[Bug 251915] TOCTOU race between tty_signal_sessleader() and killjobc()

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Thu Dec 17 16:50:18 UTC 2020


https://bugs.freebsd.org/bugzilla/show_bug.cgi?id=251915

--- Comment #2 from Jakub Piecuch <j.piecuch96 at gmail.com> ---
(In reply to Konstantin Belousov from comment #1)
I see. This should solve the problem, provided the compiler doesn't perform
store tearing on any assignments to s_leader (which is a reasonable assumption,
since on most, if not all supported architectures pointers fit in a native
word).

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