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runtime: GC crashes on OpenBSD 6.4-amd64 on GCE #27822
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Someone must examine and confirm this is a valid issue and not a duplicate of an existing one.
OS-OpenBSD
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This was referenced Sep 23, 2018
ianlancetaylor
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NeedsInvestigation
Someone must examine and confirm this is a valid issue and not a duplicate of an existing one.
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Sep 24, 2018
ianlancetaylor
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runtime crashes on OpenBSD 6.4-amd64 on GCE
runtime: GC crashes on OpenBSD 6.4-amd64 on GCE
Sep 24, 2018
Somewhat predictably this problem can't be reproduced in QEMU |
@blackgnezdo try with |
Also maybe |
No longer reproducible as of Sep 29 snapshot.
|
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Labels
FrozenDueToAge
NeedsInvestigation
Someone must examine and confirm this is a valid issue and not a duplicate of an existing one.
OS-OpenBSD
release-blocker
@4a6f656c, I tried to use the most recent snapshot. If I limit the VM to 1 vCPU, the problem disappears (in a different context GONUMPROCS=1 also helps, but it is apparently not passed through the layers of package building infrastructure)
@dvyukov reported similar issues with tip of go.
What did you do?
Build OpenBSD go port on GCE. The VM image is produced by running create-openbsd-gce-ci.sh modified to include the x* sets (required by OpenBSD ports framework).
What did you expect to see?
A working port.
What did you see instead?
A crash
The crashes aren't deterministic, sometimes I get this instead:
Or this
This is running on GCE, here's dmesg:
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