------------[ cut here ]------------
kernel BUG at fs/ocfs2/suballoc.c:1387!
invalid opcode: 0000 [#1] PREEMPT SMP KASAN
CPU: 1 PID: 5484 Comm: syz.3.238 Not tainted syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
RIP: 0010:ocfs2_find_victim_chain fs/ocfs2/suballoc.c:1387 [inline]
RIP: 0010:ocfs2_claim_suballoc_bits+0x2153/0x22d0 fs/ocfs2/suballoc.c:1927
Code: c3 9d 8a fe e9 66 fb ff ff e8 09 6c 3a fe 0f 0b e8 02 6c 3a fe 0f 0b e8 fb 6b 3a fe 0f 0b e8 f4 6b 3a fe 0f 0b e8 ed 6b 3a fe <0f> 0b e8 e6 6b 3a fe 0f 0b 4d 89 f4 65 44 8b 35 a9 a5 bb 7c 48 c7
RSP: 0018:ffffc90003c7f3e0 EFLAGS: 00010287
RAX: ffffffff834673e3 RBX: 0000000000000000 RCX: 0000000000080000
RDX: ffffc9000e281000 RSI: 00000000000199ab RDI: 00000000000199ac
RBP: ffffc90003c7f670 R08: ffffc90003c7f700 R09: ffffc90003c7f700
R10: fffff5200078fee4 R11: 1ffff9200078fee0 R12: ffff888051908400
R13: ffff888023bb6f08 R14: 0000000000000002 R15: dffffc0000000000
FS:  00007fe0b29c86c0(0000) GS:ffff8880b8f00000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007fd9b9297b70 CR3: 000000007cb35000 CR4: 00000000003506e0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 <TASK>
 ocfs2_claim_new_inode+0x326/0x780 fs/ocfs2/suballoc.c:2210
 ocfs2_mknod_locked+0xfd/0x240 fs/ocfs2/namei.c:635
 ocfs2_symlink+0x135b/0x2650 fs/ocfs2/namei.c:1937
 vfs_symlink+0x247/0x3d0 fs/namei.c:4479
 do_symlinkat+0x1ae/0x3f0 fs/namei.c:4508
 __do_sys_symlinkat fs/namei.c:4525 [inline]
 __se_sys_symlinkat fs/namei.c:4522 [inline]
 __x64_sys_symlinkat+0x95/0xa0 fs/namei.c:4522
 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: 0033:0x7fe0b1b8f749
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:00007fe0b29c8038 EFLAGS: 00000246 ORIG_RAX: 000000000000010a
RAX: ffffffffffffffda RBX: 00007fe0b1de5fa0 RCX: 00007fe0b1b8f749
RDX: 0000200000000200 RSI: ffffffffffffff9c RDI: 00002000000001c0
RBP: 00007fe0b1c13f91 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007fe0b1de6038 R14: 00007fe0b1de5fa0 R15: 00007ffcd34b0c78
 </TASK>
Modules linked in:
---[ end trace 0000000000000000 ]---
RIP: 0010:ocfs2_find_victim_chain fs/ocfs2/suballoc.c:1387 [inline]
RIP: 0010:ocfs2_claim_suballoc_bits+0x2153/0x22d0 fs/ocfs2/suballoc.c:1927
Code: c3 9d 8a fe e9 66 fb ff ff e8 09 6c 3a fe 0f 0b e8 02 6c 3a fe 0f 0b e8 fb 6b 3a fe 0f 0b e8 f4 6b 3a fe 0f 0b e8 ed 6b 3a fe <0f> 0b e8 e6 6b 3a fe 0f 0b 4d 89 f4 65 44 8b 35 a9 a5 bb 7c 48 c7
RSP: 0018:ffffc90003c7f3e0 EFLAGS: 00010287
RAX: ffffffff834673e3 RBX: 0000000000000000 RCX: 0000000000080000
RDX: ffffc9000e281000 RSI: 00000000000199ab RDI: 00000000000199ac
RBP: ffffc90003c7f670 R08: ffffc90003c7f700 R09: ffffc90003c7f700
R10: fffff5200078fee4 R11: 1ffff9200078fee0 R12: ffff888051908400
R13: ffff888023bb6f08 R14: 0000000000000002 R15: dffffc0000000000
FS:  00007fe0b29c86c0(0000) GS:ffff8880b8e00000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f58f8fb7198 CR3: 000000007cb35000 CR4: 00000000003506f0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400