------------[ cut here ]------------
kernel BUG at fs/ext4/inode.c:2733!
invalid opcode: 0000 [#1] PREEMPT SMP KASAN
CPU: 1 PID: 395 Comm: kworker/u4:3 Not tainted 5.15.167-syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024
Workqueue: writeback wb_workfn (flush-7:0)
RIP: 0010:ext4_writepages+0x3fb2/0x3fd0 fs/ext4/inode.c:2732
Code: 89 de e8 61 78 8b ff 45 84 f6 75 2c e8 c7 75 8b ff 49 be 00 00 00 00 00 fc ff df 4c 8b 64 24 58 e9 d2 c5 ff ff e8 ae 75 8b ff <0f> 0b e8 a7 75 8b ff e8 9e a6 1d ff eb 93 e8 9b 75 8b ff e8 92 a6
RSP: 0018:ffffc90000d07000 EFLAGS: 00010293
RAX: ffffffff81e2e082 RBX: 0000008000000000 RCX: ffff88811efe9100
RDX: 0000000000000000 RSI: 0000008000000000 RDI: 0000000000000000
RBP: ffffc90000d07410 R08: ffffffff81e2d7f2 R09: ffffed10218f8bd7
R10: 0000000000000000 R11: dffffc0000000001 R12: ffffc90000d077d0
R13: 0000000000000000 R14: 000000c410000000 R15: 0000000000000001
FS:  0000000000000000(0000) GS:ffff8881f7100000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 000055556c3f6818 CR3: 000000011c00c000 CR4: 00000000003506a0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 <TASK>
 do_writepages+0x3e8/0x650 mm/page-writeback.c:2386
 __writeback_single_inode+0xdf/0xa70 fs/fs-writeback.c:1647
 writeback_sb_inodes+0xb2a/0x1920 fs/fs-writeback.c:1930
 wb_writeback+0x3b9/0x9e0 fs/fs-writeback.c:2104
 wb_do_writeback fs/fs-writeback.c:2247 [inline]
 wb_workfn+0x3d9/0x1110 fs/fs-writeback.c:2288
 process_one_work+0x6bb/0xc10 kernel/workqueue.c:2310
 worker_thread+0xad2/0x12a0 kernel/workqueue.c:2457
 kthread+0x421/0x510 kernel/kthread.c:334
 ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:287
 </TASK>
Modules linked in:
---[ end trace cab4aa2ee66ce625 ]---
RIP: 0010:ext4_writepages+0x3fb2/0x3fd0 fs/ext4/inode.c:2732
Code: 89 de e8 61 78 8b ff 45 84 f6 75 2c e8 c7 75 8b ff 49 be 00 00 00 00 00 fc ff df 4c 8b 64 24 58 e9 d2 c5 ff ff e8 ae 75 8b ff <0f> 0b e8 a7 75 8b ff e8 9e a6 1d ff eb 93 e8 9b 75 8b ff e8 92 a6
RSP: 0018:ffffc90000d07000 EFLAGS: 00010293
RAX: ffffffff81e2e082 RBX: 0000008000000000 RCX: ffff88811efe9100
RDX: 0000000000000000 RSI: 0000008000000000 RDI: 0000000000000000
RBP: ffffc90000d07410 R08: ffffffff81e2d7f2 R09: ffffed10218f8bd7
R10: 0000000000000000 R11: dffffc0000000001 R12: ffffc90000d077d0
R13: 0000000000000000 R14: 000000c410000000 R15: 0000000000000001
FS:  0000000000000000(0000) GS:ffff8881f7000000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000561c48a24e18 CR3: 000000010c234000 CR4: 00000000003506b0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400