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kernel BUG at fs/ext4/inode.c:2747!
invalid opcode: 0000 [#1] PREEMPT SMP KASAN
CPU: 0 PID: 43 Comm: kworker/u4:2 Not tainted 6.1.25-syzkaller-00037-g4a207efbe0b5 #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/03/2023
Workqueue: writeback wb_workfn (flush-7:4)
RIP: 0010:ext4_writepages+0x3f95/0x3fb0 fs/ext4/inode.c:2746
Code: 37 82 ff 31 ff 89 de e8 19 37 82 ff 45 84 f6 75 27 e8 7f 34 82 ff 49 be 00 00 00 00 00 fc ff df e9 8e f6 ff ff e8 6b 34 82 ff <0f> 0b e8 64 34 82 ff e8 2b cf 0d ff eb a0 e8 58 34 82 ff e8 1f cf
RSP: 0018:ffffc900002cf000 EFLAGS: 00010293
RAX: ffffffff81f2b0a5 RBX: 0000008000000000 RCX: ffff88810039a880
RDX: 0000000000000000 RSI: 0000008000000000 RDI: 0000000000000000
RBP: ffffc900002cf410 R08: ffffffff81f277c5 R09: ffffed10217a289f
R10: 0000000000000000 R11: dffffc0000000001 R12: 0000000000000001
R13: ffffc900002cf7f0 R14: 000000c410000000 R15: 0000000010000021
FS:  0000000000000000(0000) GS:ffff8881f7000000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f2533489000 CR3: 000000014d606000 CR4: 00000000003506b0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 <TASK>
 do_writepages+0x385/0x620 mm/page-writeback.c:2472
 __writeback_single_inode+0xdc/0xb80 fs/fs-writeback.c:1590
 writeback_sb_inodes+0xb33/0x18f0 fs/fs-writeback.c:1881
 wb_writeback+0x3b9/0x9f0 fs/fs-writeback.c:2055
 wb_do_writeback fs/fs-writeback.c:2198 [inline]
 wb_workfn+0x399/0x1030 fs/fs-writeback.c:2238
 process_one_work+0x73d/0xcb0 kernel/workqueue.c:2296
 worker_thread+0xa60/0x1260 kernel/workqueue.c:2443
 kthread+0x26d/0x300 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+0x3f95/0x3fb0 fs/ext4/inode.c:2746
Code: 37 82 ff 31 ff 89 de e8 19 37 82 ff 45 84 f6 75 27 e8 7f 34 82 ff 49 be 00 00 00 00 00 fc ff df e9 8e f6 ff ff e8 6b 34 82 ff <0f> 0b e8 64 34 82 ff e8 2b cf 0d ff eb a0 e8 58 34 82 ff e8 1f cf
RSP: 0018:ffffc900002cf000 EFLAGS: 00010293

RAX: ffffffff81f2b0a5 RBX: 0000008000000000 RCX: ffff88810039a880