------------[ cut here ]------------
kernel BUG at fs/ext4/inode.c:2725!
invalid opcode: 0000 [#1] PREEMPT SMP KASAN
CPU: 1 PID: 9 Comm: kworker/u4:0 Not tainted 5.15.82-syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022
Workqueue: writeback wb_workfn (flush-7:0)
RIP: 0010:ext4_writepages+0x3b91/0x3bb0 fs/ext4/inode.c:2724
Code: c6 31 ff e8 51 c7 84 ff 84 db 75 2c e8 38 c4 84 ff 48 bb 00 00 00 00 00 fc ff df 4c 8b 7c 24 48 e9 d3 c9 ff ff e8 1f c4 84 ff <0f> 0b e8 18 c4 84 ff e8 9f a3 14 ff eb a0 e8 0c c4 84 ff e8 93 a3
RSP: 0018:ffffc90000097060 EFLAGS: 00010293
RAX: ffffffff81ebdd81 RBX: 0000008000000000 RCX: ffff888100250000
RDX: 0000000000000000 RSI: 0000008000000000 RDI: 0000000000000000
RBP: ffffc90000097450 R08: ffffffff81eba98f R09: ffffed10211f95bd
R10: ffffed10211f95bd R11: 1ffff110211f95bc R12: ffffc90000097810
R13: 0000000000000001 R14: 0000008410000000 R15: ffffc90000097320
FS:  0000000000000000(0000) GS:ffff8881f7300000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007ffc8db19ff8 CR3: 000000010c1b7000 CR4: 00000000003506a0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 <TASK>
 do_writepages+0x412/0x690 mm/page-writeback.c:2364
 __writeback_single_inode+0xcf/0x6d0 fs/fs-writeback.c:1622
 writeback_sb_inodes+0xb44/0x1930 fs/fs-writeback.c:1905
 wb_writeback+0x401/0x9f0 fs/fs-writeback.c:2079
 wb_do_writeback+0x222/0xbd0 fs/fs-writeback.c:2222
 wb_workfn+0xf8/0x3e0 fs/fs-writeback.c:2263
 process_one_work+0x6db/0xc00 kernel/workqueue.c:2306
 worker_thread+0xb3e/0x1340 kernel/workqueue.c:2453
 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 870c714f4a3f768a ]---
RIP: 0010:ext4_writepages+0x3b91/0x3bb0 fs/ext4/inode.c:2724
Code: c6 31 ff e8 51 c7 84 ff 84 db 75 2c e8 38 c4 84 ff 48 bb 00 00 00 00 00 fc ff df 4c 8b 7c 24 48 e9 d3 c9 ff ff e8 1f c4 84 ff <0f> 0b e8 18 c4 84 ff e8 9f a3 14 ff eb a0 e8 0c c4 84 ff e8 93 a3
RSP: 0018:ffffc90000097060 EFLAGS: 00010293
RAX: ffffffff81ebdd81 RBX: 0000008000000000 RCX: ffff888100250000
RDX: 0000000000000000 RSI: 0000008000000000 RDI: 0000000000000000
RBP: ffffc90000097450 R08: ffffffff81eba98f R09: ffffed10211f95bd
R10: ffffed10211f95bd R11: 1ffff110211f95bc R12: ffffc90000097810
R13: 0000000000000001 R14: 0000008410000000 R15: ffffc90000097320
FS:  0000000000000000(0000) GS:ffff8881f7300000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007ffc8db19ff8 CR3: 000000010c1b7000 CR4: 00000000003506a0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400