./strace-static-x86_64 -e \!wait4,clock_nanosleep,nanosleep -s 100 -x -f ./syz-executor3907143459
<...>
Warning: Permanently added '10.128.10.19' (ED25519) to the list of known hosts.
execve("./syz-executor3907143459", ["./syz-executor3907143459"], 0x7ffe74671960 /* 10 vars */) = 0
brk(NULL) = 0x55558ce61000
brk(0x55558ce61d00) = 0x55558ce61d00
arch_prctl(ARCH_SET_FS, 0x55558ce61380) = 0
set_tid_address(0x55558ce61650) = 5832
set_robust_list(0x55558ce61660, 24) = 0
rseq(0x55558ce61ca0, 0x20, 0, 0x53053053) = 0
prlimit64(0, RLIMIT_STACK, NULL, {rlim_cur=8192*1024, rlim_max=RLIM64_INFINITY}) = 0
readlink("/proc/self/exe", "/root/syz-executor3907143459", 4096) = 28
getrandom("\x60\x4d\x79\x12\x3f\x1c\xf8\x97", 8, GRND_NONBLOCK) = 8
brk(NULL) = 0x55558ce61d00
brk(0x55558ce82d00) = 0x55558ce82d00
brk(0x55558ce83000) = 0x55558ce83000
mprotect(0x7fd5e33d5000, 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
write(1, "executing program\n", 18executing program
) = 18
memfd_create("syzkaller", 0) = 3
mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7fd5dae00000
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
munmap(0x7fd5dae00000, 138412032) = 0
openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 4
ioctl(4, LOOP_SET_FD, 3) = 0
close(3) = 0
close(4) = 0
mkdir("./file0", 0777) = 0
[ 58.504333][ T5832] loop0: detected capacity change from 0 to 2048
mount("/dev/loop0", "./file0", "udf", MS_DIRSYNC|MS_REC, "lastblock=00000000000000000000,umask=00000000000000000000002,dmode=00000000000000000077777,novrs,sho"...) = 0
openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY) = 3
chdir("./file0") = 0
openat(AT_FDCWD, "/dev/loop0", O_RDWR) = -1 EBUSY (Device or resource busy)
mkdir("./control", 000) = 0
open("./control/file0", O_RDONLY|O_CREAT|O_CLOEXEC, 040) = 4
unlink("./control/file0") = 0
rmdir("./control") = 0
[ 58.558804][ T5832] UDF-fs: INFO Mounting volume 'LiuxUDF', timestamp 2022/11/22 14:59 (1000)
[ 58.581040][ T5832] ------------[ cut here ]------------
[ 58.586730][ T5832] WARNING: CPU: 0 PID: 5832 at fs/inode.c:407 drop_nlink+0xc4/0x110
[ 58.595042][ T5832] Modules linked in:
[ 58.598994][ T5832] CPU: 0 UID: 0 PID: 5832 Comm: syz-executor390 Not tainted 6.12.0-syzkaller-07749-g28eb75e178d3 #0
[ 58.609833][ T5832] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/30/2024
[ 58.619934][ T5832] RIP: 0010:drop_nlink+0xc4/0x110
[ 58.625021][ T5832] Code: bb 70 07 00 00 be 08 00 00 00 e8 f7 d7 e5 ff f0 48 ff 83 70 07 00 00 5b 41 5c 41 5e 41 5f 5d c3 cc cc cc cc e8 ad 44 7e ff 90 <0f> 0b 90 eb 83 44 89 e1 80 e1 07 80 c1 03 38 c1 0f 8c 5c ff ff ff
[ 58.644709][ T5832] RSP: 0018:ffffc9000392f610 EFLAGS: 00010293
[ 58.650801][ T5832] RAX: ffffffff82170783 RBX: 1ffff1100f1241cc RCX: ffff8880119d9e00
[ 58.658815][ T5832] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000
[ 58.666824][ T5832] RBP: 0000000000000000 R08: ffffffff82170703 R09: 1ffffffff20391a6
[ 58.674849][ T5832] R10: dffffc0000000000 R11: fffffbfff20391a7 R12: ffff888078920e60
[ 58.682851][ T5832] R13: ffffc9000392f7d0 R14: ffff888078920e18 R15: dffffc0000000000
[ 58.690839][ T5832] FS: 000055558ce61380(0000) GS:ffff8880b8600000(0000) knlGS:0000000000000000
[ 58.699805][ T5832] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 58.706429][ T5832] CR2: 000055c5a5ea6de8 CR3: 000000007dd12000 CR4: 00000000003526f0
[ 58.714453][ T5832] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 58.722464][ T5832] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 58.730515][ T5832] Call Trace:
[ 58.733847][ T5832]
[ 58.736817][ T5832] ? __warn+0x168/0x4e0
[ 58.741001][ T5832] ? drop_nlink+0xc4/0x110
[ 58.745470][ T5832] ? report_bug+0x2b3/0x500
[ 58.749995][ T5832] ? drop_nlink+0xc4/0x110
[ 58.754473][ T5832] ? handle_bug+0x60/0x90
[ 58.758818][ T5832] ? exc_invalid_op+0x1a/0x50
[ 58.763538][ T5832] ? asm_exc_invalid_op+0x1a/0x20
[ 58.768577][ T5832] ? drop_nlink+0x43/0x110
[ 58.773093][ T5832] ? drop_nlink+0xc3/0x110
[ 58.777530][ T5832] ? drop_nlink+0xc4/0x110
[ 58.781951][ T5832] udf_rename+0x969/0xe10
[ 58.786355][ T5832] ? __pfx_udf_rename+0x10/0x10
[ 58.791220][ T5832] ? __lock_acquire+0x1397/0x2100
[ 58.796318][ T5832] ? __pfx___might_resched+0x10/0x10
[ 58.801632][ T5832] ? down_write+0x18c/0x220
[ 58.806170][ T5832] ? __pfx_down_write+0x10/0x10
[ 58.811035][ T5832] ? do_raw_spin_unlock+0x13c/0x8b0
[ 58.816271][ T5832] ? __asan_memcpy+0x40/0x70
[ 58.820877][ T5832] ? __pfx_udf_rename+0x10/0x10
[ 58.825794][ T5832] vfs_rename+0xbdb/0xf00
[ 58.830146][ T5832] ? __pfx_vfs_rename+0x10/0x10
[ 58.835031][ T5832] ? _raw_spin_unlock+0x28/0x50
[ 58.839895][ T5832] ? bpf_lsm_path_rename+0x9/0x10
[ 58.844987][ T5832] do_renameat2+0xd94/0x13f0
[ 58.849631][ T5832] ? __pfx_do_renameat2+0x10/0x10
[ 58.854726][ T5832] ? strncpy_from_user+0x13a/0x260
[ 58.859872][ T5832] ? getname_flags+0x1e3/0x540
[ 58.864694][ T5832] __x64_sys_rename+0x82/0x90
[ 58.869390][ T5832] do_syscall_64+0xf3/0x230
[ 58.873940][ T5832] ? clear_bhb_loop+0x35/0x90
[ 58.878636][ T5832] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 58.884612][ T5832] RIP: 0033:0x7fd5e3361a39
[ 58.889055][ T5832] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 61 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
[ 58.908726][ T5832] RSP: 002b:00007ffd0d027688 EFLAGS: 00000246 ORIG_RAX: 0000000000000052
[ 58.917213][ T5832] RAX: ffffffffffffffda RBX: 6f72746e6f632f2e RCX: 00007fd5e3361a39
[ 58.925226][ T5832] RDX: 000000000000006c RSI: 0000000020000100 RDI: 00000000200000c0
[ 58.933304][ T5832] RBP: 0030656c69662f2e R08: 0000000000000000 R09: 0000000000000000
[ 58.941278][ T5832] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001
[ 58.949308][ T5832] R13: 00007ffd0d027868 R14: 0000000000000001 R15: 0000000000000001
[ 58.957329][ T5832]
[ 58.960349][ T5832] Kernel panic - not syncing: kernel: panic_on_warn set ...
[ 58.967620][ T5832] CPU: 0 UID: 0 PID: 5832 Comm: syz-executor390 Not tainted 6.12.0-syzkaller-07749-g28eb75e178d3 #0
[ 58.978377][ T5832] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/30/2024
[ 58.988430][ T5832] Call Trace:
[ 58.991705][ T5832]
[ 58.994636][ T5832] dump_stack_lvl+0x241/0x360
[ 58.999325][ T5832] ? __pfx_dump_stack_lvl+0x10/0x10
[ 59.004520][ T5832] ? __pfx__printk+0x10/0x10
[ 59.009105][ T5832] ? _printk+0xd5/0x120
[ 59.013269][ T5832] ? __init_begin+0x41000/0x41000
[ 59.018316][ T5832] ? vscnprintf+0x5d/0x90
[ 59.022667][ T5832] panic+0x349/0x880
[ 59.026605][ T5832] ? __warn+0x177/0x4e0
[ 59.030771][ T5832] ? __pfx_panic+0x10/0x10
[ 59.035207][ T5832] ? show_trace_log_lvl+0x3b2/0x410
[ 59.040436][ T5832] __warn+0x34b/0x4e0
[ 59.044425][ T5832] ? drop_nlink+0xc4/0x110
[ 59.048848][ T5832] report_bug+0x2b3/0x500
[ 59.053180][ T5832] ? drop_nlink+0xc4/0x110
[ 59.057601][ T5832] handle_bug+0x60/0x90
[ 59.061755][ T5832] exc_invalid_op+0x1a/0x50
[ 59.066256][ T5832] asm_exc_invalid_op+0x1a/0x20
[ 59.071106][ T5832] RIP: 0010:drop_nlink+0xc4/0x110
[ 59.076136][ T5832] Code: bb 70 07 00 00 be 08 00 00 00 e8 f7 d7 e5 ff f0 48 ff 83 70 07 00 00 5b 41 5c 41 5e 41 5f 5d c3 cc cc cc cc e8 ad 44 7e ff 90 <0f> 0b 90 eb 83 44 89 e1 80 e1 07 80 c1 03 38 c1 0f 8c 5c ff ff ff
[ 59.095768][ T5832] RSP: 0018:ffffc9000392f610 EFLAGS: 00010293
[ 59.101837][ T5832] RAX: ffffffff82170783 RBX: 1ffff1100f1241cc RCX: ffff8880119d9e00
[ 59.109808][ T5832] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000
[ 59.117787][ T5832] RBP: 0000000000000000 R08: ffffffff82170703 R09: 1ffffffff20391a6
[ 59.125776][ T5832] R10: dffffc0000000000 R11: fffffbfff20391a7 R12: ffff888078920e60
[ 59.133757][ T5832] R13: ffffc9000392f7d0 R14: ffff888078920e18 R15: dffffc0000000000
[ 59.141735][ T5832] ? drop_nlink+0x43/0x110
[ 59.146156][ T5832] ? drop_nlink+0xc3/0x110
[ 59.150579][ T5832] udf_rename+0x969/0xe10
[ 59.154923][ T5832] ? __pfx_udf_rename+0x10/0x10
[ 59.159784][ T5832] ? __lock_acquire+0x1397/0x2100
[ 59.164828][ T5832] ? __pfx___might_resched+0x10/0x10
[ 59.170128][ T5832] ? down_write+0x18c/0x220
[ 59.174630][ T5832] ? __pfx_down_write+0x10/0x10
[ 59.179478][ T5832] ? do_raw_spin_unlock+0x13c/0x8b0
[ 59.184675][ T5832] ? __asan_memcpy+0x40/0x70
[ 59.189287][ T5832] ? __pfx_udf_rename+0x10/0x10
[ 59.194148][ T5832] vfs_rename+0xbdb/0xf00
[ 59.198518][ T5832] ? __pfx_vfs_rename+0x10/0x10
[ 59.203375][ T5832] ? _raw_spin_unlock+0x28/0x50
[ 59.208235][ T5832] ? bpf_lsm_path_rename+0x9/0x10
[ 59.213268][ T5832] do_renameat2+0xd94/0x13f0
[ 59.217879][ T5832] ? __pfx_do_renameat2+0x10/0x10
[ 59.222939][ T5832] ? strncpy_from_user+0x13a/0x260
[ 59.228075][ T5832] ? getname_flags+0x1e3/0x540
[ 59.232848][ T5832] __x64_sys_rename+0x82/0x90
[ 59.237537][ T5832] do_syscall_64+0xf3/0x230
[ 59.242050][ T5832] ? clear_bhb_loop+0x35/0x90
[ 59.246757][ T5832] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 59.252660][ T5832] RIP: 0033:0x7fd5e3361a39
[ 59.257085][ T5832] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 61 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
[ 59.276714][ T5832] RSP: 002b:00007ffd0d027688 EFLAGS: 00000246 ORIG_RAX: 0000000000000052
[ 59.285137][ T5832] RAX: ffffffffffffffda RBX: 6f72746e6f632f2e RCX: 00007fd5e3361a39
[ 59.293122][ T5832] RDX: 000000000000006c RSI: 0000000020000100 RDI: 00000000200000c0
[ 59.301090][ T5832] RBP: 0030656c69662f2e R08: 0000000000000000 R09: 0000000000000000
[ 59.309061][ T5832] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001
[ 59.317030][ T5832] R13: 00007ffd0d027868 R14: 0000000000000001 R15: 0000000000000001
[ 59.325008][ T5832]
[ 59.328155][ T5832] Kernel Offset: disabled
[ 59.332519][ T5832] Rebooting in 86400 seconds..