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kernel BUG at fs/ocfs2/suballoc.c:2484!
invalid opcode: 0000 [#1] PREEMPT SMP KASAN
CPU: 0 PID: 4264 Comm: syz-executor Not tainted syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
RIP: 0010:_ocfs2_free_suballoc_bits+0xf5d/0x1170 fs/ocfs2/suballoc.c:2484
Code: f7 e8 f7 5f 8a fe 49 8b 3e 4c 89 fe 48 8b 54 24 20 48 8b 4c 24 40 4c 8b 44 24 10 e8 ad 91 00 00 e9 2d 01 00 00 e8 83 2e 3a fe <0f> 0b e8 7c 2e 3a fe 0f 0b 65 44 8b 3d 42 68 bb 7c 48 c7 c0 30 10
RSP: 0000:ffffc900041d7340 EFLAGS: 00010293
RAX: ffffffff8346b14d RBX: 1ffff1100a8f7000 RCX: ffff888025811dc0
RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000002
RBP: ffffc900041d74c8 R08: dffffc0000000000 R09: fffffbfff1bfe1c6
R10: fffffbfff1bfe1c6 R11: 1ffffffff1bfe1c5 R12: ffff8880547a4d98
R13: 0000000000000002 R14: 0000000000000000 R15: ffff88804c923000
FS:  000055559041f500(0000) GS:ffff8880b8e00000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f5e4c68df98 CR3: 000000005c8be000 CR4: 00000000003506f0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 <TASK>
 ocfs2_free_suballoc_bits fs/ocfs2/suballoc.c:2521 [inline]
 ocfs2_free_dinode+0xad/0xd0 fs/ocfs2/suballoc.c:2536
 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+0x1bfe/0x41f0 fs/ocfs2/inode.c:1219
 evict+0x485/0x870 fs/inode.c:705
 d_delete_notify include/linux/fsnotify.h:267 [inline]
 vfs_rmdir+0x397/0x4d0 fs/namei.c:4212
 do_rmdir+0x288/0x5e0 fs/namei.c:4260
 __do_sys_unlinkat fs/namei.c:4440 [inline]
 __se_sys_unlinkat fs/namei.c:4434 [inline]
 __x64_sys_unlinkat+0xc0/0xe0 fs/namei.c:4434
 do_syscall_x64 arch/x86/entry/common.c:51 [inline]
 do_syscall_64+0x4c/0xa0 arch/x86/entry/common.c:81
 entry_SYSCALL_64_after_hwframe+0x68/0xd2
RIP: 0033:0x7f50b418ed27
Code: 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 b8 07 01 00 00 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:00007ffdc894f528 EFLAGS: 00000207 ORIG_RAX: 0000000000000107
RAX: ffffffffffffffda RBX: 0000000000000065 RCX: 00007f50b418ed27
RDX: 0000000000000200 RSI: 00007ffdc89506d0 RDI: 00000000ffffff9c
RBP: 00007f50b4213d7d R08: 000055559044266b R09: 0000000000000000
R10: 0000000000001000 R11: 0000000000000207 R12: 00007ffdc89506d0
R13: 00007f50b4213d7d R14: 0000000000027c63 R15: 00007ffdc8952890
 </TASK>
Modules linked in:
---[ end trace 0000000000000000 ]---
RIP: 0010:_ocfs2_free_suballoc_bits+0xf5d/0x1170 fs/ocfs2/suballoc.c:2484
Code: f7 e8 f7 5f 8a fe 49 8b 3e 4c 89 fe 48 8b 54 24 20 48 8b 4c 24 40 4c 8b 44 24 10 e8 ad 91 00 00 e9 2d 01 00 00 e8 83 2e 3a fe <0f> 0b e8 7c 2e 3a fe 0f 0b 65 44 8b 3d 42 68 bb 7c 48 c7 c0 30 10
RSP: 0000:ffffc900041d7340 EFLAGS: 00010293
RAX: ffffffff8346b14d RBX: 1ffff1100a8f7000 RCX: ffff888025811dc0
RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000002
RBP: ffffc900041d74c8 R08: dffffc0000000000 R09: fffffbfff1bfe1c6
R10: fffffbfff1bfe1c6 R11: 1ffffffff1bfe1c5 R12: ffff8880547a4d98
R13: 0000000000000002 R14: 0000000000000000 R15: ffff88804c923000
FS:  000055559041f500(0000) GS:ffff8880b8e00000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f4e2c172a60 CR3: 000000005c8be000 CR4: 00000000003506f0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400