------------[ cut here ]------------
kernel BUG at fs/ext4/inode.c:2560!
invalid opcode: 0000 [#1] PREEMPT SMP KASAN
CPU: 1 PID: 48 Comm: kworker/u4:3 Not tainted 6.6.0-rc6-syzkaller-00244-gc3200081020d #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/06/2023
Workqueue: writeback wb_workfn (flush-7:0)
RIP: 0010:ext4_do_writepages+0x3c84/0x3c90 fs/ext4/inode.c:2559
Code: c7 30 d5 4c 8d 4c 89 f2 e8 59 f7 35 02 e9 ab fb ff ff e8 3f 4d 4c ff 0f 0b e8 38 4d 4c ff 0f 0b e8 d1 2b 8b 08 e8 2c 4d 4c ff <0f> 0b 66 2e 0f 1f 84 00 00 00 00 00 66 0f 1f 00 55 41 57 41 56 41
RSP: 0018:ffffc90000b8ee60 EFLAGS: 00010293
RAX: ffffffff8241c004 RBX: 0000004000000000 RCX: ffff8880162a8000
RDX: 0000000000000000 RSI: 0000004000000000 RDI: 0000000000000000
RBP: ffffc90000b8f1d0 R08: ffffffff82418890 R09: 1ffff1100ec68a0a
R10: dffffc0000000000 R11: ffffed100ec68a0b R12: 0000000000000001
R13: 0000000004208060 R14: 0000006210000000 R15: ffff8880763452b0
FS:  0000000000000000(0000) GS:ffff8880b9900000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007ffc1fcf77a8 CR3: 0000000027a01000 CR4: 00000000003506e0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 <TASK>
 ext4_writepages+0x203/0x3e0 fs/ext4/inode.c:2764
 do_writepages+0x3a6/0x670 mm/page-writeback.c:2553
 __writeback_single_inode+0x155/0xfa0 fs/fs-writeback.c:1608
 writeback_sb_inodes+0x8e3/0x1210 fs/fs-writeback.c:1899
 wb_writeback+0x44d/0xc60 fs/fs-writeback.c:2075
 wb_do_writeback fs/fs-writeback.c:2222 [inline]
 wb_workfn+0x400/0xff0 fs/fs-writeback.c:2262
 process_one_work kernel/workqueue.c:2630 [inline]
 process_scheduled_works+0x90f/0x1400 kernel/workqueue.c:2703
 worker_thread+0xa5f/0xff0 kernel/workqueue.c:2784
 kthread+0x2d3/0x370 kernel/kthread.c:388
 ret_from_fork+0x48/0x80 arch/x86/kernel/process.c:147
 ret_from_fork_asm+0x11/0x20 arch/x86/entry/entry_64.S:304
 </TASK>
Modules linked in:
---[ end trace 0000000000000000 ]---
RIP: 0010:ext4_do_writepages+0x3c84/0x3c90 fs/ext4/inode.c:2559
Code: c7 30 d5 4c 8d 4c 89 f2 e8 59 f7 35 02 e9 ab fb ff ff e8 3f 4d 4c ff 0f 0b e8 38 4d 4c ff 0f 0b e8 d1 2b 8b 08 e8 2c 4d 4c ff <0f> 0b 66 2e 0f 1f 84 00 00 00 00 00 66 0f 1f 00 55 41 57 41 56 41
RSP: 0018:ffffc90000b8ee60 EFLAGS: 00010293
RAX: ffffffff8241c004 RBX: 0000004000000000 RCX: ffff8880162a8000
RDX: 0000000000000000 RSI: 0000004000000000 RDI: 0000000000000000
RBP: ffffc90000b8f1d0 R08: ffffffff82418890 R09: 1ffff1100ec68a0a
R10: dffffc0000000000 R11: ffffed100ec68a0b R12: 0000000000000001
R13: 0000000004208060 R14: 0000006210000000 R15: ffff8880763452b0
FS:  0000000000000000(0000) GS:ffff8880b9800000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007ffc1fcf5ff8 CR3: 0000000076644000 CR4: 00000000003506f0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400