[Bug 239894] security.bsd.stack_guard_page default causes Java to crash
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Tue Sep 3 18:57:30 UTC 2019
https://bugs.freebsd.org/bugzilla/show_bug.cgi?id=239894
--- Comment #18 from commit-hook at freebsd.org ---
A commit references this bug:
Author: kib
Date: Tue Sep 3 18:56:27 UTC 2019
New revision: 351773
URL: https://svnweb.freebsd.org/changeset/base/351773
Log:
Add procctl(PROC_STACKGAP_CTL)
It allows a process to request that stack gap was not applied to its
stacks, retroactively. Also it is possible to control the gaps in the
process after exec.
PR: 239894
Reviewed by: alc
Sponsored by: The FreeBSD Foundation
Differential revision: https://reviews.freebsd.org/D21352
Changes:
head/lib/libc/sys/procctl.2
head/sys/compat/freebsd32/freebsd32_misc.c
head/sys/kern/kern_exec.c
head/sys/kern/kern_fork.c
head/sys/kern/kern_procctl.c
head/sys/sys/proc.h
head/sys/sys/procctl.h
head/sys/vm/vm_map.c
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