ci2-upstream-fs/strace-static-x86_64 -e \!wait4,clock_nanosleep,nanosleep -s 100 -x -f ci2-upstream-fs/syz-executor4145091297 <...> no interfaces have a carrier [ 69.153907][ T5248] 8021q: adding VLAN 0 to HW filter on device bond0 [ 69.197847][ T5248] eql: remember to turn off Van-Jacobson compression on your slave devices Starting crond: OK Starting sshd: OK syzkaller syzkaller login: [ 92.289766][ T1150] cfg80211: failed to load regulatory.db Warning: Permanently added '10.128.1.55' (ED25519) to the list of known hosts. execve("ci2-upstream-fs/syz-executor4145091297", ["ci2-upstream-fs/syz-executor4145091297"], 0x7fffdfff5210 /* 10 vars */) = 0 brk(NULL) = 0x5555609fd000 brk(0x5555609fdd80) = 0x5555609fdd80 arch_prctl(ARCH_SET_FS, 0x5555609fd400) = 0 set_tid_address(0x5555609fd6d0) = 5603 set_robust_list(0x5555609fd6e0, 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-executor4145091297", 4096) = 44 getrandom("\xc9\xd0\x67\x69\x5e\xc8\xe9\xac", 8, GRND_NONBLOCK) = 8 brk(NULL) = 0x5555609fdd80 brk(0x555560a1ed80) = 0x555560a1ed80 brk(0x555560a1f000) = 0x555560a1f000 mprotect(0x7f271eaba000, 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 5604 attached , child_tidptr=0x5555609fd6d0) = 5604 [pid 5603] rt_sigprocmask(SIG_SETMASK, [] [pid 5604] set_robust_list(0x5555609fd6e0, 24 [pid 5603] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5604] <... set_robust_list resumed>) = 0 [pid 5604] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5604] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5604] setpgid(0, 0) = 0 [pid 5604] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5604] write(3, "1000", 4) = 4 [pid 5604] close(3) = 0 [pid 5604] write(1, "executing program\n", 18) = 18 executing program [pid 5604] mkdirat(AT_FDCWD, "./mnt", 0326) = 0 [ 99.912306][ T5604] Oops: divide error: 0000 [#1] SMP KASAN PTI [ 99.918574][ T5604] CPU: 1 UID: 0 PID: 5604 Comm: syz-executor414 Not tainted syzkaller #0 PREEMPT_{RT,(full)} [ 99.928832][ T5604] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026 [ 99.938906][ T5604] RIP: 0010:qnx6_mmi_fill_super+0x228/0x870 [ 99.944850][ T5604] Code: 89 e0 48 c1 e8 03 42 0f b6 04 28 84 c0 4d 89 ef 0f 85 93 05 00 00 85 db 41 8b 04 24 89 c6 0f ce 0f 44 f0 b8 00 10 00 00 31 d2 f6 41 89 c4 4c 89 f7 e8 bb ed 5c 01 89 c3 31 ff 89 c6 e8 10 7f [ 99.964495][ T5604] RSP: 0018:ffffc90004c5fa78 EFLAGS: 00010246 [ 99.970602][ T5604] RAX: 0000000000001000 RBX: 0000000000000000 RCX: ffff888027148000 [ 99.978594][ T5604] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 99.986590][ T5604] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 [ 99.994586][ T5604] R10: dffffc0000000000 R11: ffffed1008d0b225 R12: ffff88801242b028 [ 100.002589][ T5604] R13: dffffc0000000000 R14: ffff888035b14000 R15: dffffc0000000000 [ 100.010605][ T5604] FS: 00005555609fd400(0000) GS:ffff888124ab9000(0000) knlGS:0000000000000000 [ 100.019595][ T5604] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 100.026728][ T5604] CR2: 0000200000001000 CR3: 000000003d24c000 CR4: 00000000003526f0 [ 100.034728][ T5604] Call Trace: [ 100.038034][ T5604] [ 100.040991][ T5604] ? sb_set_blocksize+0x137/0x210 [ 100.046167][ T5604] qnx6_fill_super+0x174/0x1380 [ 100.051060][ T5604] ? sb_set_blocksize+0x11b/0x210 [ 100.056115][ T5604] ? setup_bdev_super+0x586/0x680 [ 100.061180][ T5604] get_tree_bdev_flags+0x430/0x4f0 [ 100.066325][ T5604] ? __pfx_qnx6_fill_super+0x10/0x10 [ 100.071642][ T5604] ? __pfx_get_tree_bdev_flags+0x10/0x10 [ 100.077314][ T5604] ? safesetid_security_capable+0xa9/0x1a0 [ 100.083173][ T5604] vfs_get_tree+0x92/0x2a0 [ 100.087668][ T5604] do_new_mount+0x325/0xb00 [ 100.092211][ T5604] ? cap_capable+0x123/0x460 [ 100.096838][ T5604] ? __pfx_do_new_mount+0x10/0x10 [ 100.102137][ T5604] ? ns_capable+0x89/0xe0 [ 100.106545][ T5604] ? path_mount+0x647/0x1050 [ 100.111468][ T5604] ? user_path_at+0xd4/0x160 [ 100.116121][ T5604] __se_sys_mount+0x31d/0x420 [ 100.120859][ T5604] ? __pfx___se_sys_mount+0x10/0x10 [ 100.126103][ T5604] ? __x64_sys_mount+0x20/0xc0 [ 100.130913][ T5604] do_syscall_64+0x166/0x520 [ 100.135570][ T5604] ? trace_irq_disable+0x3b/0x140 [ 100.140640][ T5604] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 100.146749][ T5604] ? clear_bhb_loop+0x70/0xc0 [ 100.151465][ T5604] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 100.157402][ T5604] RIP: 0033:0x7f271ea27509 [ 100.161869][ T5604] 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 [ 100.181511][ T5604] RSP: 002b:00007ffc40ee8868 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 100.189957][ T5604] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f271ea27509 [ 100.197954][ T5604] RDX: 0000200000000100 RSI: 0000200000000080 RDI: 0000200000000040 [ 100.205967][ T5604] RBP: 0000000000000001 R08: 00002000000000c0 R09: 0000000000000006 [ 100.213966][ T5604] R10: 0000000000008000 R11: 0000000000000246 R12: 00007ffc40ee89d8 [ 100.221972][ T5604] R13: 431bde82d7b634db R14: 00007f271eabac40 R15: 0000000000000002 [ 100.230229][ T5604] [ 100.233325][ T5604] Modules linked in: [ 100.237343][ T5604] ---[ end trace 0000000000000000 ]--- [ 100.243058][ T5604] RIP: 0010:qnx6_mmi_fill_super+0x228/0x870 [ 100.243204][ T5604] Code: 89 e0 48 c1 e8 03 42 0f b6 04 28 84 c0 4d 89 ef 0f 85 93 05 00 00 85 db 41 8b 04 24 89 c6 0f ce 0f 44 f0 b8 00 10 00 00 31 d2 f6 41 89 c4 4c 89 f7 e8 bb ed 5c 01 89 c3 31 ff 89 c6 e8 10 7f [ 100.243222][ T5604] RSP: 0018:ffffc90004c5fa78 EFLAGS: 00010246 [ 100.243241][ T5604] RAX: 0000000000001000 RBX: 0000000000000000 RCX: ffff888027148000 [ 100.243256][ T5604] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 100.243269][ T5604] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 [ 100.243281][ T5604] R10: dffffc0000000000 R11: ffffed1008d0b225 R12: ffff88801242b028 [ 100.243298][ T5604] R13: dffffc0000000000 R14: ffff888035b14000 R15: dffffc0000000000 [ 100.243316][ T5604] FS: 00005555609fd400(0000) GS:ffff8881249b9000(0000) knlGS:0000000000000000 [ 100.243336][ T5604] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 100.243352][ T5604] CR2: 00005563c0c0c000 CR3: 000000003d24c000 CR4: 00000000003526f0 [ 100.243376][ T5604] Kernel panic - not syncing: Fatal exception [ 100.344973][ T5604] Kernel Offset: disabled [ 100.349326][ T5604] Rebooting in 86400 seconds..