net test error: BUG: program execution failed: executor NUM: failed to write control pipe: write |NUM: broken pipe

net test error: BUG: program execution failed: executor NUM: failed to write control pipe: write |NUM: broken pipe
Status: upstream: reported on 2022/01/04 15:03
Reported-by: syzbot+acdc85fe587a899a4336@syzkaller.appspotmail.com
First crash: 27d, last: 27d

Sample crash report:

2021/12/31 14:59:00 checking revisions...
2021/12/31 14:59:01 testing simple program...
executing program
executing program
executing program
2021/12/31 14:59:12 BUG: program execution failed: executor 0: failed to write control pipe: write |1: broken pipe
SYZFAIL: wrong response packet
 (errno 16: Device or resource busy)
loop exited with status 67

Crashes (1):
Manager	Time	Kernel	Commit	Syzkaller	Config	Log	Report	Syz repro	C repro	VM info	Title
ci-upstream-net-this-kasan-gce	2021/12/31 14:59	net	4760abaac684	36bd2e48	.config	log	report				net test error: BUG: program execution failed: executor NUM: failed to write control pipe: write \|NUM: broken pipe