./strace-static-x86_64 -e \!wait4,clock_nanosleep,nanosleep -s 100 -x -f ./syz-executor2600947753
<...>
Warning: Permanently added '10.128.0.63' (ED25519) to the list of known hosts.
execve("./syz-executor2600947753", ["./syz-executor2600947753"], 0x7ffc8e94d7a0 /* 10 vars */) = 0
brk(NULL) = 0x555555dd9000
brk(0x555555dd9d00) = 0x555555dd9d00
arch_prctl(ARCH_SET_FS, 0x555555dd9380) = 0
set_tid_address(0x555555dd9650) = 5031
set_robust_list(0x555555dd9660, 24) = 0
rseq(0x555555dd9ca0, 0x20, 0, 0x53053053) = 0
prlimit64(0, RLIMIT_STACK, NULL, {rlim_cur=8192*1024, rlim_max=RLIM64_INFINITY}) = 0
readlink("/proc/self/exe", "/root/syz-executor2600947753", 4096) = 28
getrandom("\xa8\x62\x03\xc1\x79\xc4\x49\x6c", 8, GRND_NONBLOCK) = 8
brk(NULL) = 0x555555dd9d00
brk(0x555555dfad00) = 0x555555dfad00
brk(0x555555dfb000) = 0x555555dfb000
mprotect(0x7f443e28d000, 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) = 0x7f4435dd7000
[ 59.397683][ T5031] syz-executor260[5031]: memfd_create() called without MFD_EXEC or MFD_NOEXEC_SEAL set
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
munmap(0x7f4435dd7000, 16777216) = 0
openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 4
ioctl(4, LOOP_SET_FD, 3) = 0
close(3) = 0
mkdir("./file0", 0777) = 0
mount("/dev/loop0", "./file0", "jfs", 0, "") = 0
openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY) = 3
chdir("./file0") = 0
ioctl(4, LOOP_CLR_FD) = 0
close(4) = 0
[ 59.549252][ T5031] loop0: detected capacity change from 0 to 32768
[ 59.574869][ T5031] ================================================================================
[ 59.585080][ T5031] UBSAN: array-index-out-of-bounds in fs/jfs/jfs_dmap.c:640:34
[ 59.593071][ T5031] index 7936 is out of range for type 'atomic_t [128]'
[ 59.600131][ T5031] CPU: 0 PID: 5031 Comm: syz-executor260 Not tainted 6.6.0-rc4-syzkaller-00158-gf291209eca5e #0
[ 59.610584][ T5031] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/06/2023
[ 59.620710][ T5031] Call Trace:
[ 59.624208][ T5031]
[ 59.627131][ T5031] dump_stack_lvl+0x125/0x1b0
[ 59.631825][ T5031] __ubsan_handle_out_of_bounds+0x111/0x150
[ 59.637744][ T5031] dbNextAG+0x53a/0x5a0
[ 59.641911][ T5031] dbAlloc+0x3ef/0xaa0
[ 59.646022][ T5031] ? kasan_set_track+0x25/0x30
[ 59.650773][ T5031] dtSplitUp+0x3f3/0x5850
[ 59.655200][ T5031] ? kasan_save_stack+0x43/0x50
[ 59.660063][ T5031] ? kasan_save_stack+0x33/0x50
[ 59.664922][ T5031] ? kasan_set_track+0x25/0x30
[ 59.669695][ T5031] ? kasan_save_free_info+0x2b/0x40
[ 59.674987][ T5031] ? ____kasan_slab_free+0x15b/0x1b0
[ 59.680285][ T5031] ? slab_free_freelist_hook+0x114/0x1e0
[ 59.685954][ T5031] ? __kmem_cache_free+0xb8/0x2f0
[ 59.690979][ T5031] ? dtSearch+0x1986/0x2450
[ 59.695484][ T5031] ? jfs_symlink+0x726/0x10b0
[ 59.700156][ T5031] ? vfs_symlink+0x3e5/0x620
[ 59.704749][ T5031] ? do_symlinkat+0x28e/0x310
[ 59.709432][ T5031] ? mark_lock+0x105/0x1950
[ 59.713937][ T5031] ? dtSplitRoot+0x1760/0x1760
[ 59.718704][ T5031] ? print_usage_bug.part.0+0x670/0x670
[ 59.724307][ T5031] ? mark_held_locks+0x9f/0xe0
[ 59.729074][ T5031] ? kasan_quarantine_put+0x102/0x230
[ 59.734453][ T5031] ? slab_free_freelist_hook+0x114/0x1e0
[ 59.740094][ T5031] dtInsert+0x872/0xb00
[ 59.744342][ T5031] ? dtSearch+0x2450/0x2450
[ 59.748843][ T5031] ? dtSearch+0x198b/0x2450
[ 59.753450][ T5031] jfs_symlink+0xba5/0x10b0
[ 59.758302][ T5031] ? tomoyo_check_open_permission+0x3b0/0x3b0
[ 59.764387][ T5031] ? jfs_unlink+0xb00/0xb00
[ 59.768905][ T5031] ? generic_permission+0x230/0x6a0
[ 59.774104][ T5031] ? bpf_lsm_inode_permission+0x9/0x10
[ 59.779572][ T5031] ? security_inode_permission+0xd8/0x100
[ 59.785304][ T5031] ? inode_permission+0xdd/0x5e0
[ 59.790247][ T5031] vfs_symlink+0x3e5/0x620
[ 59.794670][ T5031] do_symlinkat+0x28e/0x310
[ 59.799178][ T5031] ? __ia32_sys_unlink+0x110/0x110
[ 59.804303][ T5031] __x64_sys_symlink+0x79/0x90
[ 59.809077][ T5031] do_syscall_64+0x38/0xb0
[ 59.813589][ T5031] entry_SYSCALL_64_after_hwframe+0x63/0xcd
[ 59.819755][ T5031] RIP: 0033:0x7f443e214679
[ 59.824255][ T5031] 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
[ 59.843882][ T5031] RSP: 002b:00007ffc92b446d8 EFLAGS: 00000246 ORIG_RAX: 0000000000000058
[ 59.852302][ T5031] RAX: ffffffffffffffda RBX: 00007ffc92b448b8 RCX: 00007f443e214679
[ 59.860272][ T5031] RDX: 00007f443e213970 RSI: 0000000020000880 RDI: 0000000020001980
[ 59.868245][ T5031] RBP: 00007f443e28d610 R08: 0000000000005e42 R09: 0000000000000000
[ 59.876225][ T5031] R10: 00007ffc92b445a0 R11: 0000000000000246 R12: 0000000000000001
[ 59.884191][ T5031] R13: 00007ffc92b448a8 R14: 0000000000000001 R15: 0000000000000001
[ 59.892266][ T5031]
[ 59.896116][ T5031] ================================================================================
[ 59.905762][ T5031] Kernel panic - not syncing: UBSAN: panic_on_warn set ...
[ 59.912977][ T5031] CPU: 0 PID: 5031 Comm: syz-executor260 Not tainted 6.6.0-rc4-syzkaller-00158-gf291209eca5e #0
[ 59.923385][ T5031] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/06/2023
[ 59.933442][ T5031] Call Trace:
[ 59.936719][ T5031]
[ 59.939638][ T5031] dump_stack_lvl+0xd9/0x1b0
[ 59.944243][ T5031] panic+0x6a6/0x750
[ 59.948159][ T5031] ? panic_smp_self_stop+0xa0/0xa0
[ 59.953288][ T5031] ? syslog_print_all+0x3f0/0x3f0
[ 59.958330][ T5031] check_panic_on_warn+0xab/0xb0
[ 59.963452][ T5031] __ubsan_handle_out_of_bounds+0x139/0x150
[ 59.969358][ T5031] dbNextAG+0x53a/0x5a0
[ 59.973523][ T5031] dbAlloc+0x3ef/0xaa0
[ 59.977597][ T5031] ? kasan_set_track+0x25/0x30
[ 59.982374][ T5031] dtSplitUp+0x3f3/0x5850
[ 59.986728][ T5031] ? kasan_save_stack+0x43/0x50
[ 59.991583][ T5031] ? kasan_save_stack+0x33/0x50
[ 59.996440][ T5031] ? kasan_set_track+0x25/0x30
[ 60.001213][ T5031] ? kasan_save_free_info+0x2b/0x40
[ 60.006414][ T5031] ? ____kasan_slab_free+0x15b/0x1b0
[ 60.011719][ T5031] ? slab_free_freelist_hook+0x114/0x1e0
[ 60.017370][ T5031] ? __kmem_cache_free+0xb8/0x2f0
[ 60.022405][ T5031] ? dtSearch+0x1986/0x2450
[ 60.026913][ T5031] ? jfs_symlink+0x726/0x10b0
[ 60.031590][ T5031] ? vfs_symlink+0x3e5/0x620
[ 60.036183][ T5031] ? do_symlinkat+0x28e/0x310
[ 60.040873][ T5031] ? mark_lock+0x105/0x1950
[ 60.045390][ T5031] ? dtSplitRoot+0x1760/0x1760
[ 60.050250][ T5031] ? print_usage_bug.part.0+0x670/0x670
[ 60.055909][ T5031] ? mark_held_locks+0x9f/0xe0
[ 60.060687][ T5031] ? kasan_quarantine_put+0x102/0x230
[ 60.066090][ T5031] ? slab_free_freelist_hook+0x114/0x1e0
[ 60.071730][ T5031] dtInsert+0x872/0xb00
[ 60.075892][ T5031] ? dtSearch+0x2450/0x2450
[ 60.080393][ T5031] ? dtSearch+0x198b/0x2450
[ 60.084906][ T5031] jfs_symlink+0xba5/0x10b0
[ 60.089408][ T5031] ? tomoyo_check_open_permission+0x3b0/0x3b0
[ 60.095480][ T5031] ? jfs_unlink+0xb00/0xb00
[ 60.100002][ T5031] ? generic_permission+0x230/0x6a0
[ 60.105197][ T5031] ? bpf_lsm_inode_permission+0x9/0x10
[ 60.110655][ T5031] ? security_inode_permission+0xd8/0x100
[ 60.116377][ T5031] ? inode_permission+0xdd/0x5e0
[ 60.121316][ T5031] vfs_symlink+0x3e5/0x620
[ 60.125737][ T5031] do_symlinkat+0x28e/0x310
[ 60.130246][ T5031] ? __ia32_sys_unlink+0x110/0x110
[ 60.135370][ T5031] __x64_sys_symlink+0x79/0x90
[ 60.140147][ T5031] do_syscall_64+0x38/0xb0
[ 60.144571][ T5031] entry_SYSCALL_64_after_hwframe+0x63/0xcd
[ 60.150471][ T5031] RIP: 0033:0x7f443e214679
[ 60.154890][ T5031] 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
[ 60.174515][ T5031] RSP: 002b:00007ffc92b446d8 EFLAGS: 00000246 ORIG_RAX: 0000000000000058
[ 60.183027][ T5031] RAX: ffffffffffffffda RBX: 00007ffc92b448b8 RCX: 00007f443e214679
[ 60.191126][ T5031] RDX: 00007f443e213970 RSI: 0000000020000880 RDI: 0000000020001980
[ 60.199099][ T5031] RBP: 00007f443e28d610 R08: 0000000000005e42 R09: 0000000000000000
[ 60.207075][ T5031] R10: 00007ffc92b445a0 R11: 0000000000000246 R12: 0000000000000001
[ 60.215063][ T5031] R13: 00007ffc92b448a8 R14: 0000000000000001 R15: 0000000000000001
[ 60.223222][ T5031]
[ 60.226934][ T5031] Kernel Offset: disabled
[ 60.231357][ T5031] Rebooting in 86400 seconds..