------------[ cut here ]------------
kernel BUG at fs/ocfs2/aops.c:1180!
invalid opcode: 0000 [#1] PREEMPT SMP KASAN
CPU: 1 PID: 6347 Comm: syz.7.373 Not tainted syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
RIP: 0010:ocfs2_write_cluster fs/ocfs2/aops.c:1180 [inline]
RIP: 0010:ocfs2_write_cluster_by_desc+0x1c71/0x1c90 fs/ocfs2/aops.c:1241
Code: 4c 8b 03 48 8d bc 24 10 02 00 00 48 c7 c6 5e 60 24 8c ba 7f 04 00 00 48 c7 c1 c0 df ab 8a e8 86 ff 19 00 0f 0b e8 5f ac 48 fe <0f> 0b e8 58 ac 48 fe 0f 0b e8 51 ac 48 fe 0f 0b e8 4a ac 48 fe 0f
RSP: 0018:ffffc900036f6440 EFLAGS: 00010246
RAX: ffffffff83383371 RBX: ffff88814e69e014 RCX: 0000000000080000
RDX: ffffc90014c39000 RSI: 000000000007ffff RDI: 0000000000080000
RBP: ffffc900036f6770 R08: dffffc0000000000 R09: ffffed1029192805
R10: ffffed1029192805 R11: 1ffff11029192804 R12: ffff88803064c000
R13: dffffc0000000000 R14: 0000000000000000 R15: ffff88814e69e014
FS:  00007fcae35f66c0(0000) GS:ffff8880b8f00000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007fa1df57f000 CR3: 000000002e818000 CR4: 00000000003506e0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 <TASK>
 ocfs2_write_begin_nolock+0x2fed/0x4270 fs/ocfs2/aops.c:1817
 ocfs2_dio_wr_get_block+0xb6d/0x17a0 fs/ocfs2/aops.c:2239
 get_more_blocks fs/direct-io.c:659 [inline]
 do_direct_IO fs/direct-io.c:947 [inline]
 __blockdev_direct_IO+0x16a9/0x3450 fs/direct-io.c:1260
 ocfs2_direct_IO+0x23e/0x2b0 fs/ocfs2/aops.c:2468
 generic_file_direct_write+0x10f/0x330 mm/filemap.c:3787
 __generic_file_write_iter+0x15f/0x2a0 mm/filemap.c:3945
 ocfs2_file_write_iter+0x1593/0x1df0 fs/ocfs2/file.c:2469
 do_iter_readv_writev fs/read_write.c:-1 [inline]
 do_iter_write+0x62d/0xaf0 fs/read_write.c:861
 iter_file_splice_write+0x665/0xc50 fs/splice.c:685
 do_splice_from fs/splice.c:763 [inline]
 direct_splice_actor+0xe1/0x130 fs/splice.c:950
 splice_direct_to_actor+0x480/0xb60 fs/splice.c:896
 do_splice_direct+0x1b0/0x2b0 fs/splice.c:1002
 do_sendfile+0x5cc/0xeb0 fs/read_write.c:1255
 __do_sys_sendfile64 fs/read_write.c:1323 [inline]
 __se_sys_sendfile64+0x13b/0x190 fs/read_write.c:1309
 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: 0033:0x7fcae538f749
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:00007fcae35f6038 EFLAGS: 00000246 ORIG_RAX: 0000000000000028
RAX: ffffffffffffffda RBX: 00007fcae55e5fa0 RCX: 00007fcae538f749
RDX: 0000000000000000 RSI: 0000000000000008 RDI: 0000000000000007
RBP: 00007fcae5413f91 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000020fffe82 R11: 0000000000000246 R12: 0000000000000000
R13: 00007fcae55e6038 R14: 00007fcae55e5fa0 R15: 00007fffd88a2858
 </TASK>
Modules linked in:
---[ end trace 0000000000000000 ]---
RIP: 0010:ocfs2_write_cluster fs/ocfs2/aops.c:1180 [inline]
RIP: 0010:ocfs2_write_cluster_by_desc+0x1c71/0x1c90 fs/ocfs2/aops.c:1241
Code: 4c 8b 03 48 8d bc 24 10 02 00 00 48 c7 c6 5e 60 24 8c ba 7f 04 00 00 48 c7 c1 c0 df ab 8a e8 86 ff 19 00 0f 0b e8 5f ac 48 fe <0f> 0b e8 58 ac 48 fe 0f 0b e8 51 ac 48 fe 0f 0b e8 4a ac 48 fe 0f
RSP: 0018:ffffc900036f6440 EFLAGS: 00010246
RAX: ffffffff83383371 RBX: ffff88814e69e014 RCX: 0000000000080000
RDX: ffffc90014c39000 RSI: 000000000007ffff RDI: 0000000000080000
RBP: ffffc900036f6770 R08: dffffc0000000000 R09: ffffed1029192805
R10: ffffed1029192805 R11: 1ffff11029192804 R12: ffff88803064c000
R13: dffffc0000000000 R14: 0000000000000000 R15: ffff88814e69e014
FS:  00007fcae35f66c0(0000) GS:ffff8880b8f00000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007fa1df57f000 CR3: 000000002e818000 CR4: 00000000003506e0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400