timeout: add parent-death guard for monitored command#11404
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can1357 wants to merge 1 commit intouutils:mainfrom
Open
timeout: add parent-death guard for monitored command#11404can1357 wants to merge 1 commit intouutils:mainfrom
can1357 wants to merge 1 commit intouutils:mainfrom
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Dangerous? coreutils/coreutils#219 |
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GNU testsuite comparison: |
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uutils
timeoutonly configures parent-death signaling, and does not perform GNU's follow-up reparent check after setup.Impact
On Linux, if the monitor exits after setting
set_pdeathsigbut before checking that its own parent is still alive, a child command can outlive the timeout supervisor.