ci2-upstream-fs/strace-static-x86_64 -e \!wait4,clock_nanosleep,nanosleep -s 100 -x -f ci2-upstream-fs/syz-executor3035426664 <...> Warning: Permanently added '10.128.1.129' (ED25519) to the list of known hosts. execve("ci2-upstream-fs/syz-executor3035426664", ["ci2-upstream-fs/syz-executor3035426664"], 0x7ffdf42ca790 /* 10 vars */) = 0 brk(NULL) = 0x55556fa58000 brk(0x55556fa58d80) = 0x55556fa58d80 arch_prctl(ARCH_SET_FS, 0x55556fa58400) = 0 set_tid_address(0x55556fa586d0) = 5611 set_robust_list(0x55556fa586e0, 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-executor3035426664", 4096) = 44 getrandom("\x4b\x48\x99\x22\x98\x13\xa3\x6f", 8, GRND_NONBLOCK) = 8 brk(NULL) = 0x55556fa58d80 brk(0x55556fa79d80) = 0x55556fa79d80 brk(0x55556fa7a000) = 0x55556fa7a000 mprotect(0x7fc8fdd90000, 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 5612 attached , child_tidptr=0x55556fa586d0) = 5612 [pid 5611] rt_sigprocmask(SIG_SETMASK, [] [pid 5612] set_robust_list(0x55556fa586e0, 24 [pid 5611] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5612] <... set_robust_list resumed>) = 0 [pid 5612] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5612] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5612] setpgid(0, 0) = 0 [pid 5612] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5612] write(3, "1000", 4) = 4 [pid 5612] close(3) = 0 executing program [pid 5612] write(1, "executing program\n", 18) = 18 [pid 5612] mkdir("sys", 0777) = 0 [pid 5612] mount(NULL, "sys", "sysfs", 0, NULL) = 0 [pid 5612] openat(AT_FDCWD, "sys/bus/pci/devices/0000:00:04.0/config", O_RDWR) = 3 [ 84.465931][ T5612] ------------[ cut here ]------------ [ 84.465945][ T5612] dev->config->get_status(dev) [ 84.465959][ T5612] WARNING: drivers/virtio/virtio.c:378 at virtio_dev_remove+0x18b/0x1b0, CPU#0: syz-executor303/5612 [ 84.466013][ T5612] Modules linked in: [ 84.466045][ T5612] CPU: 0 UID: 0 PID: 5612 Comm: syz-executor303 Not tainted syzkaller #0 PREEMPT_{RT,(full)} [ 84.466071][ T5612] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026 [ 84.466086][ T5612] RIP: 0010:virtio_dev_remove+0x18b/0x1b0 [ 84.466106][ T5612] 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 [ 84.466122][ T5612] RSP: 0000:ffffc900041f77d8 EFLAGS: 00010293 [ 84.466138][ T5612] RAX: ffffffff853e8a5a RBX: ffff8880213346d0 RCX: ffff888040419f00 [ 84.466160][ T5612] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 84.466171][ T5612] RBP: 00000000000000ff R08: 0000000000000000 R09: 0000000000000000 [ 84.466182][ T5612] R10: dffffc0000000000 R11: ffffffff8540e710 R12: 1ffff110042668da [ 84.466197][ T5612] R13: dffffc0000000000 R14: ffff888021334000 R15: ffffffff8bd67c98 [ 84.466212][ T5612] FS: 000055556fa58400(0000) GS:ffff888125c41000(0000) knlGS:0000000000000000 [ 84.466229][ T5612] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 84.466242][ T5612] CR2: 00007f8d6d4fc000 CR3: 000000003cfc0000 CR4: 00000000003526f0 [ 84.466258][ T5612] Call Trace: [ 84.466265][ T5612] [ 84.466276][ T5612] ? __pfx_virtio_dev_remove+0x10/0x10 [ 84.466296][ T5612] device_release_driver_internal+0x48b/0x880 [ 84.466338][ T5612] bus_remove_device+0x449/0x560 [ 84.466367][ T5612] ? __pfx_bus_remove_device+0x10/0x10 [ 84.466390][ T5612] ? up_read+0x34/0x180 [ 84.466419][ T5612] ? kernfs_remove_by_name_ns+0x101/0x140 [ 84.466450][ T5612] device_del+0x528/0x8f0 [ 84.466486][ T5612] ? __pfx_device_del+0x10/0x10 [ 84.466522][ T5612] device_unregister+0x21/0xf0 [ 84.466549][ T5612] unregister_virtio_device+0x37/0x60 [ 84.466580][ T5612] virtio_pci_remove+0x7f/0xf0 [ 84.466607][ T5612] pci_device_remove+0x99/0x1c0 [ 84.466630][ T5612] ? __pfx_pci_device_remove+0x10/0x10 [ 84.466649][ T5612] device_release_driver_internal+0x48b/0x880 [ 84.466676][ T5612] pci_stop_bus_device+0xf6/0x120 [ 84.466699][ T5612] pci_stop_and_remove_bus_device_locked+0x77/0xb0 [ 84.466725][ T5612] remove_store+0xe5/0x150 [ 84.466755][ T5612] ? __pfx_remove_store+0x10/0x10 [ 84.466783][ T5612] ? sysfs_file_kobj+0x1e4/0x230 [ 84.466814][ T5612] ? sysfs_kf_write+0x166/0x260 [ 84.466836][ T5612] ? __pfx_sysfs_kf_write+0x10/0x10 [ 84.466853][ T5612] kernfs_fop_write_iter+0x3a5/0x540 [ 84.466887][ T5612] vfs_write+0x61e/0xbb0 [ 84.466923][ T5612] ? __pfx_vfs_write+0x10/0x10 [ 84.466951][ T5612] ? rt_spin_unlock+0x157/0x200 [ 84.466993][ T5612] ? rt_spin_unlock+0x163/0x200 [ 84.467032][ T5612] ksys_write+0x156/0x270 [ 84.467057][ T5612] ? __pfx_ksys_write+0x10/0x10 [ 84.467084][ T5612] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 84.467103][ T5612] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 84.467124][ T5612] do_syscall_64+0x174/0x580 [ 84.467147][ T5612] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 84.467174][ T5612] ? clear_bhb_loop+0x40/0x90 [ 84.467198][ T5612] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 84.467217][ T5612] RIP: 0033:0x7fc8fdcfd589 [ 84.467242][ T5612] 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 [ 84.467266][ T5612] RSP: 002b:00007ffc529817e8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 84.467286][ T5612] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fc8fdcfd589 [ 84.467320][ T5612] RDX: 0000000000000001 RSI: 0000200000000200 RDI: 0000000000000004 [ 84.467332][ T5612] RBP: 0000000000000001 R08: 0000000000000006 R09: 0000000000000006 [ 84.467343][ T5612] R10: 0000000000000006 R11: 0000000000000246 R12: 00007ffc52981958 [ 84.467355][ T5612] R13: 431bde82d7b634db R14: 00007fc8fdd90c40 R15: 0000000000000002 [ 84.467388][ T5612] [ 84.467398][ T5612] Kernel panic - not syncing: kernel: panic_on_warn set ... [ 84.467412][ T5612] CPU: 0 UID: 0 PID: 5612 Comm: syz-executor303 Not tainted syzkaller #0 PREEMPT_{RT,(full)} [ 84.467433][ T5612] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026 [ 84.467444][ T5612] Call Trace: [ 84.467451][ T5612] [ 84.467459][ T5612] vpanic+0x56c/0xa60 [ 84.467480][ T5612] ? __pfx__printk+0x10/0x10 [ 84.467503][ T5612] ? __pfx_vpanic+0x10/0x10 [ 84.467520][ T5612] ? is_bpf_text_address+0x292/0x2b0 [ 84.467544][ T5612] ? is_bpf_text_address+0x26/0x2b0 [ 84.467575][ T5612] panic+0xc5/0xd0 [ 84.467593][ T5612] ? __pfx_panic+0x10/0x10 [ 84.467631][ T5612] __warn+0x315/0x4c0 [ 84.467649][ T5612] ? virtio_dev_remove+0x18b/0x1b0 [ 84.467671][ T5612] ? virtio_dev_remove+0x18b/0x1b0 [ 84.467690][ T5612] __report_bug+0x276/0x570 [ 84.467713][ T5612] ? do_syscall_64+0x174/0x580 [ 84.467735][ T5612] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 84.467758][ T5612] ? virtio_dev_remove+0x18b/0x1b0 [ 84.467780][ T5612] ? __pfx___report_bug+0x10/0x10 [ 84.467821][ T5612] ? virtio_dev_remove+0x18b/0x1b0 [ 84.467840][ T5612] report_bug+0x16a/0x220 [ 84.467864][ T5612] ? virtio_dev_remove+0x18b/0x1b0 [ 84.467881][ T5612] ? virtio_dev_remove+0x18d/0x1b0 [ 84.467900][ T5612] handle_bug+0x9c/0x200 [ 84.467927][ T5612] exc_invalid_op+0x1a/0x50 [ 84.467953][ T5612] asm_exc_invalid_op+0x1a/0x20 [ 84.467971][ T5612] RIP: 0010:virtio_dev_remove+0x18b/0x1b0 [ 84.467989][ T5612] 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 [ 84.468003][ T5612] RSP: 0000:ffffc900041f77d8 EFLAGS: 00010293 [ 84.468018][ T5612] RAX: ffffffff853e8a5a RBX: ffff8880213346d0 RCX: ffff888040419f00 [ 84.468032][ T5612] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 84.468043][ T5612] RBP: 00000000000000ff R08: 0000000000000000 R09: 0000000000000000 [ 84.468053][ T5612] R10: dffffc0000000000 R11: ffffffff8540e710 R12: 1ffff110042668da [ 84.468067][ T5612] R13: dffffc0000000000 R14: ffff888021334000 R15: ffffffff8bd67c98 [ 84.468085][ T5612] ? __pfx_vp_get_status+0x10/0x10 [ 84.468111][ T5612] ? virtio_dev_remove+0x18a/0x1b0 [ 84.468137][ T5612] ? virtio_dev_remove+0x18a/0x1b0 [ 84.468164][ T5612] ? __pfx_virtio_dev_remove+0x10/0x10 [ 84.468182][ T5612] device_release_driver_internal+0x48b/0x880 [ 84.468217][ T5612] bus_remove_device+0x449/0x560 [ 84.468251][ T5612] ? __pfx_bus_remove_device+0x10/0x10 [ 84.468274][ T5612] ? up_read+0x34/0x180 [ 84.468303][ T5612] ? kernfs_remove_by_name_ns+0x101/0x140 [ 84.468332][ T5612] device_del+0x528/0x8f0 [ 84.468368][ T5612] ? __pfx_device_del+0x10/0x10 [ 84.468404][ T5612] device_unregister+0x21/0xf0 [ 84.468429][ T5612] unregister_virtio_device+0x37/0x60 [ 84.468459][ T5612] virtio_pci_remove+0x7f/0xf0 [ 84.468486][ T5612] pci_device_remove+0x99/0x1c0 [ 84.468507][ T5612] ? __pfx_pci_device_remove+0x10/0x10 [ 84.468526][ T5612] device_release_driver_internal+0x48b/0x880 [ 84.468561][ T5612] pci_stop_bus_device+0xf6/0x120 [ 84.468589][ T5612] pci_stop_and_remove_bus_device_locked+0x77/0xb0 [ 84.468617][ T5612] remove_store+0xe5/0x150 [ 84.468646][ T5612] ? __pfx_remove_store+0x10/0x10 [ 84.468674][ T5612] ? sysfs_file_kobj+0x1e4/0x230 [ 84.468704][ T5612] ? sysfs_kf_write+0x166/0x260 [ 84.468726][ T5612] ? __pfx_sysfs_kf_write+0x10/0x10 [ 84.468743][ T5612] kernfs_fop_write_iter+0x3a5/0x540 [ 84.468776][ T5612] vfs_write+0x61e/0xbb0 [ 84.468810][ T5612] ? __pfx_vfs_write+0x10/0x10 [ 84.468839][ T5612] ? rt_spin_unlock+0x157/0x200 [ 84.468874][ T5612] ? rt_spin_unlock+0x163/0x200 [ 84.468913][ T5612] ksys_write+0x156/0x270 [ 84.468941][ T5612] ? __pfx_ksys_write+0x10/0x10 [ 84.468973][ T5612] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 84.468993][ T5612] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 84.469014][ T5612] do_syscall_64+0x174/0x580 [ 84.469037][ T5612] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 84.469057][ T5612] ? clear_bhb_loop+0x40/0x90 [ 84.469081][ T5612] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 84.469100][ T5612] RIP: 0033:0x7fc8fdcfd589 [ 84.469118][ T5612] 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 [ 84.469132][ T5612] RSP: 002b:00007ffc529817e8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 84.469157][ T5612] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fc8fdcfd589 [ 84.469170][ T5612] RDX: 0000000000000001 RSI: 0000200000000200 RDI: 0000000000000004 [ 84.469182][ T5612] RBP: 0000000000000001 R08: 0000000000000006 R09: 0000000000000006 [ 84.469193][ T5612] R10: 0000000000000006 R11: 0000000000000246 R12: 00007ffc52981958 [ 84.469205][ T5612] R13: 431bde82d7b634db R14: 00007fc8fdd90c40 R15: 0000000000000002 [ 84.469237][ T5612] [ 84.469557][ T5612] Kernel Offset: disabled