------------[ cut here ]------------
kernel BUG at fs/ext4/inode.c:2781!
invalid opcode: 0000 [#1] PREEMPT SMP KASAN
CPU: 0 PID: 41 Comm: kworker/u4:2 Not tainted 6.2.0-rc1-syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022
Workqueue: writeback wb_workfn
 (flush-7:5)
RIP: 0010:ext4_do_writepages+0x29d6/0x36e0 fs/ext4/inode.c:2781
Code: 00 fc ff df 44 89 6c 24 24 48 c1 ea 03 80 3c 02 00 0f 84 91 e6 ff ff 48 8b 3c 24 e8 64 7a aa ff e9 83 e6 ff ff e8 aa 72 5c ff <0f> 0b e8 a3 72 5c ff 48 8b 84 24 c0 00 00 00 48 8d 78 40 48 89 f8
RSP: 0018:ffffc90000b27400 EFLAGS: 00010293

RAX: 0000000000000000 RBX: 0000000000000001 RCX: 0000000000000000
RDX: ffff888017581d40 RSI: ffffffff8224df96 RDI: 0000000000000007
RBP: ffff888072da9460 R08: 0000000000000007 R09: 0000000000000000
R10: 0000000000000001 R11: 0000000000000000 R12: ffffc90000b27600
R13: 0000000000000001 R14: ffff888072da96c0 R15: 00000000000000a4
FS:  0000000000000000(0000) GS:ffff8880b9800000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000000020000040 CR3: 00000000220c7000 CR4: 0000000000350ef0
Call Trace:
 <TASK>
 ext4_writepages+0x27c/0x5a0 fs/ext4/inode.c:2965
 do_writepages+0x1af/0x690 mm/page-writeback.c:2581
 __writeback_single_inode+0x159/0x1440 fs/fs-writeback.c:1598
 writeback_sb_inodes+0x54d/0xf90 fs/fs-writeback.c:1889
 wb_writeback+0x2c5/0xd70 fs/fs-writeback.c:2063
 wb_do_writeback fs/fs-writeback.c:2206 [inline]
 wb_workfn+0x2e0/0x12f0 fs/fs-writeback.c:2246
 process_one_work+0x9bf/0x1710 kernel/workqueue.c:2289
 worker_thread+0x669/0x1090 kernel/workqueue.c:2436
 kthread+0x2e8/0x3a0 kernel/kthread.c:376
 ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:308
 </TASK>
Modules linked in:
---[ end trace 0000000000000000 ]---
RIP: 0010:ext4_do_writepages+0x29d6/0x36e0 fs/ext4/inode.c:2781
Code: 00 fc ff df 44 89 6c 24 24 48 c1 ea 03 80 3c 02 00 0f 84 91 e6 ff ff 48 8b 3c 24 e8 64 7a aa ff e9 83 e6 ff ff e8 aa 72 5c ff <0f> 0b e8 a3 72 5c ff 48 8b 84 24 c0 00 00 00 48 8d 78 40 48 89 f8
RSP: 0018:ffffc90000b27400 EFLAGS: 00010293
RAX: 0000000000000000 RBX: 0000000000000001 RCX: 0000000000000000
RDX: ffff888017581d40 RSI: ffffffff8224df96 RDI: 0000000000000007
RBP: ffff888072da9460 R08: 0000000000000007 R09: 0000000000000000
R10: 0000000000000001 R11: 0000000000000000 R12: ffffc90000b27600
R13: 0000000000000001 R14: ffff888072da96c0 R15: 00000000000000a4
FS:  0000000000000000(0000) GS:ffff8880b9900000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f450cfbd718 CR3: 000000007d421000 CR4: 0000000000350ee0