------------[ cut here ]------------
kernel BUG at fs/ext4/inode.c:2722!
invalid opcode: 0000 [#1] PREEMPT SMP KASAN
CPU: 1 PID: 9 Comm: kworker/u4:0 Not tainted 5.15.155-syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/27/2024
Workqueue: writeback wb_workfn (flush-7:4)
RIP: 0010:ext4_writepages+0x3d02/0x3d10 fs/ext4/inode.c:2721
Code: c7 90 8b a8 8c 4c 89 f2 e8 fb 9b 0c 02 e9 bb fb ff ff e8 c1 84 62 ff 0f 0b e8 7a c5 ff 07 e8 b5 84 62 ff 0f 0b e8 ae 84 62 ff <0f> 0b 66 2e 0f 1f 84 00 00 00 00 00 66 90 41 57 41 56 41 54 53 49
RSP: 0018:ffffc90000ce6f60 EFLAGS: 00010293
RAX: ffffffff821dd832 RBX: 0000008000000000 RCX: ffff88813fe90000
RDX: 0000000000000000 RSI: 0000008000000000 RDI: 0000000000000000
RBP: ffffc90000ce7350 R08: ffffffff821da1d0 R09: ffffed100acc1c81
R10: 0000000000000000 R11: dffffc0000000001 R12: ffffc90000ce7220
R13: ffffc90000ce7710 R14: 000000c410000000 R15: 0000000000000001
FS:  0000000000000000(0000) GS:ffff8880b9b00000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f4546d02198 CR3: 000000005c6a0000 CR4: 00000000003506e0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 <TASK>
 do_writepages+0x481/0x730 mm/page-writeback.c:2364
 __writeback_single_inode+0x15b/0xe30 fs/fs-writeback.c:1647
 writeback_sb_inodes+0xbce/0x1a40 fs/fs-writeback.c:1930
 wb_writeback+0x451/0xc50 fs/fs-writeback.c:2104
 wb_do_writeback fs/fs-writeback.c:2247 [inline]
 wb_workfn+0x46c/0x1130 fs/fs-writeback.c:2288
 process_one_work+0x8a1/0x10c0 kernel/workqueue.c:2310
 worker_thread+0xaca/0x1280 kernel/workqueue.c:2457
 kthread+0x3f6/0x4f0 kernel/kthread.c:334
 ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:300
 </TASK>
Modules linked in:
---[ end trace 318de1abe28eb19e ]---
RIP: 0010:ext4_writepages+0x3d02/0x3d10 fs/ext4/inode.c:2721
Code: c7 90 8b a8 8c 4c 89 f2 e8 fb 9b 0c 02 e9 bb fb ff ff e8 c1 84 62 ff 0f 0b e8 7a c5 ff 07 e8 b5 84 62 ff 0f 0b e8 ae 84 62 ff <0f> 0b 66 2e 0f 1f 84 00 00 00 00 00 66 90 41 57 41 56 41 54 53 49
RSP: 0018:ffffc90000ce6f60 EFLAGS: 00010293
RAX: ffffffff821dd832 RBX: 0000008000000000 RCX: ffff88813fe90000
RDX: 0000000000000000 RSI: 0000008000000000 RDI: 0000000000000000
RBP: ffffc90000ce7350 R08: ffffffff821da1d0 R09: ffffed100acc1c81
R10: 0000000000000000 R11: dffffc0000000001 R12: ffffc90000ce7220
R13: ffffc90000ce7710 R14: 000000c410000000 R15: 0000000000000001
FS:  0000000000000000(0000) GS:ffff8880b9b00000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000001b30022000 CR3: 00000000237b8000 CR4: 00000000003506e0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400