... Log Wrap ... Log Wrap ... Log Wrap ... ------------[ cut here ]------------ UBSAN: array-index-out-of-bounds in fs/jfs/jfs_imap.c:886:2 index -134217728 is out of range for type 'struct mutex[128]' CPU: 1 PID: 6293 Comm: syz.3.141 Not tainted 6.10.0-rc7-syzkaller-00244-g975f3b6da180 #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/07/2024 Call Trace: __dump_stack lib/dump_stack.c:88 [inline] dump_stack_lvl+0x241/0x360 lib/dump_stack.c:114 ubsan_epilogue lib/ubsan.c:231 [inline] __ubsan_handle_out_of_bounds+0x121/0x150 lib/ubsan.c:429 diFree+0x21c3/0x2fb0 fs/jfs/jfs_imap.c:886 jfs_evict_inode+0x32d/0x440 fs/jfs/inode.c:156 evict+0x2a8/0x630 fs/inode.c:667 do_unlinkat+0x512/0x830 fs/namei.c:4420 __do_sys_unlink fs/namei.c:4461 [inline] __se_sys_unlink fs/namei.c:4459 [inline] __x64_sys_unlink+0x49/0x60 fs/namei.c:4459 do_syscall_x64 arch/x86/entry/common.c:52 [inline] do_syscall_64+0xf3/0x230 arch/x86/entry/common.c:83 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x7f4079175bd9 Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 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 a8 ff ff ff f7 d8 64 89 01 48 RSP: 002b:00007f4079f84048 EFLAGS: 00000246 ORIG_RAX: 0000000000000057 RAX: ffffffffffffffda RBX: 00007f4079303f60 RCX: 00007f4079175bd9 RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000020000280 RBP: 00007f40791e4e60 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 000000000000000b R14: 00007f4079303f60 R15: 00007ffd6dc2d188 ---[ end trace ]---