------------[ cut here ]------------
kernel BUG at fs/ext4/inode.c:2738!
invalid opcode: 0000 [#1] PREEMPT SMP KASAN
CPU: 0 PID: 10 Comm: kworker/u4:1 Not tainted 5.15.76-syzkaller-00628-g92f701cae0bc #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022
Workqueue: writeback wb_workfn (flush-7:3)
RIP: 0010:ext4_writepages+0x3b91/0x3bb0 fs/ext4/inode.c:2737
Code: c6 31 ff e8 81 6f 81 ff 84 db 75 2c e8 68 6c 81 ff 48 bb 00 00 00 00 00 fc ff df 4c 8b 7c 24 48 e9 d3 c9 ff ff e8 4f 6c 81 ff <0f> 0b e8 48 6c 81 ff e8 5f 5e 10 ff eb a0 e8 3c 6c 81 ff e8 53 5e
RSP: 0018:ffffc900000a7060 EFLAGS: 00010293
RAX: ffffffff81f02341 RBX: 0000008000000000 RCX: ffff8881003593c0
RDX: 0000000000000000 RSI: 0000008000000000 RDI: 0000000000000000
RBP: ffffc900000a7450 R08: ffffffff81efef4f R09: ffffed1021352bbb
R10: ffffed1021352bbb R11: 1ffff11021352bba R12: ffffc900000a7810
R13: 0000000000000001 R14: 0000008410000000 R15: ffffc900000a7320
FS:  0000000000000000(0000) GS:ffff8881f7000000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007fff59252e88 CR3: 000000011c850000 CR4: 00000000003506b0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 <TASK>
 do_writepages+0x442/0x6c0 mm/page-writeback.c:2364
 __writeback_single_inode+0xcf/0x6d0 fs/fs-writeback.c:1622
 writeback_sb_inodes+0xb1d/0x1910 fs/fs-writeback.c:1897
 wb_writeback+0x401/0x9e0 fs/fs-writeback.c:2071
 wb_do_writeback+0x222/0xbd0 fs/fs-writeback.c:2214
 wb_workfn+0xf8/0x3e0 fs/fs-writeback.c:2255
 process_one_work+0x6db/0xc00 kernel/workqueue.c:2313
 worker_thread+0xb3e/0x1340 kernel/workqueue.c:2460
 kthread+0x41c/0x500 kernel/kthread.c:319
 ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:298
 </TASK>
Modules linked in:
---[ end trace ba27c51b693b40c4 ]---
RIP: 0010:ext4_writepages+0x3b91/0x3bb0 fs/ext4/inode.c:2737
Code: c6 31 ff e8 81 6f 81 ff 84 db 75 2c e8 68 6c 81 ff 48 bb 00 00 00 00 00 fc ff df 4c 8b 7c 24 48 e9 d3 c9 ff ff e8 4f 6c 81 ff <0f> 0b e8 48 6c 81 ff e8 5f 5e 10 ff eb a0 e8 3c 6c 81 ff e8 53 5e
RSP: 0018:ffffc900000a7060 EFLAGS: 00010293

RAX: ffffffff81f02341 RBX: 0000008000000000 RCX: ffff8881003593c0
RDX: 0000000000000000 RSI: 0000008000000000 RDI: 0000000000000000
RBP: ffffc900000a7450 R08: ffffffff81efef4f R09: ffffed1021352bbb
R10: ffffed1021352bbb R11: 1ffff11021352bba R12: ffffc900000a7810
R13: 0000000000000001 R14: 0000008410000000 R15: ffffc900000a7320
FS:  0000000000000000(0000) GS:ffff8881f7100000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f71572e3d48 CR3: 000000011c831000 CR4: 00000000003506a0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400