multicore build error (6)

multicore build error (6)
Status: fixed on 2020/08/02 07:38
Reported-by: syzbot+1fdb75dfbcbcbabdbb2b@syzkaller.appspotmail.com
Fix commit: Revert r1.170. dlg and jmatthew simultaneously fixed this the correct way.
First crash: 20d, last: 7d21h

similar bugs (5):
Kernel	Title	Count	Last	Reported	Patched	Status
openbsd	multicore build error (4)	2	456d	456d	0/3	closed as invalid on 2019/06/02 07:29
openbsd	multicore build error (2)	10	480d	481d	0/3	closed as invalid on 2019/04/14 09:55
openbsd	multicore build error (5)	4	113d	113d	3/3	fixed on 2020/04/15 12:21
openbsd	multicore build error (3)	4	457d	457d	3/3	fixed on 2019/05/07 19:17
openbsd	multicore build error	26	491d	492d	0/3	closed as invalid on 2019/04/04 14:04

Sample crash report:

failed to run ["/bin/sh" "-c" "set -eux\nOVERLAY=\"/syzkaller/userspace-multicore/overlay\"\n# Cleanup in case something failed before.\ndoas umount /altroot || true\ndoas vnconfig -u vnd0 || true\n\ndoas /sbin/vnconfig vnd0 image\ndoas mount /dev/vnd0a /altroot\ndoas cp kernel /altroot/bsd\ntest -d \"$OVERLAY\" && doas cp -Rf \"$OVERLAY\"/. /altroot\ndoas umount /altroot\ndoas vnconfig -u vnd0\n"]: exit status 1

Crashes (4):
Manager	Time	Kernel	Commit	Syzkaller	Config	Log	Report
ci-openbsd-multicore	2020/07/30 06:19	openbsd	31f29d64	233283a1	.config	log	report
ci-openbsd-multicore	2020/07/29 07:17	openbsd	511c53b1	19a8de55	.config	log	report
ci-openbsd-setuid	2020/07/17 09:06	openbsd	2405a0d3	54b3c45e	.config	log	report
ci-openbsd-multicore	2020/07/17 08:46	openbsd	2405a0d3	54b3c45e	.config	log	report