_NONBLOCK) = 8 brk(NULL) = 0x55555e116d80 brk(0x55555e137d80) = 0x55555e137d80 brk(0x55555e138000) = 0x55555e138000 mprotect(0x7fa53c0e5000, 20480, PROT_READ) = 0 mmap(0x1ffffffff000, 4096, PROT_NONE, MAP_PRIVATE|MAP_FIXED|MAP_ANONYMOUS, -1, 0) = 0x1ffffffff000 mmap(0x200000000000, 16777216, PROT_READ|PROT_WRITE|PROT_EXEC, MAP_PRIVATE|MAP_FIXED|MAP_ANONYMOUS, -1, 0) = 0x200000000000 mmap(0x200001000000, 4096, PROT_NONE, MAP_PRIVATE|MAP_FIXED|MAP_ANONYMOUS, -1, 0) = 0x200001000000 rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci-upstream-kasan-gce-smack-root/strace-static-x86_64: Process 5623 attached , child_tidptr=0x55555e1166d0) = 5623 [pid 5623] set_robust_list(0x55555e1166e0, 24 [pid 5622] rt_sigprocmask(SIG_SETMASK, [] [pid 5623] <... set_robust_list resumed>) = 0 [pid 5622] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5623] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5623] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5623] setpgid(0, 0) = 0 [pid 5623] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5623] write(3, "1000", 4) = 4 [pid 5623] close(3) = 0 executing program [pid 5623] write(1, "executing program\n", 18) = 18 [pid 5623] mkdir("sys", 0777) = 0 [pid 5623] mount(NULL, "sys", "sysfs", 0, NULL) = 0 [pid 5623] openat(AT_FDCWD, "sys/bus/pci/devices/0000:00:04.0/config", O_RDWR) = 3 [ 102.632842][ T5623] ------------[ cut here ]------------ [ 102.632858][ T5623] dev->config->get_status(dev) [ 102.632877][ T5623] WARNING: drivers/virtio/virtio.c:378 at virtio_dev_remove+0x18b/0x1b0, CPU#0: syz-executor360/5623 [ 102.632946][ T5623] Modules linked in: [ 102.632983][ T5623] CPU: 0 UID: 0 PID: 5623 Comm: syz-executor360 Not tainted syzkaller #0 PREEMPT_{RT,(full)} [ 102.633018][ T5623] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026 [ 102.633035][ T5623] RIP: 0010:virtio_dev_remove+0x18b/0x1b0 [ 102.633083][ T5623] Code: 4c 89 f7 2e 2e 2e 41 ff d3 0c 01 0f b6 f0 4c 89 f7 4d 89 fb 5b 41 5c 41 5d 41 5e 41 5f 5d 2e e9 cb 7e c1 1a e8 96 50 87 fc 90 <0f> 0b 90 e9 6e ff ff ff 44 89 e9 80 e1 07 38 c1 0f 8c c2 fe ff ff [ 102.633102][ T5623] RSP: 0018:ffffc900044d77d8 EFLAGS: 00010293 [ 102.633121][ T5623] RAX: ffffffff853e8a5a RBX: ffff8880203d46d0 RCX: ffff8880411b3e00 [ 102.633138][ T5623] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 102.633152][ T5623] RBP: 00000000000000ff R08: 0000000000000000 R09: 0000000000000000 [ 102.633165][ T5623] R10: dffffc0000000000 R11: ffffffff8540e710 R12: 1ffff1100407a8da [ 102.633181][ T5623] R13: dffffc0000000000 R14: ffff8880203d4000 R15: ffffffff8bd67c98 [ 102.633208][ T5623] FS: 000055555e116400(0000) GS:ffff888125c41000(0000) knlGS:0000000000000000 [ 102.633228][ T5623] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 102.633242][ T5623] CR2: 00007f3ee2afc7b8 CR3: 0000000043e74000 CR4: 00000000003526f0 [ 102.633261][ T5623] Call Trace: [ 102.633270][ T5623] [ 102.633283][ T5623] ? __pfx_virtio_dev_remove+0x10/0x10 [ 102.633307][ T5623] device_release_driver_internal+0x48b/0x880 [ 102.633355][ T5623] bus_remove_device+0x449/0x560 [ 102.633386][ T5623] ? __pfx_bus_remove_device+0x10/0x10 [ 102.633412][ T5623] ? up_read+0x34/0x180 [ 102.633446][ T5623] ? kernfs_remove_by_name_ns+0x101/0x140 [ 102.633487][ T5623] device_del+0x528/0x8f0 [ 102.633528][ T5623] ? __pfx_device_del+0x10/0x10 [ 102.633571][ T5623] device_unregister+0x21/0xf0 [ 102.633601][ T5623] unregister_virtio_device+0x37/0x60 [ 102.633644][ T5623] virtio_pci_remove+0x7f/0xf0 [ 102.633678][ T5623] pci_device_remove+0x99/0x1c0 [ 102.633704][ T5623] ? __pfx_pci_device_remove+0x10/0x10 [ 102.633727][ T5623] device_release_driver_internal+0x48b/0x880 [ 102.633766][ T5623] pci_stop_bus_device+0xf6/0x120 [ 102.633800][ T5623] pci_stop_and_remove_bus_device_locked+0x77/0xb0 [ 102.633832][ T5623] remove_store+0xe5/0x150 [ 102.633868][ T5623] ? __pfx_remove_store+0x10/0x10 [ 102.633901][ T5623] ? sysfs_file_kobj+0x1e4/0x230 [ 102.633936][ T5623] ? sysfs_kf_write+0x166/0x260 [ 102.633961][ T5623] ? __pfx_sysfs_kf_write+0x10/0x10 [ 102.633981][ T5623] kernfs_fop_write_iter+0x3a5/0x540 [ 102.634020][ T5623] vfs_write+0x61e/0xbb0 [ 102.634060][ T5623] ? __pfx_vfs_write+0x10/0x10 [ 102.634093][ T5623] ? rt_spin_unlock+0x157/0x200 [ 102.634149][ T5623] ? rt_spin_unlock+0x163/0x200 [ 102.634199][ T5623] ksys_write+0x156/0x270 [ 102.634233][ T5623] ? __pfx_ksys_write+0x10/0x10 [ 102.634269][ T5623] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 102.634294][ T5623] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 102.634319][ T5623] do_syscall_64+0x174/0x580 [ 102.634346][ T5623] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 102.634371][ T5623] ? clear_bhb_loop+0x40/0x90 [ 102.634401][ T5623] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 102.634423][ T5623] RIP: 0033:0x7fa53c052589 [ 102.634450][ T5623] Code: c0 79 93 eb d5 48 8d 7c 1d 00 eb 99 0f 1f 44 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 d8 ff ff ff f7 d8 64 89 01 48 [ 102.634468][ T5623] RSP: 002b:00007ffc33d52be8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 102.634497][ T5623] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fa53c052589 [ 102.634513][ T5623] RDX: 0000000000000001 RSI: 0000200000000200 RDI: 0000000000000004 [ 102.634527][ T5623] RBP: 0000000000000001 R08: 0000000000000006 R09: 0000000000000006 [ 102.634540][ T5623] R10: 0000000000000006 R11: 0000000000000246 R12: 00007ffc33d52d58 [ 102.634554][ T5623] R13: 431bde82d7b634db R14: 00007fa53c0e5c40 R15: 0000000000000002 [ 102.634592][ T5623] [ 102.634603][ T5623] Kernel panic - not syncing: kernel: panic_on_warn set ... [ 102.634621][ T5623] CPU: 0 UID: 0 PID: 5623 Comm: syz-executor360 Not tainted syzkaller #0 PREEMPT_{RT,(full)} [ 102.634646][ T5623] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026 [ 102.634658][ T5623] Call Trace: [ 102.634666][ T5623] [ 102.634675][ T5623] vpanic+0x56c/0xa60 [ 102.634699][ T5623] ? __pfx__printk+0x10/0x10 [ 102.634728][ T5623] ? __pfx_vpanic+0x10/0x10 [ 102.634748][ T5623] ? is_bpf_text_address+0x292/0x2b0 [ 102.634775][ T5623] ? is_bpf_text_address+0x26/0x2b0 [ 102.634813][ T5623] panic+0xc5/0xd0 [ 102.634834][ T5623] ? __pfx_panic+0x10/0x10 [ 102.634878][ T5623] __warn+0x315/0x4c0 [ 102.634900][ T5623] ? virtio_dev_remove+0x18b/0x1b0 [ 102.634928][ T5623] ? virtio_dev_remove+0x18b/0x1b0 [ 102.634957][ T5623] __report_bug+0x276/0x570 [ 102.634984][ T5623] ? do_syscall_64+0x174/0x580 [ 102.635011][ T5623] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 102.635037][ T5623] ? virtio_dev_remove+0x18b/0x1b0 [ 102.635064][ T5623] ? __pfx___report_bug+0x10/0x10 [ 102.635113][ T5623] ? virtio_dev_remove+0x18b/0x1b0 [ 102.635135][ T5623] report_bug+0x16a/0x220 [ 102.635164][ T5623] ? virtio_dev_remove+0x18b/0x1b0 [ 102.635191][ T5623] ? virtio_dev_remove+0x18d/0x1b0 [ 102.635213][ T5623] handle_bug+0x9c/0x200 [ 102.635244][ T5623] exc_invalid_op+0x1a/0x50 [ 102.635275][ T5623] asm_exc_invalid_op+0x1a/0x20 [ 102.635296][ T5623] RIP: 0010:virtio_dev_remove+0x18b/0x1b0 [ 102.635319][ T5623] Code: 4c 89 f7 2e 2e 2e 41 ff d3 0c 01 0f b6 f0 4c 89 f7 4d 89 fb 5b 41 5c 41 5d 41 5e 41 5f 5d 2e e9 cb 7e c1 1a e8 96 50 87 fc 90 <0f> 0b 90 e9 6e ff ff ff 44 89 e9 80 e1 07 38 c1 0f 8c c2 fe ff ff [ 102.635337][ T5623] RSP: 0018:ffffc900044d77d8 EFLAGS: 00010293 [ 102.635356][ T5623] RAX: ffffffff853e8a5a RBX: ffff8880203d46d0 RCX: ffff8880411b3e00 [ 102.635373][ T5623] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 102.635386][ T5623] RBP: 00000000000000ff R08: 0000000000000000 R09: 0000000000000000 [ 102.635399][ T5623] R10: dffffc0000000000 R11: ffffffff8540e710 R12: 1ffff1100407a8da [ 102.635415][ T5623] R13: dffffc0000000000 R14: ffff8880203d4000 R15: ffffffff8bd67c98 [ 102.635451][ T5623] ? __pfx_vp_get_status+0x10/0x10 [ 102.635483][ T5623] ? virtio_dev_remove+0x18a/0x1b0 [ 102.635513][ T5623] ? virtio_dev_remove+0x18a/0x1b0 [ 102.635537][ T5623] ? __pfx_virtio_dev_remove+0x10/0x10 [ 102.635560][ T5623] device_release_driver_internal+0x48b/0x880 [ 102.635599][ T5623] bus_remove_device+0x449/0x560 [ 102.635631][ T5623] ? __pfx_bus_remove_device+0x10/0x10 [ 102.635656][ T5623] ? up_read+0x34/0x180 [ 102.635690][ T5623] ? kernfs_remove_by_name_ns+0x101/0x140 [ 102.635725][ T5623] device_del+0x528/0x8f0 [ 102.635766][ T5623] ? __pfx_device_del+0x10/0x10 [ 102.635807][ T5623] device_unregister+0x21/0xf0 [ 102.635839][ T5623] unregister_virtio_device+0x37/0x60 [ 102.635873][ T5623] virtio_pci_remove+0x7f/0xf0 [ 102.635904][ T5623] pci_device_remove+0x99/0x1c0 [ 102.635930][ T5623] ? __pfx_pci_device_remove+0x10/0x10 [ 102.635952][ T5623] device_release_driver_internal+0x48b/0x880 [ 102.635992][ T5623] pci_stop_bus_device+0xf6/0x120 [ 102.636025][ T5623] pci_stop_and_remove_bus_device_locked+0x77/0xb0 [ 102.636057][ T5623] remove_store+0xe5/0x150 [ 102.636092][ T5623] ? __pfx_remove_store+0x10/0x10 [ 102.636125][ T5623] ? sysfs_file_kobj+0x1e4/0x230 [ 102.636161][ T5623] ? sysfs_kf_write+0x166/0x260 [ 102.636194][ T5623] ? __pfx_sysfs_kf_write+0x10/0x10 [ 102.636214][ T5623] kernfs_fop_write_iter+0x3a5/0x540 [ 102.636258][ T5623] vfs_write+0x61e/0xbb0 [ 102.636298][ T5623] ? __pfx_vfs_write+0x10/0x10 [ 102.636330][ T5623] ? rt_spin_unlock+0x157/0x200 [ 102.636370][ T5623] ? rt_spin_unlock+0x163/0x200 [ 102.636415][ T5623] ksys_write+0x156/0x270 [ 102.636454][ T5623] ? __pfx_ksys_write+0x10/0x10 [ 102.636492][ T5623] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 102.636516][ T5623] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 102.636541][ T5623] do_syscall_64+0x174/0x580 [ 102.636567][ T5623] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 102.636591][ T5623] ? clear_bhb_loop+0x40/0x90 [ 102.636620][ T5623] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 102.636644][ T5623] RIP: 0033:0x7fa53c052589 [ 102.636663][ T5623] Code: c0 79 93 eb d5 48 8d 7c 1d 00 eb 99 0f 1f 44 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 d8 ff ff ff f7 d8 64 89 01 48 [ 102.636682][ T5623] RSP: 002b:00007ffc33d52be8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 102.636704][ T5623] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fa53c052589 [ 102.636719][ T5623] RDX: 0000000000000001 RSI: 0000200000000200 RDI: 0000000000000004 [ 102.636732][ T5623] RBP: 0000000000000001 R08: 0000000000000006 R09: 0000000000000006 [ 102.636745][ T5623] R10: 0000000000000006 R11: 0000000000000246 R12: 00007ffc33d52d58 [ 102.636758][ T5623] R13: 431bde82d7b634db R14: 00007fa53c0e5c40 R15: 0000000000000002 [ 102.636794][ T5623] [ 102.637396][ T5623] Kernel Offset: disabled