ocfs2: Mounting device (7,3) on (node local, slot 0) with ordered data mode.
------------[ cut here ]------------
kernel BUG at fs/ocfs2/suballoc.c:1387!
invalid opcode: 0000 [#1] PREEMPT SMP KASAN
CPU: 0 PID: 5890 Comm: syz.3.15 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+0x2107/0x2230 fs/ocfs2/suballoc.c:1927
Code: 8f bb 82 fe e9 8c fb ff ff e8 15 4d 2b fe 0f 0b e8 0e 4d 2b fe 0f 0b e8 07 4d 2b fe 0f 0b e8 00 4d 2b fe 0f 0b e8 f9 4c 2b fe <0f> 0b e8 f2 4c 2b fe 0f 0b f3 0f 1e fa 4d 89 f4 65 8b 1d ee 71 a9
RSP: 0018:ffffc90004a3f400 EFLAGS: 00010283
RAX: ffffffff835a43c7 RBX: 0000000000000000 RCX: 0000000000080000
RDX: ffffc9000d54b000 RSI: 0000000000014733 RDI: 0000000000014734
RBP: ffffc90004a3f690 R08: ffffc90004a3f720 R09: 0000000000000000
R10: ffffc90004a3f720 R11: fffff52000947ee8 R12: ffff888065166400
R13: ffff888076fed488 R14: 0000000000000002 R15: dffffc0000000000
FS:  00007f79e9df66c0(0000) GS:ffff8880b8e00000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000001b2d123ffc CR3: 0000000062b68000 CR4: 00000000003506f0
Call Trace:
 <TASK>
 ocfs2_claim_new_inode+0x32a/0x780 fs/ocfs2/suballoc.c:2210
 ocfs2_mknod_locked+0x101/0x250 fs/ocfs2/namei.c:635
 ocfs2_symlink+0x12d9/0x2550 fs/ocfs2/namei.c:1940
 vfs_symlink+0x138/0x2b0 fs/namei.c:4481
 do_symlinkat+0x1b2/0x3f0 fs/namei.c:4507
 __do_sys_symlinkat fs/namei.c:4523 [inline]
 __se_sys_symlinkat fs/namei.c:4520 [inline]
 __x64_sys_symlinkat+0x99/0xb0 fs/namei.c:4520
 do_syscall_x64 arch/x86/entry/common.c:51 [inline]
 do_syscall_64+0x55/0xb0 arch/x86/entry/common.c:81
 entry_SYSCALL_64_after_hwframe+0x68/0xd2
RIP: 0033:0x7f79ebb8f749
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:00007f79e9df6038 EFLAGS: 00000246 ORIG_RAX: 000000000000010a
RAX: ffffffffffffffda RBX: 00007f79ebde5fa0 RCX: 00007f79ebb8f749
RDX: 0000200000000200 RSI: ffffffffffffff9c RDI: 00002000000001c0
RBP: 00007f79ebc13f91 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007f79ebde6038 R14: 00007f79ebde5fa0 R15: 00007ffe9a915fb8
 </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+0x2107/0x2230 fs/ocfs2/suballoc.c:1927
Code: 8f bb 82 fe e9 8c fb ff ff e8 15 4d 2b fe 0f 0b e8 0e 4d 2b fe 0f 0b e8 07 4d 2b fe 0f 0b e8 00 4d 2b fe 0f 0b e8 f9 4c 2b fe <0f> 0b e8 f2 4c 2b fe 0f 0b f3 0f 1e fa 4d 89 f4 65 8b 1d ee 71 a9
RSP: 0018:ffffc90004a3f400 EFLAGS: 00010283
RAX: ffffffff835a43c7 RBX: 0000000000000000 RCX: 0000000000080000
RDX: ffffc9000d54b000 RSI: 0000000000014733 RDI: 0000000000014734
RBP: ffffc90004a3f690 R08: ffffc90004a3f720 R09: 0000000000000000
R10: ffffc90004a3f720 R11: fffff52000947ee8 R12: ffff888065166400
R13: ffff888076fed488 R14: 0000000000000002 R15: dffffc0000000000
FS:  00007f79e9df66c0(0000) GS:ffff8880b8f00000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f23d1372a60 CR3: 0000000062b68000 CR4: 00000000003506e0