./strace-static-x86_64 -e \!wait4,clock_nanosleep,nanosleep -s 100 -x -f ./syz-executor1128825197
<...>
Warning: Permanently added '10.128.0.181' (ED25519) to the list of known hosts.
execve("./syz-executor1128825197", ["./syz-executor1128825197"], 0x7ffd3a954bf0 /* 10 vars */) = 0
brk(NULL) = 0x555576c0e000
brk(0x555576c0ed00) = 0x555576c0ed00
arch_prctl(ARCH_SET_FS, 0x555576c0e380) = 0
set_tid_address(0x555576c0e650) = 5092
set_robust_list(0x555576c0e660, 24) = 0
rseq(0x555576c0eca0, 0x20, 0, 0x53053053) = 0
prlimit64(0, RLIMIT_STACK, NULL, {rlim_cur=8192*1024, rlim_max=RLIM64_INFINITY}) = 0
readlink("/proc/self/exe", "/root/syz-executor1128825197", 4096) = 28
getrandom("\x41\x2c\xaf\xbf\xd9\x5c\xea\x1d", 8, GRND_NONBLOCK) = 8
brk(NULL) = 0x555576c0ed00
brk(0x555576c2fd00) = 0x555576c2fd00
brk(0x555576c30000) = 0x555576c30000
mprotect(0x7f3be0c6f000, 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./strace-static-x86_64: Process 5093 attached
, child_tidptr=0x555576c0e650) = 5093
[pid 5093] set_robust_list(0x555576c0e660, 24) = 0
[pid 5093] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 5093] setpgid(0, 0) = 0
[pid 5093] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 5093] write(3, "1000", 4) = 4
[pid 5093] close(3) = 0
executing program
[pid 5093] write(1, "executing program\n", 18) = 18
[pid 5093] memfd_create("syzkaller", 0) = 3
[pid 5093] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f3bd8600000
[pid 5093] 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"..., 16777216) = 16777216
[pid 5093] munmap(0x7f3bd8600000, 138412032) = 0
[pid 5093] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 4
[pid 5093] ioctl(4, LOOP_SET_FD, 3) = 0
[pid 5093] close(3) = 0
[pid 5093] close(4) = 0
[pid 5093] mkdir("./file0", 0777) = 0
[ 81.855917][ T5093] loop0: detected capacity change from 0 to 32768
[pid 5093] mount("/dev/loop0", "./file0", "jfs", MS_NOSUID|MS_NODEV|MS_RELATIME, "") = 0
[pid 5093] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY) = 3
[pid 5093] chdir("./file0") = 0
[pid 5093] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = -1 EBUSY (Device or resource busy)
[pid 5093] openat(AT_FDCWD, ".", O_RDONLY) = 4
[ 81.928615][ T5093] ------------[ cut here ]------------
[ 81.934334][ T5093] UBSAN: array-index-out-of-bounds in fs/jfs/jfs_dtree.c:2894:30
[ 81.942555][ T5093] index -1 is out of range for type 'struct dtslot[128]'
[ 81.949721][ T5093] CPU: 0 UID: 0 PID: 5093 Comm: syz-executor112 Not tainted 6.10.0-syzkaller-12261-gd1e9a63dcd72 #0
[ 81.960530][ T5093] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/27/2024
[ 81.970694][ T5093] Call Trace:
[ 81.973986][ T5093]
[ 81.976929][ T5093] dump_stack_lvl+0x241/0x360
[ 81.981652][ T5093] ? __pfx_dump_stack_lvl+0x10/0x10
[ 81.986869][ T5093] ? __pfx__printk+0x10/0x10
[ 81.991474][ T5093] ? alloc_pages_mpol_noprof+0x417/0x680
[ 81.997130][ T5093] __ubsan_handle_out_of_bounds+0x121/0x150
[ 82.003078][ T5093] jfs_readdir+0x1cb4/0x4660
[ 82.007678][ T5093] ? mark_lock+0x2a4/0x350
[ 82.012140][ T5093] ? __pfx_jfs_readdir+0x10/0x10
[ 82.017093][ T5093] ? __pfx_lock_acquire+0x10/0x10
[ 82.022152][ T5093] ? down_write+0x18c/0x220
[ 82.026689][ T5093] ? __pfx_down_write+0x10/0x10
[ 82.031578][ T5093] ? __pfx___mutex_lock+0x10/0x10
[ 82.036636][ T5093] ? __pfx_jfs_readdir+0x10/0x10
[ 82.041594][ T5093] wrap_directory_iterator+0x94/0xe0
[ 82.046904][ T5093] iterate_dir+0x57a/0x810
[ 82.051342][ T5093] __se_sys_getdents64+0x20d/0x4f0
[ 82.056468][ T5093] ? _raw_spin_unlock_irq+0x2e/0x50
[ 82.061697][ T5093] ? __pfx___se_sys_getdents64+0x10/0x10
[ 82.067339][ T5093] ? __pfx_filldir64+0x10/0x10
[ 82.072114][ T5093] ? __pfx_lockdep_hardirqs_on_prepare+0x10/0x10
[ 82.078482][ T5093] ? exc_page_fault+0x590/0x8c0
[ 82.083359][ T5093] do_syscall_64+0xf3/0x230
[ 82.088252][ T5093] ? clear_bhb_loop+0x35/0x90
[ 82.093043][ T5093] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 82.098999][ T5093] RIP: 0033:0x7f3be0bf5a99
[ 82.103438][ T5093] 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
[ 82.123062][ T5093] RSP: 002b:00007fff11eb13d8 EFLAGS: 00000246 ORIG_RAX: 00000000000000d9
[ 82.131501][ T5093] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f3be0bf5a99
[ 82.139480][ T5093] RDX: 0000000000001000 RSI: 0000000020000f80 RDI: 0000000000000004
[ 82.147547][ T5093] RBP: 00007f3be0c6f5f0 R08: 0000555576c0f4c0 R09: 0000555576c0f4c0
[ 82.155536][ T5093] R10: 000000000000629e R11: 0000000000000246 R12: 00007fff11eb1400
[ 82.163567][ T5093] R13: 00007fff11eb1628 R14: 431bde82d7b634db R15: 00007f3be0c3e03b
[ 82.171568][ T5093]
[ 82.174779][ T5093] ---[ end trace ]---
[ 82.178893][ T5093] Kernel panic - not syncing: UBSAN: panic_on_warn set ...
[ 82.186311][ T5093] CPU: 0 UID: 0 PID: 5093 Comm: syz-executor112 Not tainted 6.10.0-syzkaller-12261-gd1e9a63dcd72 #0
[ 82.197082][ T5093] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/27/2024
[ 82.207157][ T5093] Call Trace:
[ 82.210464][ T5093]
[ 82.213413][ T5093] dump_stack_lvl+0x241/0x360
[ 82.218130][ T5093] ? __pfx_dump_stack_lvl+0x10/0x10
[ 82.223376][ T5093] ? __pfx__printk+0x10/0x10
[ 82.227988][ T5093] ? vprintk_emit+0x631/0x770
[ 82.232705][ T5093] ? vscnprintf+0x5d/0x90
[ 82.237056][ T5093] panic+0x349/0x860
[ 82.240966][ T5093] ? check_panic_on_warn+0x21/0xb0
[ 82.246105][ T5093] ? __pfx_panic+0x10/0x10
[ 82.250531][ T5093] ? _printk+0xd5/0x120
[ 82.254704][ T5093] ? __pfx__printk+0x10/0x10
[ 82.259305][ T5093] ? alloc_pages_mpol_noprof+0x417/0x680
[ 82.264955][ T5093] check_panic_on_warn+0x86/0xb0
[ 82.269902][ T5093] __ubsan_handle_out_of_bounds+0x141/0x150
[ 82.275823][ T5093] jfs_readdir+0x1cb4/0x4660
[ 82.280601][ T5093] ? mark_lock+0x2a4/0x350
[ 82.285061][ T5093] ? __pfx_jfs_readdir+0x10/0x10
[ 82.290022][ T5093] ? __pfx_lock_acquire+0x10/0x10
[ 82.295078][ T5093] ? down_write+0x18c/0x220
[ 82.299614][ T5093] ? __pfx_down_write+0x10/0x10
[ 82.304493][ T5093] ? __pfx___mutex_lock+0x10/0x10
[ 82.309547][ T5093] ? __pfx_jfs_readdir+0x10/0x10
[ 82.314539][ T5093] wrap_directory_iterator+0x94/0xe0
[ 82.319877][ T5093] iterate_dir+0x57a/0x810
[ 82.324307][ T5093] __se_sys_getdents64+0x20d/0x4f0
[ 82.329527][ T5093] ? _raw_spin_unlock_irq+0x2e/0x50
[ 82.334754][ T5093] ? __pfx___se_sys_getdents64+0x10/0x10
[ 82.340401][ T5093] ? __pfx_filldir64+0x10/0x10
[ 82.345176][ T5093] ? __pfx_lockdep_hardirqs_on_prepare+0x10/0x10
[ 82.351542][ T5093] ? exc_page_fault+0x590/0x8c0
[ 82.356414][ T5093] do_syscall_64+0xf3/0x230
[ 82.360933][ T5093] ? clear_bhb_loop+0x35/0x90
[ 82.365629][ T5093] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 82.371538][ T5093] RIP: 0033:0x7f3be0bf5a99
[ 82.375966][ T5093] 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
[ 82.395599][ T5093] RSP: 002b:00007fff11eb13d8 EFLAGS: 00000246 ORIG_RAX: 00000000000000d9
[ 82.404033][ T5093] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f3be0bf5a99
[ 82.412016][ T5093] RDX: 0000000000001000 RSI: 0000000020000f80 RDI: 0000000000000004
[ 82.420000][ T5093] RBP: 00007f3be0c6f5f0 R08: 0000555576c0f4c0 R09: 0000555576c0f4c0
[ 82.427981][ T5093] R10: 000000000000629e R11: 0000000000000246 R12: 00007fff11eb1400
[ 82.435963][ T5093] R13: 00007fff11eb1628 R14: 431bde82d7b634db R15: 00007f3be0c3e03b
[ 82.443965][ T5093]
[ 82.447248][ T5093] Kernel Offset: disabled
[ 82.451628][ T5093] Rebooting in 86400 seconds..