./strace-static-x86_64 -e \!wait4,clock_nanosleep,nanosleep -s 100 -x -f ./syz-executor1268932786
<...>
Warning: Permanently added '10.128.0.140' (ED25519) to the list of known hosts.
execve("./syz-executor1268932786", ["./syz-executor1268932786"], 0x7fff6274c560 /* 10 vars */) = 0
brk(NULL) = 0x55555bdc3000
brk(0x55555bdc3d00) = 0x55555bdc3d00
arch_prctl(ARCH_SET_FS, 0x55555bdc3380) = 0
set_tid_address(0x55555bdc3650) = 5828
set_robust_list(0x55555bdc3660, 24) = 0
rseq(0x55555bdc3ca0, 0x20, 0, 0x53053053) = 0
prlimit64(0, RLIMIT_STACK, NULL, {rlim_cur=8192*1024, rlim_max=RLIM64_INFINITY}) = 0
readlink("/proc/self/exe", "/root/syz-executor1268932786", 4096) = 28
getrandom("\xb3\x3d\xe2\x09\x6e\x86\xe2\xf7", 8, GRND_NONBLOCK) = 8
brk(NULL) = 0x55555bdc3d00
brk(0x55555bde4d00) = 0x55555bde4d00
brk(0x55555bde5000) = 0x55555bde5000
mprotect(0x7fc6f778e000, 16384, 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
openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3
ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address)
close(3) = 0
clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5830 attached
, child_tidptr=0x55555bdc3650) = 5830
[pid 5830] set_robust_list(0x55555bdc3660, 24) = 0
[pid 5830] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 5830] setpgid(0, 0) = 0
[pid 5830] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 5830] write(3, "1000", 4) = 4
[pid 5830] close(3executing program
) = 0
[pid 5830] write(1, "executing program\n", 18) = 18
[pid 5830] openat(AT_FDCWD, "/dev/zero", O_RDONLY) = 3
[pid 5830] read(3, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 8224) = 8224
[pid 5830] memfd_create("syzkaller", 0) = 4
[pid 5830] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7fc6ef200000
[pid 5830] write(4, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 8192) = 8192
[pid 5830] munmap(0x7fc6ef200000, 138412032) = 0
[pid 5830] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 5
[pid 5830] ioctl(5, LOOP_SET_FD, 4) = 0
[pid 5830] close(4) = 0
[pid 5830] close(5) = 0
[pid 5830] mkdir("./bus", 0777) = 0
[ 90.639994][ T5830] loop0: detected capacity change from 0 to 16
[pid 5830] mount("/dev/loop0", "./bus", "erofs", 0, "") = 0
[pid 5830] openat(AT_FDCWD, "./bus", O_RDONLY|O_DIRECTORY) = 4
[pid 5830] chdir("./bus") = 0
[pid 5830] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = -1 EBUSY (Device or resource busy)
[pid 5830] openat(AT_FDCWD, ".", O_RDONLY) = 5
[ 90.691744][ T5830] erofs (device loop0): EXPERIMENTAL EROFS subpage compressed block support in use. Use at your own risk!
[ 90.703808][ T5830] erofs (device loop0): mounted with root inode @ nid 36.
[ 90.731620][ T5830] ------------[ cut here ]------------
[ 90.737129][ T5830] WARNING: CPU: 0 PID: 5830 at fs/iomap/iter.c:33 iomap_iter+0x87c/0xdf0
[ 90.745955][ T5830] Modules linked in:
[ 90.750682][ T5830] CPU: 0 UID: 0 PID: 5830 Comm: syz-executor126 Not tainted 6.16.0-rc1-syzkaller-00157-g02adc1490e6d #0 PREEMPT(full)
[ 90.763323][ T5830] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025
[ 90.773532][ T5830] RIP: 0010:iomap_iter+0x87c/0xdf0
[ 90.778681][ T5830] Code: cc cc cc e8 b6 1a 6e ff 90 0f 0b 90 e9 31 f8 ff ff e8 a8 1a 6e ff 90 0f 0b 90 bd fb ff ff ff e9 ad fb ff ff e8 95 1a 6e ff 90 <0f> 0b 90 e9 22 fd ff ff e8 87 1a 6e ff 90 0f 0b 90 e9 53 fd ff ff
[ 90.798405][ T5830] RSP: 0018:ffffc900041af808 EFLAGS: 00010293
[ 90.804537][ T5830] RAX: ffffffff825233ab RBX: ffffc900041af920 RCX: ffff888034c9bc00
[ 90.812592][ T5830] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000074
[ 90.820642][ T5830] RBP: 1ffff92000835f2a R08: ffffea0001d962f7 R09: 1ffffd40003b2c5e
[ 90.828642][ T5830] R10: dffffc0000000000 R11: fffff940003b2c5f R12: 0000000000000074
[ 90.836668][ T5830] R13: 0000000000000000 R14: ffffc900041af950 R15: 1ffff92000835f25
[ 90.844689][ T5830] FS: 000055555bdc3380(0000) GS:ffff888125c84000(0000) knlGS:0000000000000000
[ 90.853687][ T5830] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 90.860340][ T5830] CR2: 000055fee20c9110 CR3: 000000007d7bc000 CR4: 00000000003526f0
[ 90.868344][ T5830] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 90.876390][ T5830] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 90.884424][ T5830] Call Trace:
[ 90.887764][ T5830]
[ 90.890753][ T5830] iomap_fiemap+0x117/0x530
[ 90.895275][ T5830] ? __pfx_iomap_fiemap+0x10/0x10
[ 90.900405][ T5830] ? __lock_acquire+0xab9/0xd20
[ 90.905317][ T5830] do_vfs_ioctl+0x16d3/0x1990
[ 90.910079][ T5830] ? __pfx_do_vfs_ioctl+0x10/0x10
[ 90.915141][ T5830] ? kasan_quarantine_put+0xdd/0x220
[ 90.920495][ T5830] ? tomoyo_path_number_perm+0x1bc/0x5a0
[ 90.926250][ T5830] ? tomoyo_path_number_perm+0x1bc/0x5a0
[ 90.931940][ T5830] ? tomoyo_path_number_perm+0x4e2/0x5a0
[ 90.937611][ T5830] ? tomoyo_path_number_perm+0x1bc/0x5a0
[ 90.943301][ T5830] ? __pfx_tomoyo_path_number_perm+0x10/0x10
[ 90.949327][ T5830] ? smack_log+0xef/0x3f0
[ 90.953739][ T5830] ? __pfx_smack_log+0x10/0x10
[ 90.958547][ T5830] ? smk_access+0x14c/0x4e0
[ 90.963110][ T5830] ? smk_tskacc+0x2fc/0x370
[ 90.967646][ T5830] ? smack_file_ioctl+0x2a9/0x340
[ 90.972734][ T5830] ? __pfx_smack_file_ioctl+0x10/0x10
[ 90.978156][ T5830] ? bpf_lsm_file_ioctl+0x9/0x20
[ 90.983166][ T5830] __se_sys_ioctl+0x82/0x170
[ 90.987794][ T5830] do_syscall_64+0xfa/0x3b0
[ 90.992374][ T5830] ? lockdep_hardirqs_on+0x9c/0x150
[ 90.997632][ T5830] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 91.003771][ T5830] ? clear_bhb_loop+0x60/0xb0
[ 91.008492][ T5830] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 91.014474][ T5830] RIP: 0033:0x7fc6f7719e59
[ 91.018930][ T5830] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 f1 17 00 00 90 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 b8 ff ff ff f7 d8 64 89 01 48
[ 91.038610][ T5830] RSP: 002b:00007ffd9bff02b8 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
[ 91.047081][ T5830] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fc6f7719e59
[ 91.055195][ T5830] RDX: 0000200000000580 RSI: 00000000c020660b RDI: 0000000000000005
[ 91.063213][ T5830] RBP: 00007fc6f778e5f0 R08: 000055555bdc44c0 R09: 000055555bdc44c0
[ 91.071239][ T5830] R10: 00000000000001ca R11: 0000000000000246 R12: 00007ffd9bff02e0
[ 91.079239][ T5830] R13: 00007ffd9bff0508 R14: 431bde82d7b634db R15: 00007fc6f776303b
[ 91.087291][ T5830]
[ 91.090360][ T5830] Kernel panic - not syncing: kernel: panic_on_warn set ...
[ 91.097671][ T5830] CPU: 0 UID: 0 PID: 5830 Comm: syz-executor126 Not tainted 6.16.0-rc1-syzkaller-00157-g02adc1490e6d #0 PREEMPT(full)
[ 91.110093][ T5830] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025
[ 91.120159][ T5830] Call Trace:
[ 91.123455][ T5830]
[ 91.126404][ T5830] dump_stack_lvl+0x99/0x250
[ 91.131024][ T5830] ? __asan_memcpy+0x40/0x70
[ 91.135640][ T5830] ? __pfx_dump_stack_lvl+0x10/0x10
[ 91.140859][ T5830] ? __pfx__printk+0x10/0x10
[ 91.145476][ T5830] panic+0x2db/0x790
[ 91.149396][ T5830] ? __pfx_panic+0x10/0x10
[ 91.153832][ T5830] ? show_trace_log_lvl+0x4fb/0x550
[ 91.159066][ T5830] __warn+0x31b/0x4b0
[ 91.163069][ T5830] ? iomap_iter+0x87c/0xdf0
[ 91.167672][ T5830] ? iomap_iter+0x87c/0xdf0
[ 91.172181][ T5830] report_bug+0x2be/0x4f0
[ 91.176526][ T5830] ? iomap_iter+0x87c/0xdf0
[ 91.181040][ T5830] ? iomap_iter+0x87c/0xdf0
[ 91.185639][ T5830] ? iomap_iter+0x87e/0xdf0
[ 91.190154][ T5830] handle_bug+0x84/0x160
[ 91.194410][ T5830] exc_invalid_op+0x1a/0x50
[ 91.198926][ T5830] asm_exc_invalid_op+0x1a/0x20
[ 91.203791][ T5830] RIP: 0010:iomap_iter+0x87c/0xdf0
[ 91.208910][ T5830] Code: cc cc cc e8 b6 1a 6e ff 90 0f 0b 90 e9 31 f8 ff ff e8 a8 1a 6e ff 90 0f 0b 90 bd fb ff ff ff e9 ad fb ff ff e8 95 1a 6e ff 90 <0f> 0b 90 e9 22 fd ff ff e8 87 1a 6e ff 90 0f 0b 90 e9 53 fd ff ff
[ 91.228560][ T5830] RSP: 0018:ffffc900041af808 EFLAGS: 00010293
[ 91.234640][ T5830] RAX: ffffffff825233ab RBX: ffffc900041af920 RCX: ffff888034c9bc00
[ 91.242624][ T5830] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000074
[ 91.250610][ T5830] RBP: 1ffff92000835f2a R08: ffffea0001d962f7 R09: 1ffffd40003b2c5e
[ 91.258587][ T5830] R10: dffffc0000000000 R11: fffff940003b2c5f R12: 0000000000000074
[ 91.266567][ T5830] R13: 0000000000000000 R14: ffffc900041af950 R15: 1ffff92000835f25
[ 91.274554][ T5830] ? iomap_iter+0x87b/0xdf0
[ 91.279076][ T5830] ? iomap_iter+0x87b/0xdf0
[ 91.283597][ T5830] iomap_fiemap+0x117/0x530
[ 91.288120][ T5830] ? __pfx_iomap_fiemap+0x10/0x10
[ 91.293161][ T5830] ? __lock_acquire+0xab9/0xd20
[ 91.298053][ T5830] do_vfs_ioctl+0x16d3/0x1990
[ 91.302743][ T5830] ? __pfx_do_vfs_ioctl+0x10/0x10
[ 91.307780][ T5830] ? kasan_quarantine_put+0xdd/0x220
[ 91.313081][ T5830] ? tomoyo_path_number_perm+0x1bc/0x5a0
[ 91.318750][ T5830] ? tomoyo_path_number_perm+0x1bc/0x5a0
[ 91.324398][ T5830] ? tomoyo_path_number_perm+0x4e2/0x5a0
[ 91.330045][ T5830] ? tomoyo_path_number_perm+0x1bc/0x5a0
[ 91.335694][ T5830] ? __pfx_tomoyo_path_number_perm+0x10/0x10
[ 91.341693][ T5830] ? smack_log+0xef/0x3f0
[ 91.346038][ T5830] ? __pfx_smack_log+0x10/0x10
[ 91.350814][ T5830] ? smk_access+0x14c/0x4e0
[ 91.355330][ T5830] ? smk_tskacc+0x2fc/0x370
[ 91.359846][ T5830] ? smack_file_ioctl+0x2a9/0x340
[ 91.364885][ T5830] ? __pfx_smack_file_ioctl+0x10/0x10
[ 91.370286][ T5830] ? bpf_lsm_file_ioctl+0x9/0x20
[ 91.375252][ T5830] __se_sys_ioctl+0x82/0x170
[ 91.379859][ T5830] do_syscall_64+0xfa/0x3b0
[ 91.384371][ T5830] ? lockdep_hardirqs_on+0x9c/0x150
[ 91.389595][ T5830] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 91.395681][ T5830] ? clear_bhb_loop+0x60/0xb0
[ 91.400393][ T5830] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 91.406301][ T5830] RIP: 0033:0x7fc6f7719e59
[ 91.410735][ T5830] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 f1 17 00 00 90 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 b8 ff ff ff f7 d8 64 89 01 48
[ 91.430353][ T5830] RSP: 002b:00007ffd9bff02b8 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
[ 91.438784][ T5830] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fc6f7719e59
[ 91.446766][ T5830] RDX: 0000200000000580 RSI: 00000000c020660b RDI: 0000000000000005
[ 91.454750][ T5830] RBP: 00007fc6f778e5f0 R08: 000055555bdc44c0 R09: 000055555bdc44c0
[ 91.462748][ T5830] R10: 00000000000001ca R11: 0000000000000246 R12: 00007ffd9bff02e0
[ 91.470732][ T5830] R13: 00007ffd9bff0508 R14: 431bde82d7b634db R15: 00007fc6f776303b
[ 91.478818][ T5830]
[ 91.482149][ T5830] Kernel Offset: disabled
[ 91.486485][ T5830] Rebooting in 86400 seconds..