------------[ cut here ]------------
kernel BUG at fs/ocfs2/suballoc.c:2494!
invalid opcode: 0000 [#1] PREEMPT SMP KASAN
CPU: 1 PID: 4796 Comm: syz-executor Not tainted syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026
RIP: 0010:_ocfs2_free_suballoc_bits+0xed2/0x1090 fs/ocfs2/suballoc.c:2494
Code: ff e8 a2 75 95 fe 49 8b 3f 4c 89 f6 48 8b 54 24 28 48 8b 4c 24 48 4c 8b 44 24 18 e8 88 8e 00 00 e9 22 01 00 00 e8 1e 6a 50 fe <0f> 0b e8 17 6a 50 fe 0f 0b 65 44 8b 35 55 5e d9 7c bf 07 00 00 00
RSP: 0018:ffffc9000320f360 EFLAGS: 00010293
RAX: ffffffff8328b6f2 RBX: 1ffff1100d1f2000 RCX: ffff88802bf21dc0
RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000002
RBP: ffffc9000320f4e8 R08: ffffffff8d89e36f R09: 1ffffffff1b13c6d
R10: dffffc0000000000 R11: fffffbfff1b13c6e R12: dffffc0000000000
R13: 0000000000000002 R14: 0000000000000000 R15: ffff888060835000
FS:  0000555563f3f500(0000) GS:ffff8880b9100000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 000027996f9e8000 CR3: 0000000074528000 CR4: 00000000003506e0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 <TASK>
 ocfs2_free_suballoc_bits fs/ocfs2/suballoc.c:2531 [inline]
 ocfs2_free_dinode+0xad/0xd0 fs/ocfs2/suballoc.c:2546
 ocfs2_remove_inode fs/ocfs2/inode.c:696 [inline]
 ocfs2_wipe_inode fs/ocfs2/inode.c:818 [inline]
 ocfs2_delete_inode fs/ocfs2/inode.c:1079 [inline]
 ocfs2_evict_inode+0x271f/0x41d0 fs/ocfs2/inode.c:1216
 evict+0x4c9/0x8d0 fs/inode.c:647
 d_delete_notify include/linux/fsnotify.h:267 [inline]
 vfs_rmdir+0x3b4/0x430 fs/namei.c:4170
 do_rmdir+0x2a1/0x740 fs/namei.c:4218
 __do_sys_unlinkat fs/namei.c:4398 [inline]
 __se_sys_unlinkat fs/namei.c:4392 [inline]
 __x64_sys_unlinkat+0xc0/0xe0 fs/namei.c:4392
 do_syscall_x64 arch/x86/entry/common.c:50 [inline]
 do_syscall_64+0x4c/0xa0 arch/x86/entry/common.c:80
 entry_SYSCALL_64_after_hwframe+0x66/0xd0
RIP: 0033:0x7f5e107d3797
Code: 77 01 c3 48 c7 c2 e8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 b8 07 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48
RSP: 002b:00007ffce1fe0c58 EFLAGS: 00000207 ORIG_RAX: 0000000000000107
RAX: ffffffffffffffda RBX: 0000000000000065 RCX: 00007f5e107d3797
RDX: 0000000000000200 RSI: 00007ffce1fe1e00 RDI: 00000000ffffff9c
RBP: 00007f5e1086733b R08: 0000000000018560 R09: 0000000000000001
R10: 0000000000000000 R11: 0000000000000207 R12: 00007ffce1fe1e00
R13: 00007f5e1086733b R14: 000000000001bb58 R15: 00007ffce1fe3fc0
 </TASK>
Modules linked in:
---[ end trace 2a9a85ccdb11c964 ]---
RIP: 0010:_ocfs2_free_suballoc_bits+0xed2/0x1090 fs/ocfs2/suballoc.c:2494
Code: ff e8 a2 75 95 fe 49 8b 3f 4c 89 f6 48 8b 54 24 28 48 8b 4c 24 48 4c 8b 44 24 18 e8 88 8e 00 00 e9 22 01 00 00 e8 1e 6a 50 fe <0f> 0b e8 17 6a 50 fe 0f 0b 65 44 8b 35 55 5e d9 7c bf 07 00 00 00
RSP: 0018:ffffc9000320f360 EFLAGS: 00010293
RAX: ffffffff8328b6f2 RBX: 1ffff1100d1f2000 RCX: ffff88802bf21dc0
RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000002
RBP: ffffc9000320f4e8 R08: ffffffff8d89e36f R09: 1ffffffff1b13c6d
R10: dffffc0000000000 R11: fffffbfff1b13c6e R12: dffffc0000000000
R13: 0000000000000002 R14: 0000000000000000 R15: ffff888060835000
FS:  0000555563f3f500(0000) GS:ffff8880b9100000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 000027996f9e8000 CR3: 0000000074528000 CR4: 00000000003506e0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400