------------[ cut here ]------------
kernel BUG at fs/ext4/inode.c:2767!
invalid opcode: 0000 [#1] PREEMPT SMP KASAN
CPU: 1 PID: 390 Comm: syz-executor200 Not tainted 5.10.161-syzkaller-00019-g416c4356f372 #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/02/2023
RIP: 0010:ext4_writepages+0x36f6/0x3710 fs/ext4/inode.c:2766
Code: c6 31 ff e8 8c 07 90 ff 84 db 75 2c e8 73 04 90 ff 48 bb 00 00 00 00 00 fc ff df 4c 8b 64 24 40 e9 28 f7 ff ff e8 5a 04 90 ff <0f> 0b e8 53 04 90 ff e8 ed 64 23 ff eb a0 e8 47 04 90 ff e8 e1 64
RSP: 0018:ffffc90000cb75a0 EFLAGS: 00010293
RAX: ffffffff81dd1d56 RBX: 0000008000000000 RCX: ffff8881041acf00
RDX: 0000000000000000 RSI: 0000008000000000 RDI: 0000000000000000
RBP: ffffc90000cb7990 R08: ffffffff81dced3a R09: ffffed1023451ecf
R10: ffffed1023451ecf R11: 1ffff11023451ece R12: ffff8881002e0000
R13: ffffc90000cb7860 R14: 0000009410000000 R15: ffffc90000cb7b00
FS:  0000000000000000(0000) GS:ffff8881f7100000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f3f678bf718 CR3: 0000000104b8f000 CR4: 00000000003506a0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 do_writepages+0x13a/0x280 mm/page-writeback.c:2358
 __filemap_fdatawrite_range+0x354/0x420 mm/filemap.c:427
 __filemap_fdatawrite mm/filemap.c:435 [inline]
 filemap_flush+0x23/0x30 mm/filemap.c:462
 ext4_alloc_da_blocks+0x71/0x180 fs/ext4/inode.c:3239
 ext4_release_file+0x84/0x320 fs/ext4/file.c:144
 __fput+0x348/0x7c0 fs/file_table.c:281
 ____fput+0x15/0x20 fs/file_table.c:314
 task_work_run+0x147/0x1b0 kernel/task_work.c:154
 exit_task_work include/linux/task_work.h:30 [inline]
 do_exit+0x63c/0x2340 kernel/exit.c:813
 do_group_exit+0x13a/0x300 kernel/exit.c:910
 __do_sys_exit_group kernel/exit.c:921 [inline]
 __se_sys_exit_group kernel/exit.c:919 [inline]
 __x64_sys_exit_group+0x3f/0x40 kernel/exit.c:919
 do_syscall_64+0x34/0x70 arch/x86/entry/common.c:46
 entry_SYSCALL_64_after_hwframe+0x61/0xc6
RIP: 0033:0x7f3f6fc3a939
Code: Unable to access opcode bytes at RIP 0x7f3f6fc3a90f.
RSP: 002b:00007ffce71d2178 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7
RAX: ffffffffffffffda RBX: 00007f3f6fcb9390 RCX: 00007f3f6fc3a939
RDX: 000000000000003c RSI: 00000000000000e7 RDI: 0000000000000000
RBP: 0000000000000000 R08: ffffffffffffffb8 R09: 0000000000000000
R10: 00007ffce71d2200 R11: 0000000000000246 R12: 00007f3f6fcb9390
R13: 0000000000000001 R14: 0000000000000000 R15: 0000000000000001
Modules linked in:
---[ end trace 5356b85c85c4a776 ]---
RIP: 0010:ext4_writepages+0x36f6/0x3710 fs/ext4/inode.c:2766
Code: c6 31 ff e8 8c 07 90 ff 84 db 75 2c e8 73 04 90 ff 48 bb 00 00 00 00 00 fc ff df 4c 8b 64 24 40 e9 28 f7 ff ff e8 5a 04 90 ff <0f> 0b e8 53 04 90 ff e8 ed 64 23 ff eb a0 e8 47 04 90 ff e8 e1 64
RSP: 0018:ffffc90000cb75a0 EFLAGS: 00010293

RAX: ffffffff81dd1d56 RBX: 0000008000000000 RCX: ffff8881041acf00
RDX: 0000000000000000 RSI: 0000008000000000 RDI: 0000000000000000
RBP: ffffc90000cb7990 R08: ffffffff81dced3a R09: ffffed1023451ecf
R10: ffffed1023451ecf R11: 1ffff11023451ece R12: ffff8881002e0000
R13: ffffc90000cb7860 R14: 0000009410000000 R15: ffffc90000cb7b00
FS:  0000000000000000(0000) GS:ffff8881f7100000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f3f678bf718 CR3: 000000010ca50000 CR4: 00000000003506a0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400