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misc/cgo/testcarchive: failures with "signal: profiling timer expired" since January 2021 #46498

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bcmills opened this issue Jun 1, 2021 · 2 comments
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misc/cgo/testcarchive: failures with "signal: profiling timer expired" since January 2021 #46498

bcmills opened this issue Jun 1, 2021 · 2 comments
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FrozenDueToAge NeedsInvestigation Someone must examine and confirm this is a valid issue and not a duplicate of an existing one.
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@bcmills
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bcmills commented Jun 1, 2021

2021-05-27T19:55:46-cdcd028/linux-386-sid
2021-03-13T18:09:48-4bd4dfe/linux-amd64-buster
2021-03-09T18:44:23-98dfdc8/linux-amd64-clang
2021-02-20T00:01:22-078f08f/freebsd-amd64-11_2
2021-02-05T22:35:11-b54cd94/freebsd-amd64-12_0
2021-01-18T17:21:53-5a8fbb0/freebsd-amd64-11_2
2021-01-14T22:01:23-e125ccd/linux-amd64-wsl

The most recent failure before that was back in 2019 (#19320), so either we got really lucky with this test through all of 2020 or there was a regression of some sort circa Go 1.16.

CC @ianlancetaylor
@bcmills bcmills added the NeedsInvestigation Someone must examine and confirm this is a valid issue and not a duplicate of an existing one. label Jun 1, 2021
@bcmills bcmills added this to the Backlog milestone Jun 1, 2021
@ianlancetaylor
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I expect that this was caused by CL 240003. Will send a fix.

@gopherbot
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Change https://golang.org/cl/329290 mentions this issue: runtime: disable CPU profiling before removig the SIGPROF handler

@golang golang locked and limited conversation to collaborators Jun 18, 2022
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