------------[ cut here ]------------
kernel BUG at fs/f2fs/data.c:388!
Oops: invalid opcode: 0000 [#1] SMP KASAN PTI
CPU: 1 UID: 0 PID: 23 Comm: ksoftirqd/1 Not tainted syzkaller #0 PREEMPT(full) 
Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.2-debian-1.16.2-1 04/01/2014
RIP: 0010:f2fs_write_end_io+0x16df/0x1740
Code: 00 bf 1b 8c e8 12 f1 ed fc 90 0f 0b e8 6a a2 8b fd 48 8b 3c 24 48 c7 c6 00 bf 1b 8c e8 fa f0 ed fc 90 0f 0b e8 52 a2 8b fd 90 <0f> 0b e8 4a a2 8b fd 48 8b 3c 24 48 c7 c6 00 bf 1b 8c e8 da f0 ed
RSP: 0018:ffffc900001d7b10 EFLAGS: 00010246
RAX: ffffffff843a1d1e RBX: ffffea00043c5800 RCX: ffff8881604f5880
RDX: 0000000000000100 RSI: 0000000000000000 RDI: 0000000000000003
RBP: dffffc0000000000 R08: ffffffff9030a8f7 R09: 1ffffffff206151e
R10: dffffc0000000000 R11: fffffbfff206151f R12: 000000010f160000
R13: ffffea00043c5840 R14: 0000000000000003 R15: 0000000000000000
FS:  0000000000000000(0000) GS:ffff8882a9290000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f668f6e1ff8 CR3: 00000001ae4cc000 CR4: 00000000000006f0
Call Trace:
 <TASK>
 blk_update_request+0x57e/0xe60
 blk_mq_end_request+0x3e/0x70
 blk_done_softirq+0x10a/0x160
 handle_softirqs+0x22a/0x840
 run_ksoftirqd+0x36/0x60
 smpboot_thread_fn+0x541/0xa50
 kthread+0x388/0x470
 ret_from_fork+0x514/0xb70
 ret_from_fork_asm+0x1a/0x30
 </TASK>
Modules linked in:
---[ end trace 0000000000000000 ]---
RIP: 0010:f2fs_write_end_io+0x16df/0x1740
Code: 00 bf 1b 8c e8 12 f1 ed fc 90 0f 0b e8 6a a2 8b fd 48 8b 3c 24 48 c7 c6 00 bf 1b 8c e8 fa f0 ed fc 90 0f 0b e8 52 a2 8b fd 90 <0f> 0b e8 4a a2 8b fd 48 8b 3c 24 48 c7 c6 00 bf 1b 8c e8 da f0 ed
RSP: 0018:ffffc900001d7b10 EFLAGS: 00010246
RAX: ffffffff843a1d1e RBX: ffffea00043c5800 RCX: ffff8881604f5880
RDX: 0000000000000100 RSI: 0000000000000000 RDI: 0000000000000003
RBP: dffffc0000000000 R08: ffffffff9030a8f7 R09: 1ffffffff206151e
R10: dffffc0000000000 R11: fffffbfff206151f R12: 000000010f160000
R13: ffffea00043c5840 R14: 0000000000000003 R15: 0000000000000000
FS:  0000000000000000(0000) GS:ffff8882a9290000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f668f6e1ff8 CR3: 00000001ae4cc000 CR4: 00000000000006f0
