------------[ cut here ]------------
kernel BUG at fs/ext4/inode.c:2746!
invalid opcode: 0000 [#1] PREEMPT SMP KASAN
CPU: 0 PID: 17474 Comm: syz-executor.5 Not tainted 6.1.27-syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/14/2023
RIP: 0010:ext4_writepages+0x3dd9/0x3de0 fs/ext4/inode.c:2745
Code: c7 90 b1 0b 8d 4c 89 f2 e8 d4 66 26 02 e9 b9 fb ff ff e8 fa 2c 51 ff 0f 0b e8 f3 2c 51 ff 0f 0b e8 ec dc 48 08 e8 e7 2c 51 ff <0f> 0b 0f 1f 44 00 00 41 57 41 56 41 55 41 54 53 49 89 f7 49 89 fe
RSP: 0018:ffffc900034bf0a0 EFLAGS: 00010293
RAX: ffffffff82389bd9 RBX: 0000008000000000 RCX: ffff888024769d40
RDX: 0000000000000000 RSI: 0000008000000000 RDI: 0000000000000000
RBP: ffffc900034bf490 R08: ffffffff82386490 R09: ffffed101018eb54
R10: 0000000000000000 R11: dffffc0000000001 R12: 0000000000000001
R13: ffffc900034bf6c0 R14: 000000d410000000 R15: ffffc900034bf360
FS:  0000000000000000(0000) GS:ffff8880b9800000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000000020404030 CR3: 0000000028f64000 CR4: 00000000003506f0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 <TASK>
 do_writepages+0x3a2/0x670 mm/page-writeback.c:2469
 filemap_fdatawrite_wbc+0x121/0x180 mm/filemap.c:388
 __filemap_fdatawrite_range mm/filemap.c:421 [inline]
 __filemap_fdatawrite mm/filemap.c:427 [inline]
 filemap_flush+0x11a/0x170 mm/filemap.c:454
 ext4_release_file+0x7d/0x300 fs/ext4/file.c:158
 __fput+0x3b7/0x890 fs/file_table.c:320
 task_work_run+0x246/0x300 kernel/task_work.c:179
 exit_task_work include/linux/task_work.h:38 [inline]
 do_exit+0x6fb/0x2300 kernel/exit.c:869
 do_group_exit+0x202/0x2b0 kernel/exit.c:1019
 get_signal+0x16f7/0x17d0 kernel/signal.c:2858
 arch_do_signal_or_restart+0xb0/0x1a10 arch/x86/kernel/signal.c:869
 exit_to_user_mode_loop+0x6a/0x100 kernel/entry/common.c:168
 exit_to_user_mode_prepare+0xb1/0x140 kernel/entry/common.c:204
 __syscall_exit_to_user_mode_work kernel/entry/common.c:286 [inline]
 syscall_exit_to_user_mode+0x60/0x270 kernel/entry/common.c:297
 do_syscall_64+0x49/0xb0 arch/x86/entry/common.c:86
 entry_SYSCALL_64_after_hwframe+0x63/0xcd
RIP: 0033:0x7f349fa8c169
Code: Unable to access opcode bytes at 0x7f349fa8c13f.
RSP: 002b:00007f34a0755168 EFLAGS: 00000246 ORIG_RAX: 00000000000000e4
RAX: fffffffffffffff2 RBX: 00007f349fbabf80 RCX: 00007f349fa8c169
RDX: 0000000000000000 RSI: 0000000020000400 RDI: 0000000000000000
RBP: 00007f349fae7ca1 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007ffc9db98baf R14: 00007f34a0755300 R15: 0000000000022000
 </TASK>
Modules linked in:
---[ end trace 0000000000000000 ]---
RIP: 0010:ext4_writepages+0x3dd9/0x3de0 fs/ext4/inode.c:2745
Code: c7 90 b1 0b 8d 4c 89 f2 e8 d4 66 26 02 e9 b9 fb ff ff e8 fa 2c 51 ff 0f 0b e8 f3 2c 51 ff 0f 0b e8 ec dc 48 08 e8 e7 2c 51 ff <0f> 0b 0f 1f 44 00 00 41 57 41 56 41 55 41 54 53 49 89 f7 49 89 fe
RSP: 0018:ffffc900034bf0a0 EFLAGS: 00010293

RAX: ffffffff82389bd9 RBX: 0000008000000000 RCX: ffff888024769d40
RDX: 0000000000000000 RSI: 0000008000000000 RDI: 0000000000000000
RBP: ffffc900034bf490 R08: ffffffff82386490 R09: ffffed101018eb54
R10: 0000000000000000 R11: dffffc0000000001 R12: 0000000000000001
R13: ffffc900034bf6c0 R14: 000000d410000000 R15: ffffc900034bf360
FS:  0000000000000000(0000) GS:ffff8880b9900000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000555556177708 CR3: 000000003905d000 CR4: 00000000003506e0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400