ci-upstream-kasan-gce-root/strace-static-x86_64 -e \!wait4,clock_nanosleep,nanosleep -s 100 -x -f ci-upstream-kasan-gce-root/syz-executor890253705 <...> Warning: Permanently added '10.128.0.6' (ED25519) to the list of known hosts. execve("ci-upstream-kasan-gce-root/syz-executor890253705", ["ci-upstream-kasan-gce-root/syz-executor890253705"], 0x7fff100cdd00 /* 10 vars */) = 0 brk(NULL) = 0x55558e6e2000 brk(0x55558e6e2d80) = 0x55558e6e2d80 arch_prctl(ARCH_SET_FS, 0x55558e6e2400) = 0 set_tid_address(0x55558e6e26d0) = 5634 set_robust_list(0x55558e6e26e0, 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-root/syz-executor890253705", 4096) = 54 getrandom("\xfb\x6b\xed\xbd\x1a\xe2\xc3\x1c", 8, GRND_NONBLOCK) = 8 brk(NULL) = 0x55558e6e2d80 brk(0x55558e703d80) = 0x55558e703d80 brk(0x55558e704000) = 0x55558e704000 mprotect(0x7fdb76ea8000, 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-root/strace-static-x86_64: Process 5635 attached [pid 5635] set_robust_list(0x55558e6e26e0, 24 [pid 5634] <... clone resumed>, child_tidptr=0x55558e6e26d0) = 5635 [pid 5635] <... set_robust_list resumed>) = 0 [pid 5634] rt_sigprocmask(SIG_SETMASK, [] [pid 5635] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5634] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5635] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5635] setpgid(0, 0) = 0 [pid 5635] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5635] write(3, "1000", 4) = 4 [pid 5635] close(3) = 0 [pid 5635] write(1, "executing program\n", 18) = 18 executing program [pid 5635] mkdirat(AT_FDCWD, "./sys", 0777) = 0 [pid 5635] mount(NULL, "./sys", "sysfs", 0, NULL) = 0 [pid 5635] openat(AT_FDCWD, "./sys/bus/pci/devices/0000:00:03.0/driver/unbind", O_WRONLY) = 3 [ 87.583321][ T1547] device offline error, dev sda, sector 270646 op 0x1:(WRITE) flags 0x0 phys_seg 3 prio class 2 [ 87.594788][ T1547] EXT4-fs warning (device sda1): ext4_end_bio:372: I/O error 16 writing to inode 2017 starting block 33830) [ 87.607525][ T1547] EXT4-fs warning (device sda1): ext4_end_bio:372: I/O error 16 writing to inode 2018 starting block 33831) [ 87.610883][ T48] EXT4-fs (sda1): failed to convert unwritten extents to written extents -- potential data loss! (inode 2017, error -5) [ 87.619302][ T1547] EXT4-fs warning (device sda1): ext4_end_bio:372: I/O error 16 writing to inode 2019 starting block 33832) [ 87.635069][ T48] Buffer I/O error on device sda1, logical block 33792 [ 87.644149][ T1547] device offline error, dev sda, sector 278838 op 0x1:(WRITE) flags 0x4000 phys_seg 17 prio class 2 [ 87.657622][ T48] EXT4-fs (sda1): failed to convert unwritten extents to written extents -- potential data loss! (inode 2018, error -5) [ 87.663225][ T1547] device offline error, dev sda, sector 279344 op 0x1:(WRITE) flags 0x4000 phys_seg 5 prio class 2 [ 87.676172][ T13] device offline error, dev sda, sector 282416 op 0x1:(WRITE) flags 0x4000 phys_seg 64 prio class 2 [ 87.696542][ T1547] device offline error, dev sda, sector 279856 op 0x1:(WRITE) flags 0x4000 phys_seg 5 prio class 2 [ 87.696980][ T48] Buffer I/O error on device sda1, logical block 33793 [ 87.707651][ T1547] device offline error, dev sda, sector 280368 op 0x1:(WRITE) flags 0x4000 phys_seg 5 prio class 2 [ 87.725139][ T1547] device offline error, dev sda, sector 280880 op 0x1:(WRITE) flags 0x4000 phys_seg 33 prio class 2 [ 87.725762][ T48] EXT4-fs (sda1): failed to convert unwritten extents to written extents -- potential data loss! (inode 2019, error -5) [ 87.736182][ T1547] device offline error, dev sda, sector 281392 op 0x1:(WRITE) flags 0x4000 phys_seg 46 prio class 2 [ 87.759127][ T13] device offline error, dev sda, sector 282926 op 0x1:(WRITE) flags 0x0 phys_seg 40 prio class 2 [ 87.759831][ T1547] device offline error, dev sda, sector 281904 op 0x1:(WRITE) flags 0x4000 phys_seg 56 prio class 2 [ 87.781342][ T1547] EXT4-fs warning (device sda1): ext4_end_bio:372: I/O error 16 writing to inode 2021 starting block 35365) [ 87.781680][ T48] Buffer I/O error on device sda1, logical block 33794 [ 87.827461][ T1547] EXT4-fs warning (device sda1): ext4_end_bio:372: I/O error 16 writing to inode 2021 starting block 36429) [ 87.839297][ T1547] EXT4-fs warning (device sda1): ext4_end_bio:372: I/O error 16 writing to inode 2021 starting block 36708) [ 87.851470][ T1547] EXT4-fs warning (device sda1): ext4_end_bio:372: I/O error 16 writing to inode 2021 starting block 36902) [ 87.863160][ T48] EXT4-fs (sda1): failed to convert unwritten extents to written extents -- potential data loss! (inode 2021, error -5) [ 87.863974][ T1547] EXT4-fs warning (device sda1): ext4_end_bio:372: I/O error 16 writing to inode 2021 starting block 37862) [ 87.877644][ T48] Buffer I/O error on device sda1, logical block 36672 [ 87.896176][ T48] Buffer I/O error on device sda1, logical block 36673 [ 87.903189][ T48] Buffer I/O error on device sda1, logical block 36674 [ 87.912658][ T48] Buffer I/O error on device sda1, logical block 36675 [ 87.920834][ T48] Buffer I/O error on device sda1, logical block 36676 [ 87.929893][ T48] Buffer I/O error on device sda1, logical block 36677 [ 87.931872][ T13] EXT4-fs warning (device sda1): ext4_end_bio:372: I/O error 16 writing to inode 2021 starting block 38927) [ 87.937260][ T48] Buffer I/O error on device sda1, logical block 36678 [ 87.972648][ T48] EXT4-fs (sda1): failed to convert unwritten extents to written extents -- potential data loss! (inode 2021, error -5) [ 87.983725][ T13] EXT4-fs warning (device sda1): ext4_end_bio:372: I/O error 16 writing to inode 2021 starting block 40998) [ 88.001267][ T48] EXT4-fs (sda1): failed to convert unwritten extents to written extents -- potential data loss! (inode 2021, error -5) [ 88.032255][ T48] EXT4-fs (sda1): failed to convert unwritten extents to written extents -- potential data loss! (inode 2021, error -5) [ 88.065886][ T48] EXT4-fs (sda1): failed to convert unwritten extents to written extents -- potential data loss! (inode 2021, error -5) [ 88.106320][ T48] EXT4-fs (sda1): failed to convert unwritten extents to written extents -- potential data loss! (inode 2021, error -5) [ 88.130913][ T48] EXT4-fs (sda1): failed to convert unwritten extents to written extents -- potential data loss! (inode 2022, error -5) [ 88.162315][ T4949] Aborting journal on device sda1-8. [ 88.162623][ T5635] Buffer I/O error on dev sda1, logical block 0, lost async page write [ 88.169381][ T1547] Buffer I/O error on dev sda1, logical block 131072, lost sync page write [ 88.177468][ T5635] Buffer I/O error on dev sda1, logical block 4247, lost async page write [ 88.194351][ T4949] JBD2: I/O error when updating journal superblock for sda1-8. [ 88.195411][ T5635] Buffer I/O error on dev sda1, logical block 4260, lost async page write [ 88.211421][ T5635] Buffer I/O error on dev sda1, logical block 5747, lost async page write [ 88.991062][ T5635] sd 0:0:1:0: [sda] Synchronizing SCSI cache [pid 5635] write(3, "\x30\x30\x30\x30\x3a\x30\x30\x3a\x30\x33\x2e\x30\x00", 13) = 13 [pid 5635] openat(AT_FDCWD, "./sys/bus/pci/devices/0000:00:03.0/driver_override", O_WRONLY) = 4 [pid 5635] write(4, "\x66\x69\x72\x65\x77\x69\x72\x65\x5f\x6f\x68\x63\x69\x00", 14) = 14 [pid 5635] openat(AT_FDCWD, "./sys/bus/pci/drivers/firewire_ohci/bind", O_WRONLY) = 5 [ 89.395217][ T9] firewire_ohci 0000:00:03.0: invalid MMIO resource [ 89.431808][ T5635] Oops: general protection fault, probably for non-canonical address 0xdffffc0000000001: 0000 [#1] SMP KASAN NOPTI [ 89.443945][ T5635] KASAN: null-ptr-deref in range [0x0000000000000008-0x000000000000000f] [ 89.452470][ T5635] CPU: 1 UID: 0 PID: 5635 Comm: syz-executor890 Not tainted syzkaller #0 PREEMPT(full) [ 89.462194][ T5635] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026 [ 89.472262][ T5635] RIP: 0010:ar_context_release+0x3f/0x380 [ 89.478024][ T5635] Code: ff df e8 04 56 74 fa 48 89 d8 48 c1 e8 03 80 3c 28 00 74 08 48 89 df e8 0f ef e1 fa 4c 8b 33 49 83 c6 08 4c 89 f0 48 c1 e8 03 <80> 3c 28 00 74 08 4c 89 f7 e8 f3 ee e1 fa 4d 8b 3e 4c 8d 63 48 4d [ 89.497651][ T5635] RSP: 0018:ffffc90003707a30 EFLAGS: 00010212 [ 89.503731][ T5635] RAX: 0000000000000001 RBX: ffff88803580c9c0 RCX: ffff88807f550000 [ 89.511704][ T5635] RDX: 0000000000000000 RSI: ffff88803580c038 RDI: ffff88803580c9c0 [ 89.519724][ T5635] RBP: dffffc0000000000 R08: ffffffff90579d37 R09: 1ffffffff20af3a6 [ 89.527783][ T5635] R10: dffffc0000000000 R11: ffffffff812dfe10 R12: ffff88803580c000 [ 89.535766][ T5635] R13: dffffc0000000000 R14: 0000000000000008 R15: ffffc90003707ac0 [ 89.543746][ T5635] FS: 000055558e6e2400(0000) GS:ffff88812504b000(0000) knlGS:0000000000000000 [ 89.552676][ T5635] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 89.559259][ T5635] CR2: 0000562371f1a150 CR3: 000000007b54d000 CR4: 0000000000350ef0 [ 89.567228][ T5635] Call Trace: [ 89.570496][ T5635] [ 89.573420][ T5635] release_ohci+0x3f/0x60 [ 89.577751][ T5635] devres_release_all+0x1a8/0x260 [ 89.582795][ T5635] ? __pfx_devres_release_all+0x10/0x10 [ 89.588352][ T5635] ? srso_alias_return_thunk+0x5/0xfbef5 [ 89.594012][ T5635] ? device_links_no_driver+0x16c/0x190 [ 89.599582][ T5635] really_probe+0x451/0xae0 [ 89.604103][ T5635] __driver_probe_device+0x1e8/0x360 [ 89.609409][ T5635] device_driver_attach+0xe0/0x1d0 [ 89.614578][ T5635] bind_store+0x1d0/0x220 [ 89.618909][ T5635] ? __pfx_sysfs_kf_write+0x10/0x10 [ 89.624114][ T5635] kernfs_fop_write_iter+0x3a4/0x540 [ 89.629407][ T5635] vfs_write+0x612/0xba0 [ 89.633647][ T5635] ? __pfx_vfs_write+0x10/0x10 [ 89.638474][ T5635] ? _raw_spin_unlock_irq+0x23/0x50 [ 89.643703][ T5635] ? srso_alias_return_thunk+0x5/0xfbef5 [ 89.649337][ T5635] ? lockdep_hardirqs_on+0x7a/0x110 [ 89.654543][ T5635] ? srso_alias_return_thunk+0x5/0xfbef5 [ 89.660438][ T5635] ksys_write+0x150/0x270 [ 89.664763][ T5635] ? __pfx_ksys_write+0x10/0x10 [ 89.669609][ T5635] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 89.675673][ T5635] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 89.681732][ T5635] do_syscall_64+0x174/0x580 [ 89.686407][ T5635] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 89.692499][ T5635] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 89.698391][ T5635] RIP: 0033:0x7fdb76e15649 [ 89.702811][ T5635] 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 [ 89.722850][ T5635] RSP: 002b:00007ffcdb4998a8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 89.731623][ T5635] RAX: ffffffffffffffda RBX: 0000200000000000 RCX: 00007fdb76e15649 [ 89.739593][ T5635] RDX: 000000000000000d RSI: 0000200000000180 RDI: 0000000000000005 [ 89.747579][ T5635] RBP: 0000000000000001 R08: 0000000000000006 R09: 0000000000000006 [ 89.755546][ T5635] R10: 0000000000000006 R11: 0000000000000246 R12: 00007ffcdb499a18 [ 89.763612][ T5635] R13: 0000200000000004 R14: 00007fdb76ea8c40 R15: 0000000000000002 [ 89.771599][ T5635] [ 89.774615][ T5635] Modules linked in: [ 89.778767][ T5635] ---[ end trace 0000000000000000 ]--- Aug 5 00:58:14 [ 89.786642][ T5635] RIP: 0010:ar_context_release+0x3f/0x380 syzkaller kern.alert kernel: [ [ 89.795060][ T5635] Code: ff df e8 04 56 74 fa 48 89 d8 48 c1 e8 03 80 3c 28 00 74 08 48 89 df e8 0f ef e1 fa 4c 8b 33 49 83 c6 08 4c 89 f0 48 c1 e8 03 <80> 3c 28 00 74 08 4c 89 f7 e8 f3 ee e1 fa 4d 8b 3e 4c 8d 63 48 4d 89.443945][ T56[ 89.815791][ T5635] RSP: 0018:ffffc90003707a30 EFLAGS: 00010212 35] KASAN: null-[ 89.822973][ T5635] RAX: 0000000000000001 RBX: ffff88803580c9c0 RCX: ffff88807f550000 ptr-deref in ran[ 89.832426][ T5635] RDX: 0000000000000000 RSI: ffff88803580c038 RDI: ffff88803580c9c0 ge [0x0000000000[ 89.841725][ T5635] RBP: dffffc0000000000 R08: ffffffff90579d37 R09: 1ffffffff20af3a6 000008-0x0000000[ 89.851378][ T5635] R10: dffffc0000000000 R11: ffffffff812dfe10 R12: ffff88803580c000 00000000f] [ 89.860733][ T5635] R13: dffffc0000000000 R14: 0000000000000008 R15: ffffc90003707ac0 [ 89.869813][ T5635] FS: 000055558e6e2400(0000) GS:ffff888124f4b000(0000) knlGS:0000000000000000 [ 89.878844][ T5635] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 89.885473][ T5635] CR2: 00007fc34a7f2708 CR3: 000000007b54d000 CR4: 0000000000350ef0 [ 89.893470][ T5635] Kernel panic - not syncing: Fatal exception [ 89.899786][ T5635] Kernel Offset: disabled [ 89.904366][ T5635] Rebooting in 86400 seconds..