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runtime: sigtramp seems wrong in sys_linux_arm.s #32738

beenshi opened this issue Jun 22, 2019 · 2 comments

runtime: sigtramp seems wrong in sys_linux_arm.s #32738

beenshi opened this issue Jun 22, 2019 · 2 comments


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@beenshi beenshi commented Jun 22, 2019

As in issue #31827, the callee saved register should be saved/restored in sigtramp.

The callee saved registers are handled in sigtramp of sys_darwin_arm.s, but not in sys_linux _arm.s / sys_openbsd_arm.s / sys_netbsd_arm.s.

Though tsan_test.go passed on arm, there are still potential risks.

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@agnivade agnivade commented Jun 23, 2019

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@gopherbot gopherbot commented Jun 25, 2019

Change mentions this issue: runtime: save/restore callee-save registers in arm's sigtramp

@rsc rsc modified the milestones: Go1.14, Backlog Oct 9, 2019
@benshi001 benshi001 modified the milestones: Backlog, Go1.14 Oct 11, 2019
@gopherbot gopherbot closed this in 65a1e24 Oct 26, 2019
@golang golang locked and limited conversation to collaborators Oct 25, 2020
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