./strace-static-x86_64 -e \!wait4,clock_nanosleep,nanosleep -s 100 -x -f ./syz-executor966369372
<...>
Warning: Permanently added '10.128.1.80' (ED25519) to the list of known hosts.
execve("./syz-executor966369372", ["./syz-executor966369372"], 0x7ffddb261c80 /* 10 vars */) = 0
brk(NULL) = 0x55557aa88000
brk(0x55557aa88d00) = 0x55557aa88d00
arch_prctl(ARCH_SET_FS, 0x55557aa88380) = 0
set_tid_address(0x55557aa88650) = 5104
set_robust_list(0x55557aa88660, 24) = 0
rseq(0x55557aa88ca0, 0x20, 0, 0x53053053) = 0
prlimit64(0, RLIMIT_STACK, NULL, {rlim_cur=8192*1024, rlim_max=RLIM64_INFINITY}) = 0
readlink("/proc/self/exe", "/root/syz-executor966369372", 4096) = 27
getrandom("\x60\xa9\xc4\x9a\x1d\x94\xb4\x44", 8, GRND_NONBLOCK) = 8
brk(NULL) = 0x55557aa88d00
brk(0x55557aaa9d00) = 0x55557aaa9d00
brk(0x55557aaaa000) = 0x55557aaaa000
mprotect(0x7f3570be8000, 16384, PROT_READ) = 0
mmap(0x1ffff000, 4096, PROT_NONE, MAP_PRIVATE|MAP_FIXED|MAP_ANONYMOUS, -1, 0) = 0x1ffff000
mmap(0x20000000, 16777216, PROT_READ|PROT_WRITE|PROT_EXEC, MAP_PRIVATE|MAP_FIXED|MAP_ANONYMOUS, -1, 0) = 0x20000000
mmap(0x21000000, 4096, PROT_NONE, MAP_PRIVATE|MAP_FIXED|MAP_ANONYMOUS, -1, 0) = 0x21000000
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, child_tidptr=0x55557aa88650) = 5105
./strace-static-x86_64: Process 5105 attached
[pid 5105] set_robust_list(0x55557aa88660, 24) = 0
[pid 5105] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 5105] setpgid(0, 0) = 0
[pid 5105] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 5105] write(3, "1000", 4) = 4
[pid 5105] close(3) = 0
executing program
[pid 5105] write(1, "executing program\n", 18) = 18
[pid 5105] memfd_create("syzkaller", 0) = 3
[pid 5105] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f3568600000
[pid 5105] write(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"..., 1048576) = 1048576
[pid 5105] munmap(0x7f3568600000, 138412032) = 0
[pid 5105] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 4
[pid 5105] ioctl(4, LOOP_SET_FD, 3) = 0
[pid 5105] close(3) = 0
[pid 5105] close(4) = 0
[pid 5105] mkdir("./file1", 0777) = 0
[pid 5105] mount("/dev/loop0", "./file1", "udf", MS_SYNCHRONOUS|MS_LAZYTIME, "") = 0
[pid 5105] openat(AT_FDCWD, "./file1", O_RDONLY|O_DIRECTORY) = 3
[pid 5105] chdir("./file1") = 0
[pid 5105] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = -1 EBUSY (Device or resource busy)
[pid 5105] setrlimit(RLIMIT_FSIZE, {rlim_cur=RLIM64_INFINITY, rlim_max=RLIM64_INFINITY}) = 0
[pid 5105] open("./bus", O_RDWR|O_CREAT|O_NOCTTY|O_NONBLOCK|O_LARGEFILE|O_NOATIME|O_CLOEXEC|FASYNC, 000) = 4
[ 79.700041][ T5105] loop0: detected capacity change from 0 to 2048
[ 79.736481][ T5105] UDF-fs: INFO Mounting volume 'LiuxUDF', timestamp 2022/11/22 14:59 (1000)
[ 79.760516][ T5105] ------------[ cut here ]------------
[ 79.766586][ T5105] WARNING: CPU: 0 PID: 5105 at fs/udf/inode.c:2047 __udf_add_aext+0x555/0x700
[ 79.766638][ T5105] Modules linked in:
[ 79.766660][ T5105] CPU: 0 UID: 0 PID: 5105 Comm: syz-executor966 Not tainted 6.10.0-next-20240719-syzkaller #0
[ 79.766677][ T5105] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/27/2024
[ 79.766689][ T5105] RIP: 0010:__udf_add_aext+0x555/0x700
[ 79.766714][ T5105] Code: cc dd fe 49 8b 3c 24 4c 89 fe e8 76 7b 00 ff 31 c0 48 83 c4 30 5b 41 5c 41 5d 41 5e 41 5f 5d c3 cc cc cc cc e8 3c 5f 76 fe 90 <0f> 0b 90 e9 e7 fb ff ff e8 2e 5f 76 fe 90 0f 0b 90 e9 54 fc ff ff
[ 79.766732][ T5105] RSP: 0018:ffffc9000329f798 EFLAGS: 00010293
[ 79.766745][ T5105] RAX: ffffffff831d79d4 RBX: 1ffff92000653f71 RCX: ffff888026b7bc00
[ 79.766757][ T5105] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 00000000000001d0
[ 79.766766][ T5105] RBP: 00000000000001d0 R08: ffffffff831d75b6 R09: ffffffff831d74e6
[ 79.766777][ T5105] R10: 0000000000000002 R11: ffff888026b7bc00 R12: ffffc9000329fb80
[ 79.766788][ T5105] R13: 0000000000000000 R14: dffffc0000000000 R15: ffffc9000329fb88
[ 79.766799][ T5105] FS: 000055557aa88380(0000) GS:ffff8880b9400000(0000) knlGS:0000000000000000
[ 79.766812][ T5105] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 79.766823][ T5105] CR2: 00007f3570bec0f8 CR3: 000000007796a000 CR4: 00000000003506f0
[ 79.766835][ T5105] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 79.766844][ T5105] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 79.766854][ T5105] Call Trace:
[ 79.766861][ T5105]
[ 79.766868][ T5105] ? __warn+0x168/0x4e0
[ 79.766894][ T5105] ? __udf_add_aext+0x555/0x700
[ 79.766930][ T5105] ? report_bug+0x2b3/0x500
[ 79.766964][ T5105] ? __udf_add_aext+0x555/0x700
[ 79.767008][ T5105] ? handle_bug+0x3e/0x70
[ 79.767029][ T5105] ? exc_invalid_op+0x1a/0x50
[ 79.767052][ T5105] ? asm_exc_invalid_op+0x1a/0x20
[ 79.767086][ T5105] ? __udf_add_aext+0x66/0x700
[ 79.767117][ T5105] ? __udf_add_aext+0x136/0x700
[ 79.767147][ T5105] ? __udf_add_aext+0x554/0x700
[ 79.767183][ T5105] ? __udf_add_aext+0x555/0x700
[ 79.767218][ T5105] ? __udf_add_aext+0x554/0x700
[ 79.767260][ T5105] udf_setup_indirect_aext+0x763/0xa20
[ 79.767308][ T5105] ? __pfx_udf_setup_indirect_aext+0x10/0x10
[ 79.767346][ T5105] ? mark_buffer_dirty_inode+0x107/0x300
[ 79.767387][ T5105] ? __udf_add_aext+0x53a/0x700
[ 79.767422][ T5105] udf_do_extend_file+0x6f8/0x11e0
[ 79.767447][ T5105] ? udf_current_aext+0x56e/0x9e0
[ 79.767482][ T5105] ? __pfx_udf_do_extend_file+0x10/0x10
[ 79.767510][ T5105] ? inode_bmap+0x2d8/0x6d0
[ 79.767543][ T5105] udf_setsize+0xc34/0x1280
[ 79.767575][ T5105] ? __pfx_udf_setsize+0x10/0x10
[ 79.767610][ T5105] ? __pfx_down_write+0x10/0x10
[ 79.767634][ T5105] ? current_time+0x203/0x2b0
[ 79.767662][ T5105] udf_setattr+0x3c7/0x5d0
[ 79.767684][ T5105] ? __pfx_udf_setattr+0x10/0x10
[ 79.767707][ T5105] notify_change+0xb9d/0xe70
[ 79.767740][ T5105] do_ftruncate+0x46b/0x590
[ 79.767763][ T5105] ? lockdep_hardirqs_on+0x99/0x150
[ 79.767791][ T5105] ? __pfx_do_ftruncate+0x10/0x10
[ 79.767823][ T5105] ? __pfx_lockdep_hardirqs_on_prepare+0x10/0x10
[ 79.767854][ T5105] __x64_sys_ftruncate+0x95/0xf0
[ 79.767880][ T5105] do_syscall_64+0xf3/0x230
[ 79.767896][ T5105] ? clear_bhb_loop+0x35/0x90
[ 79.767919][ T5105] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 79.767938][ T5105] RIP: 0033:0x7f3570b73d99
[ 79.767959][ T5105] 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
[ 79.767971][ T5105] RSP: 002b:00007ffc2a5d15b8 EFLAGS: 00000246 ORIG_RAX: 000000000000004d
[ 79.767992][ T5105] RAX: ffffffffffffffda RBX: 00007f3570bbd095 RCX: 00007f3570b73d99
[ 79.768003][ T5105] RDX: 00007f3570b73d99 RSI: 0000008002007ffb RDI: 0000000000000004
[ 79.768014][ T5105] RBP: 00007f3570be85f0 R08: 000055557aa894c0 R09: 000055557aa894c0
[ 79.768024][ T5105] R10: 000055557aa894c0 R11: 0000000000000246 R12: 00007ffc2a5d15e0
[ 79.768035][ T5105] R13: 00007ffc2a5d1808 R14: 431bde82d7b634db R15: 00007f3570bbd03b
[ 79.768059][ T5105]
[ 79.768067][ T5105] Kernel panic - not syncing: kernel: panic_on_warn set ...
[ 80.176615][ T5105] CPU: 0 UID: 0 PID: 5105 Comm: syz-executor966 Not tainted 6.10.0-next-20240719-syzkaller #0
[ 80.186885][ T5105] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/27/2024
[ 80.196954][ T5105] Call Trace:
[ 80.200273][ T5105]
[ 80.203217][ T5105] dump_stack_lvl+0x241/0x360
[ 80.207917][ T5105] ? __pfx_dump_stack_lvl+0x10/0x10
[ 80.213140][ T5105] ? __pfx__printk+0x10/0x10
[ 80.217746][ T5105] ? _printk+0xd5/0x120
[ 80.221943][ T5105] ? vscnprintf+0x5d/0x90
[ 80.226551][ T5105] panic+0x349/0x870
[ 80.230482][ T5105] ? __warn+0x177/0x4e0
[ 80.234655][ T5105] ? __pfx_panic+0x10/0x10
[ 80.239087][ T5105] ? show_trace_log_lvl+0x4e6/0x520
[ 80.244342][ T5105] __warn+0x34b/0x4e0
[ 80.248512][ T5105] ? __udf_add_aext+0x555/0x700
[ 80.253475][ T5105] report_bug+0x2b3/0x500
[ 80.257828][ T5105] ? __udf_add_aext+0x555/0x700
[ 80.262728][ T5105] handle_bug+0x3e/0x70
[ 80.266896][ T5105] exc_invalid_op+0x1a/0x50
[ 80.271414][ T5105] asm_exc_invalid_op+0x1a/0x20
[ 80.276307][ T5105] RIP: 0010:__udf_add_aext+0x555/0x700
[ 80.281810][ T5105] Code: cc dd fe 49 8b 3c 24 4c 89 fe e8 76 7b 00 ff 31 c0 48 83 c4 30 5b 41 5c 41 5d 41 5e 41 5f 5d c3 cc cc cc cc e8 3c 5f 76 fe 90 <0f> 0b 90 e9 e7 fb ff ff e8 2e 5f 76 fe 90 0f 0b 90 e9 54 fc ff ff
[ 80.301438][ T5105] RSP: 0018:ffffc9000329f798 EFLAGS: 00010293
[ 80.307520][ T5105] RAX: ffffffff831d79d4 RBX: 1ffff92000653f71 RCX: ffff888026b7bc00
[ 80.315536][ T5105] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 00000000000001d0
[ 80.323608][ T5105] RBP: 00000000000001d0 R08: ffffffff831d75b6 R09: ffffffff831d74e6
[ 80.331628][ T5105] R10: 0000000000000002 R11: ffff888026b7bc00 R12: ffffc9000329fb80
[ 80.339706][ T5105] R13: 0000000000000000 R14: dffffc0000000000 R15: ffffc9000329fb88
[ 80.347705][ T5105] ? __udf_add_aext+0x66/0x700
[ 80.352493][ T5105] ? __udf_add_aext+0x136/0x700
[ 80.357372][ T5105] ? __udf_add_aext+0x554/0x700
[ 80.362249][ T5105] ? __udf_add_aext+0x554/0x700
[ 80.367147][ T5105] udf_setup_indirect_aext+0x763/0xa20
[ 80.372712][ T5105] ? __pfx_udf_setup_indirect_aext+0x10/0x10
[ 80.378725][ T5105] ? mark_buffer_dirty_inode+0x107/0x300
[ 80.384407][ T5105] ? __udf_add_aext+0x53a/0x700
[ 80.389304][ T5105] udf_do_extend_file+0x6f8/0x11e0
[ 80.394458][ T5105] ? udf_current_aext+0x56e/0x9e0
[ 80.399545][ T5105] ? __pfx_udf_do_extend_file+0x10/0x10
[ 80.405115][ T5105] ? inode_bmap+0x2d8/0x6d0
[ 80.409653][ T5105] udf_setsize+0xc34/0x1280
[ 80.414197][ T5105] ? __pfx_udf_setsize+0x10/0x10
[ 80.419170][ T5105] ? __pfx_down_write+0x10/0x10
[ 80.424040][ T5105] ? current_time+0x203/0x2b0
[ 80.428740][ T5105] udf_setattr+0x3c7/0x5d0
[ 80.433178][ T5105] ? __pfx_udf_setattr+0x10/0x10
[ 80.438136][ T5105] notify_change+0xb9d/0xe70
[ 80.442761][ T5105] do_ftruncate+0x46b/0x590
[ 80.447286][ T5105] ? lockdep_hardirqs_on+0x99/0x150
[ 80.452504][ T5105] ? __pfx_do_ftruncate+0x10/0x10
[ 80.457571][ T5105] ? __pfx_lockdep_hardirqs_on_prepare+0x10/0x10
[ 80.463926][ T5105] __x64_sys_ftruncate+0x95/0xf0
[ 80.468888][ T5105] do_syscall_64+0xf3/0x230
[ 80.473413][ T5105] ? clear_bhb_loop+0x35/0x90
[ 80.478106][ T5105] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 80.484016][ T5105] RIP: 0033:0x7f3570b73d99
[ 80.488439][ T5105] 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
[ 80.508173][ T5105] RSP: 002b:00007ffc2a5d15b8 EFLAGS: 00000246 ORIG_RAX: 000000000000004d
[ 80.516678][ T5105] RAX: ffffffffffffffda RBX: 00007f3570bbd095 RCX: 00007f3570b73d99
[ 80.524671][ T5105] RDX: 00007f3570b73d99 RSI: 0000008002007ffb RDI: 0000000000000004
[ 80.532663][ T5105] RBP: 00007f3570be85f0 R08: 000055557aa894c0 R09: 000055557aa894c0
[ 80.540664][ T5105] R10: 000055557aa894c0 R11: 0000000000000246 R12: 00007ffc2a5d15e0
[ 80.548652][ T5105] R13: 00007ffc2a5d1808 R14: 431bde82d7b634db R15: 00007f3570bbd03b
[ 80.556740][ T5105]
[ 80.560221][ T5105] Kernel Offset: disabled
[ 80.564649][ T5105] Rebooting in 86400 seconds..