------------[ cut here ]------------
kernel BUG at fs/ext4/inode.c:2739!
invalid opcode: 0000 [#1] PREEMPT SMP KASAN
CPU: 1 PID: 1080 Comm: kworker/u4:5 Not tainted 6.1.0-rc8-syzkaller-00164-g4cee37b3a4e6 #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022
Workqueue: writeback wb_workfn (flush-7:1)
RIP: 0010:ext4_writepages+0x3bd4/0x3be0 fs/ext4/inode.c:2738
Code: c7 30 83 2b 8d 4c 89 fa e8 c9 4e 32 02 e9 a6 fb ff ff e8 9f dc 52 ff 0f 0b e8 98 dc 52 ff 0f 0b e8 61 b0 5a 08 e8 8c dc 52 ff <0f> 0b 66 2e 0f 1f 84 00 00 00 00 00 41 57 41 56 41 55 41 54 53 49
RSP: 0018:ffffc90004f46ea0 EFLAGS: 00010293
RAX: ffffffff8237c414 RBX: 0000008000000000 RCX: ffff8880207eba80
RDX: 0000000000000000 RSI: 0000008000000000 RDI: 0000000000000000
RBP: ffffc90004f47290 R08: ffffffff82378e12 R09: ffffed1005ddbdd6
R10: ffffed1005ddbdd6 R11: 1ffff11005ddbdd5 R12: ffff88802eedf130
R13: 0000000000000001 R14: 0000008410000000 R15: ffff88802eedf108
FS:  0000000000000000(0000) GS:ffff8880b9900000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f0a11a2f000 CR3: 00000000297a7000 CR4: 00000000003506e0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 <TASK>
 do_writepages+0x3c3/0x680 mm/page-writeback.c:2469
 __writeback_single_inode+0xd1/0x670 fs/fs-writeback.c:1587
 writeback_sb_inodes+0xb3b/0x18f0 fs/fs-writeback.c:1878
 __writeback_inodes_wb+0x125/0x420 fs/fs-writeback.c:1949
 wb_writeback+0x440/0x7b0 fs/fs-writeback.c:2054
 wb_check_start_all fs/fs-writeback.c:2176 [inline]
 wb_do_writeback fs/fs-writeback.c:2202 [inline]
 wb_workfn+0x827/0xef0 fs/fs-writeback.c:2235
 process_one_work+0x877/0xdb0 kernel/workqueue.c:2289
 worker_thread+0xb14/0x1330 kernel/workqueue.c:2436
 kthread+0x266/0x300 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+0x3bd4/0x3be0 fs/ext4/inode.c:2738
Code: c7 30 83 2b 8d 4c 89 fa e8 c9 4e 32 02 e9 a6 fb ff ff e8 9f dc 52 ff 0f 0b e8 98 dc 52 ff 0f 0b e8 61 b0 5a 08 e8 8c dc 52 ff <0f> 0b 66 2e 0f 1f 84 00 00 00 00 00 41 57 41 56 41 55 41 54 53 49
RSP: 0018:ffffc90004f46ea0 EFLAGS: 00010293
RAX: ffffffff8237c414 RBX: 0000008000000000 RCX: ffff8880207eba80
RDX: 0000000000000000 RSI: 0000008000000000 RDI: 0000000000000000
RBP: ffffc90004f47290 R08: ffffffff82378e12 R09: ffffed1005ddbdd6
R10: ffffed1005ddbdd6 R11: 1ffff11005ddbdd5 R12: ffff88802eedf130
R13: 0000000000000001 R14: 0000008410000000 R15: ffff88802eedf108
FS:  0000000000000000(0000) GS:ffff8880b9900000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f0a11a2f000 CR3: 0000000041094000 CR4: 00000000003506e0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400