------------[ cut here ]------------
kernel BUG at fs/ocfs2/suballoc.c:2896!
Oops: invalid opcode: 0000 [#1] SMP KASAN PTI
CPU: 1 UID: 0 PID: 17523 Comm: syz.6.1072 Not tainted syzkaller #0 PREEMPT_{RT,(full)} 
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/09/2026
RIP: 0010:_ocfs2_free_suballoc_bits+0x2684/0x2760 fs/ocfs2/suballoc.c:2896
Code: 08 48 8b 54 24 58 e9 47 ea ff ff 89 f9 80 e1 07 fe c1 38 c1 0f 8c 04 f5 ff ff e8 87 08 66 fe e9 fa f4 ff ff e8 2d 03 fd fd 90 <0f> 0b e8 25 03 fd fd e9 a9 00 00 00 89 d9 80 e1 07 fe c1 38 c1 0f
RSP: 0018:ffffc90006a6e7c0 EFLAGS: 00010283
RAX: ffffffff83c7e433 RBX: 0000000000000400 RCX: 0000000000080000
RDX: ffffc90007739000 RSI: 00000000000486a1 RDI: 00000000000486a2
RBP: ffffc90006a6ea28 R08: 0000000000000000 R09: 0000000000000000
R10: dffffc0000000000 R11: fffffbfff1f12d5f R12: ffff888037fa3000
R13: 000000000000040f R14: dffffc0000000000 R15: ffff888061f61c88
FS:  00007f18ac17c6c0(0000) GS:ffff888126250000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007fdd1d3fe010 CR3: 000000003dad6000 CR4: 00000000003526f0
Call Trace:
 <TASK>
 _ocfs2_free_clusters+0x5c6/0xa80 fs/ocfs2/suballoc.c:2998
 ocfs2_replay_truncate_records fs/ocfs2/alloc.c:5988 [inline]
 __ocfs2_flush_truncate_log+0x762/0x1230 fs/ocfs2/alloc.c:6071
 ocfs2_remove_btree_range+0x724/0x15f0 fs/ocfs2/alloc.c:5762
 ocfs2_commit_truncate+0xc60/0x2560 fs/ocfs2/alloc.c:7383
 ocfs2_truncate_file+0xd24/0x1530 fs/ocfs2/file.c:510
 ocfs2_setattr+0x1641/0x1d10 fs/ocfs2/file.c:1219
 notify_change+0xbb8/0xec0 fs/attr.c:556
 do_truncate+0x1c2/0x250 fs/open.c:68
 handle_truncate fs/namei.c:4305 [inline]
 do_open fs/namei.c:4704 [inline]
 path_openat+0x3009/0x3850 fs/namei.c:4859
 do_file_open+0x23e/0x4a0 fs/namei.c:4888
 do_sys_openat2+0x115/0x200 fs/open.c:1395
 do_sys_open fs/open.c:1401 [inline]
 __do_sys_openat fs/open.c:1417 [inline]
 __se_sys_openat fs/open.c:1412 [inline]
 __x64_sys_openat+0x138/0x170 fs/open.c:1412
 do_syscall_x64 arch/x86/entry/syscall_64.c:63 [inline]
 do_syscall_64+0x174/0x580 arch/x86/entry/syscall_64.c:94
 entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7f18adf6ce59
Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 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 e8 ff ff ff f7 d8 64 89 01 48
RSP: 002b:00007f18ac17c028 EFLAGS: 00000246 ORIG_RAX: 0000000000000101
RAX: ffffffffffffffda RBX: 00007f18ae1e6180 RCX: 00007f18adf6ce59
RDX: 0000000000109342 RSI: 0000200000000040 RDI: ffffffffffffff9c
RBP: 00007f18ae002e6f R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007f18ae1e6218 R14: 00007f18ae1e6180 R15: 00007ffee391a4c8
 </TASK>
Modules linked in:
---[ end trace 0000000000000000 ]---
RIP: 0010:_ocfs2_free_suballoc_bits+0x2684/0x2760 fs/ocfs2/suballoc.c:2896
Code: 08 48 8b 54 24 58 e9 47 ea ff ff 89 f9 80 e1 07 fe c1 38 c1 0f 8c 04 f5 ff ff e8 87 08 66 fe e9 fa f4 ff ff e8 2d 03 fd fd 90 <0f> 0b e8 25 03 fd fd e9 a9 00 00 00 89 d9 80 e1 07 fe c1 38 c1 0f
RSP: 0018:ffffc90006a6e7c0 EFLAGS: 00010283
RAX: ffffffff83c7e433 RBX: 0000000000000400 RCX: 0000000000080000
RDX: ffffc90007739000 RSI: 00000000000486a1 RDI: 00000000000486a2
RBP: ffffc90006a6ea28 R08: 0000000000000000 R09: 0000000000000000
R10: dffffc0000000000 R11: fffffbfff1f12d5f R12: ffff888037fa3000
R13: 000000000000040f R14: dffffc0000000000 R15: ffff888061f61c88
FS:  00007f18ac17c6c0(0000) GS:ffff888126250000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007fdd1d5ef68c CR3: 000000003dad6000 CR4: 00000000003526f0