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runtime: sigtramp seems wrong in sys_linux_arm.s #32738

beenshi opened this issue Jun 22, 2019 · 2 comments


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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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commented Jun 23, 2019


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commented Jun 25, 2019

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

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