------------[ cut here ]------------
UBSAN: array-index-out-of-bounds in fs/jfs/jfs_dmap.c:2780:24
index 1621 is out of range for type 's8[1365]' (aka 'signed char[1365]')
CPU: 0 UID: 0 PID: 111 Comm: jfsCommit Not tainted 6.12.0-rc5-syzkaller-00005-ge42b1a9a2557 #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024
Call Trace:
__dump_stack lib/dump_stack.c:94 [inline]
dump_stack_lvl+0x241/0x360 lib/dump_stack.c:120
ubsan_epilogue lib/ubsan.c:231 [inline]
__ubsan_handle_out_of_bounds+0x121/0x150 lib/ubsan.c:429
dbJoin+0x2ed/0x310 fs/jfs/jfs_dmap.c:2780
dbFreeBits+0x4db/0xd90 fs/jfs/jfs_dmap.c:2340
dbFreeDmap fs/jfs/jfs_dmap.c:2089 [inline]
dbFree+0x35b/0x680 fs/jfs/jfs_dmap.c:409
txFreeMap+0x798/0xd50 fs/jfs/jfs_txnmgr.c:2534
txUpdateMap+0x342/0xb10
txLazyCommit fs/jfs/jfs_txnmgr.c:2664 [inline]
jfs_lazycommit+0x49a/0xb80 fs/jfs/jfs_txnmgr.c:2733
kthread+0x2f2/0x390 kernel/kthread.c:389
ret_from_fork+0x4d/0x80 arch/x86/kernel/process.c:147
ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:244
---[ end trace ]---
Kernel panic - not syncing: UBSAN: panic_on_warn set ...
CPU: 0 UID: 0 PID: 111 Comm: jfsCommit Not tainted 6.12.0-rc5-syzkaller-00005-ge42b1a9a2557 #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024
Call Trace:
__dump_stack lib/dump_stack.c:94 [inline]
dump_stack_lvl+0x241/0x360 lib/dump_stack.c:120
panic+0x349/0x880 kernel/panic.c:354
check_panic_on_warn+0x86/0xb0 kernel/panic.c:243
ubsan_epilogue lib/ubsan.c:236 [inline]
__ubsan_handle_out_of_bounds+0x141/0x150 lib/ubsan.c:429
dbJoin+0x2ed/0x310 fs/jfs/jfs_dmap.c:2780
dbFreeBits+0x4db/0xd90 fs/jfs/jfs_dmap.c:2340
dbFreeDmap fs/jfs/jfs_dmap.c:2089 [inline]
dbFree+0x35b/0x680 fs/jfs/jfs_dmap.c:409
txFreeMap+0x798/0xd50 fs/jfs/jfs_txnmgr.c:2534
txUpdateMap+0x342/0xb10
txLazyCommit fs/jfs/jfs_txnmgr.c:2664 [inline]
jfs_lazycommit+0x49a/0xb80 fs/jfs/jfs_txnmgr.c:2733
kthread+0x2f2/0x390 kernel/kthread.c:389
ret_from_fork+0x4d/0x80 arch/x86/kernel/process.c:147
ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:244
Kernel Offset: disabled
Rebooting in 86400 seconds..