------------[ cut here ]------------
kernel BUG at fs/ocfs2/aops.c:1159!
Oops: invalid opcode: 0000 [#1] SMP KASAN PTI
CPU: 0 UID: 0 PID: 11395 Comm: syz.6.551 Not tainted syzkaller #0 PREEMPT(full) 
Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.2-debian-1.16.2-1 04/01/2014
RIP: 0010:ocfs2_write_cluster_by_desc+0x1cc1/0x1cf0
Code: 03 48 8d bc 24 10 02 00 00 48 c7 c6 70 9f 9f 8d ba 6a 04 00 00 48 c7 c1 00 51 ca 8b e8 c8 52 1b 00 90 0f 0b e8 80 7a 26 fe 90 <0f> 0b e8 78 7a 26 fe 90 0f 0b e8 70 7a 26 fe 90 0f 0b e8 68 7a 26
RSP: 0018:ffffc900039a70e0 EFLAGS: 00010293
RAX: ffffffff83993310 RBX: ffff88803409e014 RCX: ffff88801fff3980
RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000
RBP: ffffc900039a7410 R08: ffff888033f72423 R09: 1ffff110067ee484
R10: dffffc0000000000 R11: ffffed10067ee485 R12: ffff88802a084000
R13: dffffc0000000000 R14: 0000000000000000 R15: ffff88803409e014
FS:  0000555576371500(0000) GS:ffff8880b8613000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000556434602ac8 CR3: 000000010f626000 CR4: 00000000000006f0
Call Trace:
 <TASK>
 ocfs2_write_begin_nolock+0x31a3/0x4340
 ocfs2_page_mkwrite+0x600/0xc40
 do_page_mkwrite+0x14d/0x310
 __handle_mm_fault+0x1916/0x5440
 handle_mm_fault+0x40a/0x8e0
 do_user_addr_fault+0x764/0x1390
 exc_page_fault+0x76/0xf0
 asm_exc_page_fault+0x26/0x30
RIP: 0033:0x7f819fb58906
Code: 4c 17 f0 c3 83 fa 08 73 2b 83 fa 04 73 16 83 fa 01 7c 10 8a 0e 74 0a 0f b7 74 16 fe 66 89 74 17 fe 88 0f c3 8b 4c 16 fc 8b 36 <89> 4c 17 fc 89 37 c3 0f 1f 00 48 8b 4c 16 f8 48 8b 36 48 89 37 48
RSP: 002b:00007ffe61ead268 EFLAGS: 00010246
RAX: 0000200000000380 RBX: 0000000000000004 RCX: 0000000000736678
RDX: 0000000000000004 RSI: 0000000000736678 RDI: 0000200000000380
RBP: 00007f819fdd7da0 R08: 0000001b33820000 R09: 0000000000000001
R10: 0000000000000001 R11: 0000000000000009 R12: 00007f819fdd609c
R13: 00007f819fdd6090 R14: fffffffffffffffe R15: 00007ffe61ead380
 </TASK>
Modules linked in:
---[ end trace 0000000000000000 ]---
RIP: 0010:ocfs2_write_cluster_by_desc+0x1cc1/0x1cf0
Code: 03 48 8d bc 24 10 02 00 00 48 c7 c6 70 9f 9f 8d ba 6a 04 00 00 48 c7 c1 00 51 ca 8b e8 c8 52 1b 00 90 0f 0b e8 80 7a 26 fe 90 <0f> 0b e8 78 7a 26 fe 90 0f 0b e8 70 7a 26 fe 90 0f 0b e8 68 7a 26
RSP: 0018:ffffc900039a70e0 EFLAGS: 00010293
RAX: ffffffff83993310 RBX: ffff88803409e014 RCX: ffff88801fff3980
RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000
RBP: ffffc900039a7410 R08: ffff888033f72423 R09: 1ffff110067ee484
R10: dffffc0000000000 R11: ffffed10067ee485 R12: ffff88802a084000
R13: dffffc0000000000 R14: 0000000000000000 R15: ffff88803409e014
FS:  0000555576371500(0000) GS:ffff8881a3c13000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00005555665305c8 CR3: 000000010f626000 CR4: 00000000000006f0
