------------[ cut here ]------------ UBSAN: array-index-out-of-bounds in fs/jfs/jfs_imap.c:886:2 index 524288 is out of range for type 'mutex [128]' CPU: 0 PID: 112 Comm: jfsCommit Not tainted 6.9.0-rc5-syzkaller-00053-ge33c4963bf53 #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/27/2024 Call Trace: __dump_stack lib/dump_stack.c:88 [inline] dump_stack_lvl+0x16c/0x1f0 lib/dump_stack.c:114 ubsan_epilogue lib/ubsan.c:231 [inline] __ubsan_handle_out_of_bounds+0x110/0x150 lib/ubsan.c:429 diFree+0x21da/0x2770 fs/jfs/jfs_imap.c:886 jfs_evict_inode+0x3d4/0x4b0 fs/jfs/inode.c:156 evict+0x2ed/0x6c0 fs/inode.c:667 iput_final fs/inode.c:1741 [inline] iput.part.0+0x5a8/0x7f0 fs/inode.c:1767 iput+0x5c/0x80 fs/inode.c:1757 txUpdateMap+0xaf3/0xd20 fs/jfs/jfs_txnmgr.c:2367 txLazyCommit fs/jfs/jfs_txnmgr.c:2664 [inline] jfs_lazycommit+0x5e6/0xb20 fs/jfs/jfs_txnmgr.c:2733 kthread+0x2c1/0x3a0 kernel/kthread.c:388 ret_from_fork+0x45/0x80 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: 1 PID: 112 Comm: jfsCommit Not tainted 6.9.0-rc5-syzkaller-00053-ge33c4963bf53 #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/27/2024 Call Trace: __dump_stack lib/dump_stack.c:88 [inline] dump_stack_lvl+0x3d/0x1f0 lib/dump_stack.c:114 panic+0x6f5/0x7a0 kernel/panic.c:348 check_panic_on_warn+0xab/0xb0 kernel/panic.c:241 ubsan_epilogue lib/ubsan.c:236 [inline] __ubsan_handle_out_of_bounds+0x137/0x150 lib/ubsan.c:429 diFree+0x21da/0x2770 fs/jfs/jfs_imap.c:886 jfs_evict_inode+0x3d4/0x4b0 fs/jfs/inode.c:156 evict+0x2ed/0x6c0 fs/inode.c:667 iput_final fs/inode.c:1741 [inline] iput.part.0+0x5a8/0x7f0 fs/inode.c:1767 iput+0x5c/0x80 fs/inode.c:1757 txUpdateMap+0xaf3/0xd20 fs/jfs/jfs_txnmgr.c:2367 txLazyCommit fs/jfs/jfs_txnmgr.c:2664 [inline] jfs_lazycommit+0x5e6/0xb20 fs/jfs/jfs_txnmgr.c:2733 kthread+0x2c1/0x3a0 kernel/kthread.c:388 ret_from_fork+0x45/0x80 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..