------------[ cut here ]------------
kernel BUG at fs/ext4/inode.c:2560!
invalid opcode: 0000 [#1] PREEMPT SMP KASAN
CPU: 0 PID: 12980 Comm: syz-executor761 Not tainted 6.5.0-syzkaller-13150-g535a265d7f0d #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/04/2023
RIP: 0010:ext4_do_writepages+0x3c84/0x3c90 fs/ext4/inode.c:2559
Code: c7 b0 d2 4c 8d 4c 89 f2 e8 39 e3 34 02 e9 ab fb ff ff e8 5f 12 4d ff 0f 0b e8 58 12 4d ff 0f 0b e8 21 03 89 08 e8 4c 12 4d 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:ffffc9000eba7520 EFLAGS: 00010293
RAX: ffffffff82409144 RBX: 0000004000000000 RCX: ffff88807a2f8000
RDX: 0000000000000000 RSI: 0000004000000000 RDI: 0000000000000000
RBP: ffffc9000eba7890 R08: ffffffff824059d0 R09: 1ffff1100edf600a
R10: dffffc0000000000 R11: ffffed100edf600b R12: 0000000000000001
R13: 0000000000400040 R14: 0000006a10000000 R15: ffff888076fb02b0
FS:  00007f9fbd6026c0(0000) GS:ffff8880b9800000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f9fbd602d58 CR3: 0000000021d21000 CR4: 00000000003506f0
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
 filemap_fdatawrite_wbc+0x125/0x180 mm/filemap.c:390
 __filemap_fdatawrite_range mm/filemap.c:423 [inline]
 __filemap_fdatawrite mm/filemap.c:429 [inline]
 filemap_flush+0x11e/0x170 mm/filemap.c:456
 ext4_release_file+0x81/0x300 fs/ext4/file.c:169
 __fput+0x3f8/0x910 fs/file_table.c:384
 task_work_run+0x24a/0x300 kernel/task_work.c:179
 resume_user_mode_work include/linux/resume_user_mode.h:49 [inline]
 exit_to_user_mode_loop+0xd9/0x100 kernel/entry/common.c:171
 exit_to_user_mode_prepare+0xb1/0x140 kernel/entry/common.c:204
 __syscall_exit_to_user_mode_work kernel/entry/common.c:285 [inline]
 syscall_exit_to_user_mode+0x64/0x280 kernel/entry/common.c:296
 do_syscall_64+0x4d/0xc0 arch/x86/entry/common.c:86
 entry_SYSCALL_64_after_hwframe+0x63/0xcd
RIP: 0033:0x7f9fc5966d49
Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 b1 18 00 00 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b0 ff ff ff f7 d8 64 89 01 48
RSP: 002b:00007f9fbd602218 EFLAGS: 00000246 ORIG_RAX: 0000000000000021
RAX: 0000000000000005 RBX: 00007f9fc59ef718 RCX: 00007f9fc5966d49
RDX: 00007f9fc5940306 RSI: 0000000000000005 RDI: 0000000000000007
RBP: 00007f9fc59ef710 R08: 00007fffaa81bfa7 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 00007f9fc59ef71c
R13: 00007f9fc59bb848 R14: 00007f9fc59bb0c0 R15: 00000000200011c0
 </TASK>
Modules linked in:
---[ end trace 0000000000000000 ]---
RIP: 0010:ext4_do_writepages+0x3c84/0x3c90 fs/ext4/inode.c:2559
Code: c7 b0 d2 4c 8d 4c 89 f2 e8 39 e3 34 02 e9 ab fb ff ff e8 5f 12 4d ff 0f 0b e8 58 12 4d ff 0f 0b e8 21 03 89 08 e8 4c 12 4d 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:ffffc9000eba7520 EFLAGS: 00010293

RAX: ffffffff82409144 RBX: 0000004000000000 RCX: ffff88807a2f8000
RDX: 0000000000000000 RSI: 0000004000000000 RDI: 0000000000000000
RBP: ffffc9000eba7890 R08: ffffffff824059d0 R09: 1ffff1100edf600a
R10: dffffc0000000000 R11: ffffed100edf600b R12: 0000000000000001
R13: 0000000000400040 R14: 0000006a10000000 R15: ffff888076fb02b0
FS:  00007f9fbd6026c0(0000) GS:ffff8880b9900000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f9fbd602d58 CR3: 0000000021d21000 CR4: 00000000003506e0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400