ci2-upstream-fs/strace-static-x86_64 -e \!wait4,clock_nanosleep,nanosleep -s 100 -x -f ci2-upstream-fs/syz-executor3395774433 <...> Warning: Permanently added '10.128.0.55' (ED25519) to the list of known hosts. execve("ci2-upstream-fs/syz-executor3395774433", ["ci2-upstream-fs/syz-executor3395774433"], 0x7ffc0e9ed210 /* 10 vars */) = 0 brk(NULL) = 0x555567be7000 brk(0x555567be7d80) = 0x555567be7d80 arch_prctl(ARCH_SET_FS, 0x555567be7400) = 0 set_tid_address(0x555567be76d0) = 5617 set_robust_list(0x555567be76e0, 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/ci2-upstream-fs/syz-executor3395774433", 4096) = 44 getrandom("\x5c\xc1\x74\x0b\xba\x72\x11\x97", 8, GRND_NONBLOCK) = 8 brk(NULL) = 0x555567be7d80 brk(0x555567c08d80) = 0x555567c08d80 brk(0x555567c09000) = 0x555567c09000 mprotect(0x7f2dcf0da000, 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|SIGCHLDci2-upstream-fs/strace-static-x86_64: Process 5619 attached , child_tidptr=0x555567be76d0) = 5619 [pid 5619] set_robust_list(0x555567be76e0, 24) = 0 [pid 5617] rt_sigprocmask(SIG_SETMASK, [] [pid 5619] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5617] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5619] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5619] setpgid(0, 0) = 0 [pid 5619] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5619] write(3, "1000", 4) = 4 [pid 5619] close(3) = 0 [pid 5619] write(1, "executing program\n", 18) = 18 executing program [pid 5619] mkdir("sys", 0777) = 0 [pid 5619] mount(NULL, "sys", "sysfs", 0, NULL) = 0 [pid 5619] openat(AT_FDCWD, "sys/bus/pci/devices/0000:00:04.0/config", O_RDWR) = 3 [ 100.510627][ T5619] ------------[ cut here ]------------ [ 100.510642][ T5619] dev->config->get_status(dev) [ 100.510659][ T5619] WARNING: drivers/virtio/virtio.c:378 at virtio_dev_remove+0x18b/0x1b0, CPU#0: syz-executor339/5619 [ 100.510730][ T5619] Modules linked in: [ 100.510767][ T5619] CPU: 0 UID: 0 PID: 5619 Comm: syz-executor339 Not tainted syzkaller #0 PREEMPT_{RT,(full)} [ 100.510797][ T5619] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026 [ 100.510815][ T5619] RIP: 0010:virtio_dev_remove+0x18b/0x1b0 [ 100.510840][ T5619] 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 [ 100.510858][ T5619] RSP: 0018:ffffc900043977d8 EFLAGS: 00010293 [ 100.510878][ T5619] RAX: ffffffff853e8a5a RBX: ffff888020b566d0 RCX: ffff88803eb1dd00 [ 100.510895][ T5619] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 100.510908][ T5619] RBP: 00000000000000ff R08: 0000000000000000 R09: 0000000000000000 [ 100.510921][ T5619] R10: dffffc0000000000 R11: ffffffff8540e710 R12: 1ffff1100416acda [ 100.510938][ T5619] R13: dffffc0000000000 R14: ffff888020b56000 R15: ffffffff8bd67c98 [ 100.510955][ T5619] FS: 0000555567be7400(0000) GS:ffff888125c41000(0000) knlGS:0000000000000000 [ 100.510973][ T5619] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 100.510989][ T5619] CR2: 0000558111769950 CR3: 00000000438d4000 CR4: 00000000003526f0 [ 100.511008][ T5619] Call Trace: [ 100.511017][ T5619] [ 100.511029][ T5619] ? __pfx_virtio_dev_remove+0x10/0x10 [ 100.511052][ T5619] device_release_driver_internal+0x48b/0x880 [ 100.511100][ T5619] bus_remove_device+0x449/0x560 [ 100.511132][ T5619] ? __pfx_bus_remove_device+0x10/0x10 [ 100.511158][ T5619] ? up_read+0x34/0x180 [ 100.511192][ T5619] ? kernfs_remove_by_name_ns+0x101/0x140 [ 100.511226][ T5619] device_del+0x528/0x8f0 [ 100.511266][ T5619] ? __pfx_device_del+0x10/0x10 [ 100.511308][ T5619] device_unregister+0x21/0xf0 [ 100.511338][ T5619] unregister_virtio_device+0x37/0x60 [ 100.511374][ T5619] virtio_pci_remove+0x7f/0xf0 [ 100.511416][ T5619] pci_device_remove+0x99/0x1c0 [ 100.511441][ T5619] ? __pfx_pci_device_remove+0x10/0x10 [ 100.511462][ T5619] device_release_driver_internal+0x48b/0x880 [ 100.511503][ T5619] pci_stop_bus_device+0xf6/0x120 [ 100.511537][ T5619] pci_stop_and_remove_bus_device_locked+0x77/0xb0 [ 100.511569][ T5619] remove_store+0xe5/0x150 [ 100.511603][ T5619] ? __pfx_remove_store+0x10/0x10 [ 100.511636][ T5619] ? sysfs_file_kobj+0x1e4/0x230 [ 100.511671][ T5619] ? sysfs_kf_write+0x166/0x260 [ 100.511698][ T5619] ? __pfx_sysfs_kf_write+0x10/0x10 [ 100.511718][ T5619] kernfs_fop_write_iter+0x3a5/0x540 [ 100.511755][ T5619] vfs_write+0x61e/0xbb0 [ 100.511795][ T5619] ? __pfx_vfs_write+0x10/0x10 [ 100.511828][ T5619] ? rt_spin_unlock+0x157/0x200 [ 100.511878][ T5619] ? rt_spin_unlock+0x163/0x200 [ 100.511924][ T5619] ksys_write+0x156/0x270 [ 100.511956][ T5619] ? __pfx_ksys_write+0x10/0x10 [ 100.511991][ T5619] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 100.512017][ T5619] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 100.512042][ T5619] do_syscall_64+0x174/0x580 [ 100.512069][ T5619] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 100.512094][ T5619] ? clear_bhb_loop+0x40/0x90 [ 100.512123][ T5619] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 100.512147][ T5619] RIP: 0033:0x7f2dcf047589 [ 100.512174][ T5619] 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 [ 100.512193][ T5619] RSP: 002b:00007ffddcaf7098 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 100.512217][ T5619] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f2dcf047589 [ 100.512232][ T5619] RDX: 0000000000000001 RSI: 0000200000000200 RDI: 0000000000000004 [ 100.512247][ T5619] RBP: 0000000000000001 R08: 0000000000000006 R09: 0000000000000006 [ 100.512260][ T5619] R10: 0000000000000006 R11: 0000000000000246 R12: 00007ffddcaf7208 [ 100.512275][ T5619] R13: 431bde82d7b634db R14: 00007f2dcf0dac40 R15: 0000000000000002 [ 100.512311][ T5619] [ 100.512323][ T5619] Kernel panic - not syncing: kernel: panic_on_warn set ... [ 100.512339][ T5619] CPU: 0 UID: 0 PID: 5619 Comm: syz-executor339 Not tainted syzkaller #0 PREEMPT_{RT,(full)} [ 100.512363][ T5619] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026 [ 100.512375][ T5619] Call Trace: [ 100.512384][ T5619] [ 100.512401][ T5619] vpanic+0x56c/0xa60 [ 100.512426][ T5619] ? __pfx__printk+0x10/0x10 [ 100.512453][ T5619] ? __pfx_vpanic+0x10/0x10 [ 100.512474][ T5619] ? is_bpf_text_address+0x292/0x2b0 [ 100.512501][ T5619] ? is_bpf_text_address+0x26/0x2b0 [ 100.512538][ T5619] panic+0xc5/0xd0 [ 100.512560][ T5619] ? __pfx_panic+0x10/0x10 [ 100.512601][ T5619] __warn+0x315/0x4c0 [ 100.512623][ T5619] ? virtio_dev_remove+0x18b/0x1b0 [ 100.512649][ T5619] ? virtio_dev_remove+0x18b/0x1b0 [ 100.512672][ T5619] __report_bug+0x276/0x570 [ 100.512699][ T5619] ? do_syscall_64+0x174/0x580 [ 100.512725][ T5619] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 100.512752][ T5619] ? virtio_dev_remove+0x18b/0x1b0 [ 100.512778][ T5619] ? __pfx___report_bug+0x10/0x10 [ 100.512826][ T5619] ? virtio_dev_remove+0x18b/0x1b0 [ 100.512850][ T5619] report_bug+0x16a/0x220 [ 100.512879][ T5619] ? virtio_dev_remove+0x18b/0x1b0 [ 100.512900][ T5619] ? virtio_dev_remove+0x18d/0x1b0 [ 100.512920][ T5619] handle_bug+0x9c/0x200 [ 100.512953][ T5619] exc_invalid_op+0x1a/0x50 [ 100.512983][ T5619] asm_exc_invalid_op+0x1a/0x20 [ 100.513005][ T5619] RIP: 0010:virtio_dev_remove+0x18b/0x1b0 [ 100.513028][ T5619] 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 [ 100.513045][ T5619] RSP: 0018:ffffc900043977d8 EFLAGS: 00010293 [ 100.513064][ T5619] RAX: ffffffff853e8a5a RBX: ffff888020b566d0 RCX: ffff88803eb1dd00 [ 100.513081][ T5619] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 100.513094][ T5619] RBP: 00000000000000ff R08: 0000000000000000 R09: 0000000000000000 [ 100.513108][ T5619] R10: dffffc0000000000 R11: ffffffff8540e710 R12: 1ffff1100416acda [ 100.513124][ T5619] R13: dffffc0000000000 R14: ffff888020b56000 R15: ffffffff8bd67c98 [ 100.513148][ T5619] ? __pfx_vp_get_status+0x10/0x10 [ 100.513179][ T5619] ? virtio_dev_remove+0x18a/0x1b0 [ 100.513209][ T5619] ? virtio_dev_remove+0x18a/0x1b0 [ 100.513233][ T5619] ? __pfx_virtio_dev_remove+0x10/0x10 [ 100.513255][ T5619] device_release_driver_internal+0x48b/0x880 [ 100.513296][ T5619] bus_remove_device+0x449/0x560 [ 100.513329][ T5619] ? __pfx_bus_remove_device+0x10/0x10 [ 100.513355][ T5619] ? up_read+0x34/0x180 [ 100.513396][ T5619] ? kernfs_remove_by_name_ns+0x101/0x140 [ 100.513430][ T5619] device_del+0x528/0x8f0 [ 100.513471][ T5619] ? __pfx_device_del+0x10/0x10 [ 100.513511][ T5619] device_unregister+0x21/0xf0 [ 100.513542][ T5619] unregister_virtio_device+0x37/0x60 [ 100.513580][ T5619] virtio_pci_remove+0x7f/0xf0 [ 100.513611][ T5619] pci_device_remove+0x99/0x1c0 [ 100.513636][ T5619] ? __pfx_pci_device_remove+0x10/0x10 [ 100.513659][ T5619] device_release_driver_internal+0x48b/0x880 [ 100.513698][ T5619] pci_stop_bus_device+0xf6/0x120 [ 100.513731][ T5619] pci_stop_and_remove_bus_device_locked+0x77/0xb0 [ 100.513763][ T5619] remove_store+0xe5/0x150 [ 100.513797][ T5619] ? __pfx_remove_store+0x10/0x10 [ 100.513830][ T5619] ? sysfs_file_kobj+0x1e4/0x230 [ 100.513865][ T5619] ? sysfs_kf_write+0x166/0x260 [ 100.513891][ T5619] ? __pfx_sysfs_kf_write+0x10/0x10 [ 100.513910][ T5619] kernfs_fop_write_iter+0x3a5/0x540 [ 100.513948][ T5619] vfs_write+0x61e/0xbb0 [ 100.513986][ T5619] ? __pfx_vfs_write+0x10/0x10 [ 100.514018][ T5619] ? rt_spin_unlock+0x157/0x200 [ 100.514057][ T5619] ? rt_spin_unlock+0x163/0x200 [ 100.514102][ T5619] ksys_write+0x156/0x270 [ 100.514134][ T5619] ? __pfx_ksys_write+0x10/0x10 [ 100.514171][ T5619] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 100.514195][ T5619] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 100.514218][ T5619] do_syscall_64+0x174/0x580 [ 100.514244][ T5619] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 100.514269][ T5619] ? clear_bhb_loop+0x40/0x90 [ 100.514297][ T5619] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 100.514319][ T5619] RIP: 0033:0x7f2dcf047589 [ 100.514339][ T5619] 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 [ 100.514356][ T5619] RSP: 002b:00007ffddcaf7098 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 100.514379][ T5619] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f2dcf047589 [ 100.514403][ T5619] RDX: 0000000000000001 RSI: 0000200000000200 RDI: 0000000000000004 [ 100.514418][ T5619] RBP: 0000000000000001 R08: 0000000000000006 R09: 0000000000000006 [ 100.514431][ T5619] R10: 0000000000000006 R11: 0000000000000246 R12: 00007ffddcaf7208 [ 100.514444][ T5619] R13: 431bde82d7b634db R14: 00007f2dcf0dac40 R15: 0000000000000002 [ 100.514479][ T5619] [ 100.515069][ T5619] Kernel Offset: disabled