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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: 1982d, last: 1969d
▶ ▼ Similar bugs (19)
Kernel Title Rank 🛈 Repro Cause bisect Fix bisect Count Last Reported Patched Status
openbsd multicore build error (8) -1 88 1886d 1891d 3/3 fixed on 2020/10/21 09:01
openbsd multicore build error (4) -1 2 2417d 2417d 0/3 closed as invalid on 2019/06/02 07:29
openbsd multicore build error (13) -1 3 1548d 1548d 3/3 fixed on 2021/09/26 20:38
openbsd multicore build error (20) -1 2 35d 35d 0/3 upstream: reported on 2025/11/15 01:24
openbsd multicore build error (17) -1 10 694d 820d 0/3 auto-obsoleted due to no activity on 2024/04/25 04:14
openbsd multicore build error (2) -1 10 2442d 2442d 0/3 closed as invalid on 2019/04/14 09:55
openbsd multicore build error (5) -1 4 2075d 2075d 3/3 fixed on 2020/04/15 12:21
openbsd multicore build error (7) -1 5 1923d 1924d 3/3 fixed on 2020/09/15 08:22
openbsd multicore build error (15) -1 6 1325d 1325d 3/3 fixed on 2022/05/05 21:27
openbsd multicore build error (3) -1 4 2419d 2419d 3/3 fixed on 2019/05/07 19:17
openbsd multicore build error (19) -1 21 320d 487d 0/3 auto-obsoleted due to no activity on 2025/05/03 22:13
openbsd multicore build error (9) -1 1 1885d 1885d 0/3 closed as invalid on 2020/10/23 06:08
openbsd multicore build error (18) -1 217 529d 543d 0/3 closed as invalid on 2024/07/09 04:04
openbsd multicore build error (12) -1 1 1753d 1753d 0/3 auto-closed as invalid on 2021/06/01 09:39
openbsd multicore build error (14) -1 58 1461d 1463d 0/3 closed as invalid on 2021/12/21 07:17
openbsd multicore build error (16) -1 252 968d 1197d 0/3 auto-obsoleted due to no activity on 2023/07/25 16:48
openbsd multicore build error (10) -1 2 1792d 1865d 0/3 closed as invalid on 2021/01/30 07:24
openbsd multicore build error -1 26 2452d 2453d 0/3 closed as invalid on 2019/04/04 14:04
openbsd multicore build error (11) -1 2 1760d 1760d 0/3 closed as invalid on 2021/02/25 05:21

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):
Time Kernel Commit Syzkaller Config Log Report Syz repro C repro VM info Assets (help?) Manager Title
2020/07/30 06:19 openbsd 31f29d64e9f9 233283a1 .config console log report ci-openbsd-multicore
2020/07/29 07:17 openbsd 511c53b12928 19a8de55 .config console log report ci-openbsd-multicore
2020/07/17 09:06 openbsd 2405a0d345f8 54b3c45e .config console log report ci-openbsd-setuid
2020/07/17 08:46 openbsd 2405a0d345f8 54b3c45e .config console log report ci-openbsd-multicore
* Struck through repros no longer work on HEAD.