./strace-static-x86_64 -e \!wait4,clock_nanosleep,nanosleep -s 100 -x -f ./syz-executor1750035223
<...>
Warning: Permanently added '10.128.1.48' (ED25519) to the list of known hosts.
execve("./syz-executor1750035223", ["./syz-executor1750035223"], 0x7ffece7e0590 /* 10 vars */) = 0
brk(NULL) = 0x555562f69000
brk(0x555562f69d00) = 0x555562f69d00
arch_prctl(ARCH_SET_FS, 0x555562f69380) = 0
set_tid_address(0x555562f69650) = 5840
set_robust_list(0x555562f69660, 24) = 0
rseq(0x555562f69ca0, 0x20, 0, 0x53053053) = 0
prlimit64(0, RLIMIT_STACK, NULL, {rlim_cur=8192*1024, rlim_max=RLIM64_INFINITY}) = 0
readlink("/proc/self/exe", "/root/syz-executor1750035223", 4096) = 28
getrandom("\xe9\xee\xaf\xb9\xc1\x76\xb0\x28", 8, GRND_NONBLOCK) = 8
brk(NULL) = 0x555562f69d00
brk(0x555562f8ad00) = 0x555562f8ad00
brk(0x555562f8b000) = 0x555562f8b000
mprotect(0x7fc12f61a000, 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
mkdir("./syzkaller.vIuvmp", 0700) = 0
chmod("./syzkaller.vIuvmp", 0777) = 0
chdir("./syzkaller.vIuvmp") = 0
mkdir("./0", 0777) = 0
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=0x555562f69650) = 5842
./strace-static-x86_64: Process 5842 attached
[pid 5842] set_robust_list(0x555562f69660, 24) = 0
[pid 5842] chdir("./0") = 0
[pid 5842] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 5842] setpgid(0, 0) = 0
[pid 5842] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 5842] write(3, "1000", 4) = 4
[pid 5842] close(3) = 0
[pid 5842] symlink("/dev/binderfs", "./binderfs") = 0
executing program
[pid 5842] write(1, "executing program\n", 18) = 18
[pid 5842] memfd_create("syzkaller", 0) = 3
[pid 5842] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7fc127000000
[pid 5842] 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 5842] munmap(0x7fc127000000, 138412032) = 0
[pid 5842] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 4
[pid 5842] ioctl(4, LOOP_SET_FD, 3) = 0
[pid 5842] close(3) = 0
[pid 5842] close(4) = 0
[pid 5842] mkdir("./file0", 0777) = 0
[pid 5842] mount("/dev/loop0", "./file0", "jfs", MS_NOSUID, "") = 0
[ 77.176793][ T5842] loop0: detected capacity change from 0 to 32768
[pid 5842] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY) = 3
[pid 5842] chdir("./file0") = 0
[pid 5842] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = -1 EBUSY (Device or resource busy)
[pid 5842] openat(AT_FDCWD, "./file0/file0", O_ACCMODE|O_EXCL|O_TRUNC|O_APPEND|O_NOFOLLOW) = 4
[pid 5842] exit_group(0) = ?
[pid 5842] +++ exited with 0 +++
--- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5842, si_uid=0, si_status=0, si_utime=1 /* 0.01 s */, si_stime=21 /* 0.21 s */} ---
restart_syscall(<... resuming interrupted clone ...>) = 0
umount2("./0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument)
openat(AT_FDCWD, "./0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3
newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0
getdents64(3, 0x555562f6a6f0 /* 4 entries */, 32768) = 112
umount2("./0/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument)
newfstatat(AT_FDCWD, "./0/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0
unlink("./0/binderfs") = 0
[ 77.268202][ T111] ------------[ cut here ]------------
[ 77.273817][ T111] UBSAN: array-index-out-of-bounds in fs/jfs/jfs_dmap.c:2780:24
[ 77.281450][ T111] index 1621 is out of range for type 's8[1365]' (aka 'signed char[1365]')
[ 77.290434][ T111] CPU: 0 UID: 0 PID: 111 Comm: jfsCommit Not tainted 6.12.0-rc5-syzkaller-00005-ge42b1a9a2557 #0
[ 77.300966][ T111] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024
[ 77.311038][ T111] Call Trace:
[ 77.314320][ T111]
[ 77.317244][ T111] dump_stack_lvl+0x241/0x360
[ 77.321966][ T111] ? __pfx_dump_stack_lvl+0x10/0x10
[ 77.327169][ T111] ? __pfx__printk+0x10/0x10
[ 77.331774][ T111] ? srso_alias_return_thunk+0x5/0xfbef5
[ 77.337440][ T111] ? lock_metapage+0x2fa/0x370
[ 77.342251][ T111] ? srso_alias_return_thunk+0x5/0xfbef5
[ 77.348004][ T111] __ubsan_handle_out_of_bounds+0x121/0x150
[ 77.353915][ T111] dbJoin+0x2ed/0x310
[ 77.357913][ T111] ? do_read_cache_folio+0x77a/0x850
[ 77.363207][ T111] dbFreeBits+0x4db/0xd90
[ 77.367547][ T111] dbFree+0x35b/0x680
[ 77.371569][ T111] txFreeMap+0x798/0xd50
[ 77.375918][ T111] txUpdateMap+0x342/0xb10
[ 77.380350][ T111] ? __pfx_txUpdateMap+0x10/0x10
[ 77.385387][ T111] ? srso_alias_return_thunk+0x5/0xfbef5
[ 77.391028][ T111] jfs_lazycommit+0x49a/0xb80
[ 77.395714][ T111] ? _raw_spin_unlock_irqrestore+0x8f/0x140
[ 77.401604][ T111] ? srso_alias_return_thunk+0x5/0xfbef5
[ 77.407252][ T111] ? lockdep_hardirqs_on+0x99/0x150
[ 77.412466][ T111] ? __pfx_jfs_lazycommit+0x10/0x10
[ 77.417672][ T111] ? __pfx_default_wake_function+0x10/0x10
[ 77.423484][ T111] ? srso_alias_return_thunk+0x5/0xfbef5
[ 77.429117][ T111] ? __kthread_parkme+0x169/0x1d0
[ 77.434160][ T111] ? __pfx_jfs_lazycommit+0x10/0x10
[ 77.439393][ T111] kthread+0x2f2/0x390
[ 77.443467][ T111] ? __pfx_jfs_lazycommit+0x10/0x10
[ 77.448680][ T111] ? __pfx_kthread+0x10/0x10
[ 77.453274][ T111] ret_from_fork+0x4d/0x80
[ 77.457719][ T111] ? __pfx_kthread+0x10/0x10
[ 77.462318][ T111] ret_from_fork_asm+0x1a/0x30
[ 77.467123][ T111]
[ 77.470468][ T111] ---[ end trace ]---
[ 77.474500][ T111] Kernel panic - not syncing: UBSAN: panic_on_warn set ...
[ 77.481716][ T111] CPU: 0 UID: 0 PID: 111 Comm: jfsCommit Not tainted 6.12.0-rc5-syzkaller-00005-ge42b1a9a2557 #0
[ 77.492238][ T111] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024
[ 77.502394][ T111] Call Trace:
[ 77.505677][ T111]
[ 77.508699][ T111] dump_stack_lvl+0x241/0x360
[ 77.513517][ T111] ? __pfx_dump_stack_lvl+0x10/0x10
[ 77.518732][ T111] ? __pfx__printk+0x10/0x10
[ 77.523341][ T111] ? srso_alias_return_thunk+0x5/0xfbef5
[ 77.528994][ T111] ? lockdep_hardirqs_on+0x99/0x150
[ 77.534210][ T111] ? srso_alias_return_thunk+0x5/0xfbef5
[ 77.539855][ T111] ? vscnprintf+0x5d/0x90
[ 77.544238][ T111] panic+0x349/0x880
[ 77.548145][ T111] ? check_panic_on_warn+0x21/0xb0
[ 77.553619][ T111] ? __pfx_panic+0x10/0x10
[ 77.558044][ T111] ? _printk+0xd5/0x120
[ 77.562302][ T111] ? __pfx__printk+0x10/0x10
[ 77.566907][ T111] check_panic_on_warn+0x86/0xb0
[ 77.572204][ T111] __ubsan_handle_out_of_bounds+0x141/0x150
[ 77.578146][ T111] dbJoin+0x2ed/0x310
[ 77.582132][ T111] ? do_read_cache_folio+0x77a/0x850
[ 77.587481][ T111] dbFreeBits+0x4db/0xd90
[ 77.591918][ T111] dbFree+0x35b/0x680
[ 77.595952][ T111] txFreeMap+0x798/0xd50
[ 77.600225][ T111] txUpdateMap+0x342/0xb10
[ 77.604674][ T111] ? __pfx_txUpdateMap+0x10/0x10
[ 77.609638][ T111] ? srso_alias_return_thunk+0x5/0xfbef5
[ 77.615383][ T111] jfs_lazycommit+0x49a/0xb80
[ 77.620075][ T111] ? _raw_spin_unlock_irqrestore+0x8f/0x140
[ 77.625975][ T111] ? srso_alias_return_thunk+0x5/0xfbef5
[ 77.631622][ T111] ? lockdep_hardirqs_on+0x99/0x150
[ 77.636936][ T111] ? __pfx_jfs_lazycommit+0x10/0x10
[ 77.642154][ T111] ? __pfx_default_wake_function+0x10/0x10
[ 77.647978][ T111] ? srso_alias_return_thunk+0x5/0xfbef5
[ 77.653628][ T111] ? __kthread_parkme+0x169/0x1d0
[ 77.658680][ T111] ? __pfx_jfs_lazycommit+0x10/0x10
[ 77.663896][ T111] kthread+0x2f2/0x390
[ 77.667977][ T111] ? __pfx_jfs_lazycommit+0x10/0x10
[ 77.673197][ T111] ? __pfx_kthread+0x10/0x10
[ 77.677797][ T111] ret_from_fork+0x4d/0x80
[ 77.682232][ T111] ? __pfx_kthread+0x10/0x10
[ 77.686828][ T111] ret_from_fork_asm+0x1a/0x30
[ 77.691622][ T111]
[ 77.694881][ T111] Kernel Offset: disabled
[ 77.699239][ T111] Rebooting in 86400 seconds..