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reflect: panic from malloc after MakeFunc function returns value that is also stored globally [1.13 backport] #39697

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gopherbot opened this issue Jun 18, 2020 · 2 comments

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@gopherbot
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@gopherbot gopherbot commented Jun 18, 2020

@randall77 requested issue #39541 to be considered for backport to the next 1.13 minor release.

@gopherbot please open backport issues for 1.14 and 1.13.

@randall77
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@randall77 randall77 commented Jun 18, 2020

This issue is pretty rare, but causes random GC crashes when it does happen. Seems worth backporting.

@gopherbot
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@gopherbot gopherbot commented Jun 19, 2020

Change https://golang.org/cl/238862 mentions this issue: [release-branch.go1.13] reflect: zero stack slots before writing to them with write barriers

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