./strace-static-x86_64 -e \!wait4,clock_nanosleep,nanosleep -s 100 -x -f ./syz-executor4240455481
<...>
Warning: Permanently added '10.128.0.125' (ED25519) to the list of known hosts.
execve("./syz-executor4240455481", ["./syz-executor4240455481"], 0x7ffd69918bf0 /* 10 vars */) = 0
brk(NULL) = 0x55555744f000
brk(0x55555744fd00) = 0x55555744fd00
arch_prctl(ARCH_SET_FS, 0x55555744f380) = 0
set_tid_address(0x55555744f650) = 5021
set_robust_list(0x55555744f660, 24) = 0
rseq(0x55555744fca0, 0x20, 0, 0x53053053) = 0
prlimit64(0, RLIMIT_STACK, NULL, {rlim_cur=8192*1024, rlim_max=RLIM64_INFINITY}) = 0
readlink("/proc/self/exe", "/root/syz-executor4240455481", 4096) = 28
getrandom("\x70\x2d\x03\x87\xbb\x8b\xf1\xb9", 8, GRND_NONBLOCK) = 8
brk(NULL) = 0x55555744fd00
brk(0x555557470d00) = 0x555557470d00
brk(0x555557471000) = 0x555557471000
mprotect(0x7f2572b57000, 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
memfd_create("syzkaller", 0) = 3
mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f256a69f000
[ 44.718016][ T5021] memfd_create() without MFD_EXEC nor MFD_NOEXEC_SEAL, pid=5021 'syz-executor424'
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"..., 32394836) = 32394836
munmap(0x7f256a69f000, 32394836) = 0
openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 4
ioctl(4, LOOP_SET_FD, 3) = 0
close(3) = 0
mkdir("./mnt", 0777) = 0
[ 44.919954][ T5021] loop0: detected capacity change from 0 to 63271
[ 44.930698][ T5021] F2FS-fs (loop0): Mismatch start address, segment0(512) cp_blkaddr(605)
[ 44.939241][ T5021] F2FS-fs (loop0): Can't find valid F2FS filesystem in 1th superblock
[ 44.948859][ T5021] F2FS-fs (loop0): invalid crc value
[ 44.956677][ T5021] F2FS-fs (loop0): Found nat_bits in checkpoint
[ 44.975037][ T5021] ================================================================================
[ 44.984351][ T5021] UBSAN: array-index-out-of-bounds in fs/f2fs/f2fs.h:3275:29
[ 44.991747][ T5021] index 1409 is out of range for type '__le32 [923]'
[ 44.998442][ T5021] CPU: 1 PID: 5021 Comm: syz-executor424 Not tainted 6.5.0-rc4-syzkaller #0
[ 45.007200][ T5021] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/12/2023
[ 45.017246][ T5021] Call Trace:
[ 45.020510][ T5021]
[ 45.023425][ T5021] dump_stack_lvl+0x125/0x1b0
[ 45.028110][ T5021] __ubsan_handle_out_of_bounds+0x111/0x150
[ 45.034000][ T5021] f2fs_iget+0x569f/0x5a80
[ 45.038418][ T5021] f2fs_fill_super+0x45c7/0xa1f0
[ 45.043361][ T5021] ? snprintf+0xc8/0x100
[ 45.047597][ T5021] ? vsprintf+0x30/0x30
[ 45.051744][ T5021] ? bit_wait_timeout+0x160/0x160
[ 45.056763][ T5021] ? f2fs_record_error_work+0x20/0x20
[ 45.062142][ T5021] ? set_blocksize+0x2bd/0x360
[ 45.066896][ T5021] ? f2fs_record_error_work+0x20/0x20
[ 45.072276][ T5021] mount_bdev+0x30d/0x3d0
[ 45.076598][ T5021] ? __f2fs_commit_super+0x140/0x140
[ 45.081878][ T5021] legacy_get_tree+0x109/0x220
[ 45.086636][ T5021] vfs_get_tree+0x88/0x350
[ 45.091043][ T5021] path_mount+0x1492/0x1ed0
[ 45.095534][ T5021] ? kmem_cache_free+0xf0/0x490
[ 45.100380][ T5021] ? finish_automount+0xa50/0xa50
[ 45.105395][ T5021] ? putname+0x101/0x140
[ 45.109629][ T5021] __x64_sys_mount+0x293/0x310
[ 45.114380][ T5021] ? copy_mnt_ns+0xb60/0xb60
[ 45.118953][ T5021] ? lockdep_hardirqs_on+0x7d/0x100
[ 45.124144][ T5021] ? _raw_spin_unlock_irq+0x2e/0x50
[ 45.129334][ T5021] ? ptrace_notify+0xf4/0x130
[ 45.134020][ T5021] do_syscall_64+0x38/0xb0
[ 45.138444][ T5021] entry_SYSCALL_64_after_hwframe+0x63/0xcd
[ 45.144325][ T5021] RIP: 0033:0x7f2572add8ba
[ 45.148727][ T5021] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 5e 04 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48
[ 45.168321][ T5021] RSP: 002b:00007fff1ef6eaa8 EFLAGS: 00000286 ORIG_RAX: 00000000000000a5
[ 45.176720][ T5021] RAX: ffffffffffffffda RBX: 00007fff1ef6eac0 RCX: 00007f2572add8ba
[ 45.184677][ T5021] RDX: 0000000020000000 RSI: 0000000020000040 RDI: 00007fff1ef6eac0
[ 45.192634][ T5021] RBP: 0000000000000004 R08: 00007fff1ef6eb00 R09: 0000000000007e87
[ 45.200592][ T5021] R10: 0000000000000010 R11: 0000000000000286 R12: 0000000000000010
[ 45.208547][ T5021] R13: 00007fff1ef6eb00 R14: 0000000000000003 R15: 0000000001ee4e54
[ 45.216516][ T5021]
[ 45.219717][ T5021] ================================================================================
[ 45.229015][ T5021] Kernel panic - not syncing: UBSAN: panic_on_warn set ...
[ 45.236199][ T5021] CPU: 0 PID: 5021 Comm: syz-executor424 Not tainted 6.5.0-rc4-syzkaller #0
[ 45.244859][ T5021] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/12/2023
[ 45.254890][ T5021] Call Trace:
[ 45.258147][ T5021]
[ 45.261057][ T5021] dump_stack_lvl+0xd9/0x1b0
[ 45.265627][ T5021] panic+0x6a4/0x750
[ 45.269504][ T5021] ? panic_smp_self_stop+0xa0/0xa0
[ 45.274593][ T5021] ? syslog_print_all+0x3f0/0x3f0
[ 45.279607][ T5021] check_panic_on_warn+0xab/0xb0
[ 45.284519][ T5021] __ubsan_handle_out_of_bounds+0x139/0x150
[ 45.290388][ T5021] f2fs_iget+0x569f/0x5a80
[ 45.294789][ T5021] f2fs_fill_super+0x45c7/0xa1f0
[ 45.299719][ T5021] ? snprintf+0xc8/0x100
[ 45.303942][ T5021] ? vsprintf+0x30/0x30
[ 45.308072][ T5021] ? bit_wait_timeout+0x160/0x160
[ 45.313073][ T5021] ? f2fs_record_error_work+0x20/0x20
[ 45.318422][ T5021] ? set_blocksize+0x2bd/0x360
[ 45.323163][ T5021] ? f2fs_record_error_work+0x20/0x20
[ 45.328507][ T5021] mount_bdev+0x30d/0x3d0
[ 45.332819][ T5021] ? __f2fs_commit_super+0x140/0x140
[ 45.338085][ T5021] legacy_get_tree+0x109/0x220
[ 45.342828][ T5021] vfs_get_tree+0x88/0x350
[ 45.347218][ T5021] path_mount+0x1492/0x1ed0
[ 45.351694][ T5021] ? kmem_cache_free+0xf0/0x490
[ 45.356544][ T5021] ? finish_automount+0xa50/0xa50
[ 45.361554][ T5021] ? putname+0x101/0x140
[ 45.365796][ T5021] __x64_sys_mount+0x293/0x310
[ 45.370534][ T5021] ? copy_mnt_ns+0xb60/0xb60
[ 45.375094][ T5021] ? lockdep_hardirqs_on+0x7d/0x100
[ 45.380273][ T5021] ? _raw_spin_unlock_irq+0x2e/0x50
[ 45.385446][ T5021] ? ptrace_notify+0xf4/0x130
[ 45.390101][ T5021] do_syscall_64+0x38/0xb0
[ 45.394513][ T5021] entry_SYSCALL_64_after_hwframe+0x63/0xcd
[ 45.400386][ T5021] RIP: 0033:0x7f2572add8ba
[ 45.404777][ T5021] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 5e 04 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48
[ 45.424448][ T5021] RSP: 002b:00007fff1ef6eaa8 EFLAGS: 00000286 ORIG_RAX: 00000000000000a5
[ 45.432837][ T5021] RAX: ffffffffffffffda RBX: 00007fff1ef6eac0 RCX: 00007f2572add8ba
[ 45.440783][ T5021] RDX: 0000000020000000 RSI: 0000000020000040 RDI: 00007fff1ef6eac0
[ 45.448728][ T5021] RBP: 0000000000000004 R08: 00007fff1ef6eb00 R09: 0000000000007e87
[ 45.456671][ T5021] R10: 0000000000000010 R11: 0000000000000286 R12: 0000000000000010
[ 45.464623][ T5021] R13: 00007fff1ef6eb00 R14: 0000000000000003 R15: 0000000001ee4e54
[ 45.472583][ T5021]
[ 45.476365][ T5021] Kernel Offset: disabled
[ 45.480735][ T5021] Rebooting in 86400 seconds..