------------[ 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 6.1.0-rc7-syzkaller-00101-g01f856ae6d0c #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+0x2550/0x3da0 fs/ext4/inode.c:2738
Code: e1 be 00 10 00 00 4c 89 ef 48 d3 ee ba 01 00 00 00 e8 64 21 fe ff 83 c0 01 89 84 24 c4 00 00 00 e9 4d e1 ff ff e8 70 ab 5f ff <0f> 0b e8 69 ab 5f ff 44 0f b6 a4 24 eb 00 00 00 89 5c 24 08 e9 7e
RSP: 0000:ffffc9000030f310 EFLAGS: 00010293
RAX: 0000000000000000 RBX: 0000000000000001 RCX: 0000000000000000
RDX: ffff888012e7e280 RSI: ffffffff821f9050 RDI: 0000000000000007
RBP: ffff8880432c3250 R08: 0000000000000007 R09: 0000000000000000
R10: 0000000000000001 R11: 0000000000000000 R12: 0000000000000001
R13: ffff8880432c34b0 R14: ffffc9000030f908 R15: ffff88801dae0000
FS:  0000000000000000(0000) GS:ffff8880b9a00000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000001b30a28000 CR3: 0000000020f6e000 CR4: 00000000003506f0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 <TASK>
 do_writepages+0x1af/0x690 mm/page-writeback.c:2469
 __writeback_single_inode+0x159/0x1440 fs/fs-writeback.c:1587
 writeback_sb_inodes+0x54d/0xf90 fs/fs-writeback.c:1878
 __writeback_inodes_wb+0xc6/0x280 fs/fs-writeback.c:1949
 wb_writeback+0x8d6/0xd70 fs/fs-writeback.c:2054
 wb_check_start_all fs/fs-writeback.c:2176 [inline]
 wb_do_writeback fs/fs-writeback.c:2202 [inline]
 wb_workfn+0xb3e/0x12f0 fs/fs-writeback.c:2235
 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:306
 </TASK>
Modules linked in:
---[ end trace 0000000000000000 ]---
RIP: 0010:ext4_writepages+0x2550/0x3da0 fs/ext4/inode.c:2738
Code: e1 be 00 10 00 00 4c 89 ef 48 d3 ee ba 01 00 00 00 e8 64 21 fe ff 83 c0 01 89 84 24 c4 00 00 00 e9 4d e1 ff ff e8 70 ab 5f ff <0f> 0b e8 69 ab 5f ff 44 0f b6 a4 24 eb 00 00 00 89 5c 24 08 e9 7e
RSP: 0000:ffffc9000030f310 EFLAGS: 00010293
RAX: 0000000000000000 RBX: 0000000000000001 RCX: 0000000000000000
RDX: ffff888012e7e280 RSI: ffffffff821f9050 RDI: 0000000000000007
RBP: ffff8880432c3250 R08: 0000000000000007 R09: 0000000000000000
R10: 0000000000000001 R11: 0000000000000000 R12: 0000000000000001
R13: ffff8880432c34b0 R14: ffffc9000030f908 R15: ffff88801dae0000
FS:  0000000000000000(0000) GS:ffff8880b9b00000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000000020015038 CR3: 000000004f84c000 CR4: 00000000003506e0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400