./strace-static-x86_64 -e \!wait4,clock_nanosleep,nanosleep -s 100 -x -f ./syz-executor2686198609
<...>
Warning: Permanently added '10.128.0.150' (ED25519) to the list of known hosts.
execve("./syz-executor2686198609", ["./syz-executor2686198609"], 0x7ffca0772010 /* 10 vars */) = 0
brk(NULL) = 0x55556d3e4000
brk(0x55556d3e4d00) = 0x55556d3e4d00
arch_prctl(ARCH_SET_FS, 0x55556d3e4380) = 0
set_tid_address(0x55556d3e4650) = 5842
set_robust_list(0x55556d3e4660, 24) = 0
rseq(0x55556d3e4ca0, 0x20, 0, 0x53053053) = 0
prlimit64(0, RLIMIT_STACK, NULL, {rlim_cur=8192*1024, rlim_max=RLIM64_INFINITY}) = 0
readlink("/proc/self/exe", "/root/syz-executor2686198609", 4096) = 28
getrandom("\xa9\x9b\x1c\x91\x52\x35\x90\x6d", 8, GRND_NONBLOCK) = 8
brk(NULL) = 0x55556d3e4d00
brk(0x55556d405d00) = 0x55556d405d00
brk(0x55556d406000) = 0x55556d406000
mprotect(0x7fb145005000, 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) = 0x7fb13ca00000
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(0x7fb13ca00000, 138412032) = 0
openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 4
ioctl(4, LOOP_SET_FD, 3) = 0
close(3) = 0
close(4) = 0
mkdir("./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", 0777) = 0
[ 61.465125][ T5842] loop0: detected capacity change from 0 to 32768
mount("/dev/loop0", "./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", "jfs", 0, "iocharset=maccroatian,discard=0x0000000000000003,nodiscard,errors=continue,iocharset=maccyrillic,") = 0
openat(AT_FDCWD, "./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", O_RDONLY|O_DIRECTORY) = 3
chdir("./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa") = 0
openat(AT_FDCWD, "/dev/loop0", O_RDWR) = -1 EBUSY (Device or resource busy)
[ 61.517086][ T5842]
[ 61.517086][ T5842] ... Log Wrap ... Log Wrap ... Log Wrap ...
[ 61.517086][ T5842]
[ 61.535947][ T5842] find_entry called with index >= next_index
[ 61.542213][ T5842] ------------[ cut here ]------------
[ 61.547677][ T5842] UBSAN: array-index-out-of-bounds in fs/jfs/jfs_dtree.c:1997:37
[ 61.555915][ T5842] index -128 is out of range for type 'struct dtslot[128]'
[ 61.563289][ T5842] CPU: 1 UID: 0 PID: 5842 Comm: syz-executor268 Not tainted 6.12.0-syzkaller-09073-g9f16d5e6f220 #0
[ 61.574072][ T5842] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024
[ 61.584169][ T5842] Call Trace:
[ 61.587441][ T5842] <TASK>
[ 61.590367][ T5842] dump_stack_lvl+0x241/0x360
[ 61.595083][ T5842] ? __pfx_dump_stack_lvl+0x10/0x10
[ 61.600275][ T5842] ? __pfx__printk+0x10/0x10
[ 61.604865][ T5842] ? __pfx_txLock+0x10/0x10
[ 61.609371][ T5842] ? do_raw_spin_unlock+0x13c/0x8b0
[ 61.614570][ T5842] __ubsan_handle_out_of_bounds+0x121/0x150
[ 61.620478][ T5842] dtSplitRoot+0xc9c/0x1930
[ 61.625044][ T5842] ? __pfx_dtSplitRoot+0x10/0x10
[ 61.629987][ T5842] ? __pfx_dbAlloc+0x10/0x10
[ 61.634586][ T5842] ? dtInsert+0x857/0x6c10
[ 61.639008][ T5842] ? __kmalloc_cache_noprof+0x19c/0x2c0
[ 61.644561][ T5842] dtInsert+0x12cd/0x6c10
[ 61.648933][ T5842] ? kasan_save_free_info+0x40/0x50
[ 61.654145][ T5842] ? kfree+0x1a0/0x440
[ 61.658219][ T5842] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 61.664315][ T5842] ? mark_lock+0x9a/0x360
[ 61.668654][ T5842] ? __pfx_dtInsert+0x10/0x10
[ 61.673338][ T5842] ? lockdep_hardirqs_on_prepare+0x43d/0x780
[ 61.679349][ T5842] ? __pfx_lockdep_hardirqs_on_prepare+0x10/0x10
[ 61.685691][ T5842] ? lockdep_hardirqs_on+0x99/0x150
[ 61.690905][ T5842] ? dtSearch+0x1d59/0x2520
[ 61.695415][ T5842] ? kfree+0x1a0/0x440
[ 61.699486][ T5842] ? dtSearch+0x1d59/0x2520
[ 61.704025][ T5842] jfs_symlink+0x827/0x10f0
[ 61.708553][ T5842] ? __pfx_jfs_symlink+0x10/0x10
[ 61.713521][ T5842] ? generic_permission+0x2db/0x680
[ 61.718753][ T5842] ? bpf_lsm_inode_symlink+0x9/0x10
[ 61.723953][ T5842] ? security_inode_symlink+0xbe/0x330
[ 61.729421][ T5842] vfs_symlink+0x137/0x2e0
[ 61.733843][ T5842] do_symlinkat+0x222/0x3a0
[ 61.738350][ T5842] ? __virt_addr_valid+0x45f/0x530
[ 61.743472][ T5842] ? __pfx_do_symlinkat+0x10/0x10
[ 61.748500][ T5842] ? strncpy_from_user+0x152/0x270
[ 61.753648][ T5842] ? getname_flags+0x1e3/0x540
[ 61.758445][ T5842] __x64_sys_symlink+0x7a/0x90
[ 61.763215][ T5842] do_syscall_64+0xf3/0x230
[ 61.767720][ T5842] ? clear_bhb_loop+0x35/0x90
[ 61.772405][ T5842] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 61.778314][ T5842] RIP: 0033:0x7fb144f8c6f9
[ 61.782753][ T5842] 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
[ 61.802375][ T5842] RSP: 002b:00007ffc1536c068 EFLAGS: 00000246 ORIG_RAX: 0000000000000058
[ 61.810814][ T5842] RAX: ffffffffffffffda RBX: 00007ffc1536c248 RCX: 00007fb144f8c6f9
[ 61.818915][ T5842] RDX: 00007fb144f8b791 RSI: 0000000020000180 RDI: 0000000020000700
[ 61.826894][ T5842] RBP: 00007fb145005610 R08: 000000000000620d R09: 0000000000000000
[ 61.834870][ T5842] R10: 00007ffc1536bf30 R11: 0000000000000246 R12: 0000000000000001
[ 61.842860][ T5842] R13: 00007ffc1536c238 R14: 0000000000000001 R15: 0000000000000001
[ 61.850848][ T5842] </TASK>
[ 61.854015][ T5842] ---[ end trace ]---
[ 61.858039][ T5842] Kernel panic - not syncing: UBSAN: panic_on_warn set ...
[ 61.865241][ T5842] CPU: 1 UID: 0 PID: 5842 Comm: syz-executor268 Not tainted 6.12.0-syzkaller-09073-g9f16d5e6f220 #0
[ 61.876036][ T5842] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024
[ 61.886095][ T5842] Call Trace:
[ 61.889376][ T5842] <TASK>
[ 61.892314][ T5842] dump_stack_lvl+0x241/0x360
[ 61.897013][ T5842] ? __pfx_dump_stack_lvl+0x10/0x10
[ 61.902213][ T5842] ? __pfx__printk+0x10/0x10
[ 61.906809][ T5842] ? lockdep_hardirqs_on+0x99/0x150
[ 61.912022][ T5842] ? vscnprintf+0x5d/0x90
[ 61.916356][ T5842] panic+0x349/0x880
[ 61.920258][ T5842] ? check_panic_on_warn+0x21/0xb0
[ 61.925371][ T5842] ? __pfx_panic+0x10/0x10
[ 61.929794][ T5842] ? _printk+0xd5/0x120
[ 61.933963][ T5842] ? __pfx__printk+0x10/0x10
[ 61.938564][ T5842] check_panic_on_warn+0x86/0xb0
[ 61.943547][ T5842] __ubsan_handle_out_of_bounds+0x141/0x150
[ 61.949468][ T5842] dtSplitRoot+0xc9c/0x1930
[ 61.953998][ T5842] ? __pfx_dtSplitRoot+0x10/0x10
[ 61.958940][ T5842] ? __pfx_dbAlloc+0x10/0x10
[ 61.963534][ T5842] ? dtInsert+0x857/0x6c10
[ 61.967954][ T5842] ? __kmalloc_cache_noprof+0x19c/0x2c0
[ 61.973509][ T5842] dtInsert+0x12cd/0x6c10
[ 61.977851][ T5842] ? kasan_save_free_info+0x40/0x50
[ 61.983064][ T5842] ? kfree+0x1a0/0x440
[ 61.987140][ T5842] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 61.993233][ T5842] ? mark_lock+0x9a/0x360
[ 61.997573][ T5842] ? __pfx_dtInsert+0x10/0x10
[ 62.002254][ T5842] ? lockdep_hardirqs_on_prepare+0x43d/0x780
[ 62.008349][ T5842] ? __pfx_lockdep_hardirqs_on_prepare+0x10/0x10
[ 62.014699][ T5842] ? lockdep_hardirqs_on+0x99/0x150
[ 62.019906][ T5842] ? dtSearch+0x1d59/0x2520
[ 62.024415][ T5842] ? kfree+0x1a0/0x440
[ 62.028483][ T5842] ? dtSearch+0x1d59/0x2520
[ 62.033021][ T5842] jfs_symlink+0x827/0x10f0
[ 62.037568][ T5842] ? __pfx_jfs_symlink+0x10/0x10
[ 62.042533][ T5842] ? generic_permission+0x2db/0x680
[ 62.047745][ T5842] ? bpf_lsm_inode_symlink+0x9/0x10
[ 62.052972][ T5842] ? security_inode_symlink+0xbe/0x330
[ 62.058440][ T5842] vfs_symlink+0x137/0x2e0
[ 62.062867][ T5842] do_symlinkat+0x222/0x3a0
[ 62.067370][ T5842] ? __virt_addr_valid+0x45f/0x530
[ 62.072515][ T5842] ? __pfx_do_symlinkat+0x10/0x10
[ 62.077568][ T5842] ? strncpy_from_user+0x152/0x270
[ 62.082697][ T5842] ? getname_flags+0x1e3/0x540
[ 62.087466][ T5842] __x64_sys_symlink+0x7a/0x90
[ 62.092234][ T5842] do_syscall_64+0xf3/0x230
[ 62.096737][ T5842] ? clear_bhb_loop+0x35/0x90
[ 62.101417][ T5842] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 62.107322][ T5842] RIP: 0033:0x7fb144f8c6f9
[ 62.111740][ T5842] 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
[ 62.131353][ T5842] RSP: 002b:00007ffc1536c068 EFLAGS: 00000246 ORIG_RAX: 0000000000000058
[ 62.139775][ T5842] RAX: ffffffffffffffda RBX: 00007ffc1536c248 RCX: 00007fb144f8c6f9
[ 62.147763][ T5842] RDX: 00007fb144f8b791 RSI: 0000000020000180 RDI: 0000000020000700
[ 62.155764][ T5842] RBP: 00007fb145005610 R08: 000000000000620d R09: 0000000000000000
[ 62.163737][ T5842] R10: 00007ffc1536bf30 R11: 0000000000000246 R12: 0000000000000001
[ 62.171718][ T5842] R13: 00007ffc1536c238 R14: 0000000000000001 R15: 0000000000000001
[ 62.179706][ T5842] </TASK>
[ 62.183016][ T5842] Kernel Offset: disabled
[ 62.187396][ T5842] Rebooting in 86400 seconds..