[Bug 252549] statically linked threaded binaries have executable thread stacks
bugzilla-noreply at freebsd.org
bugzilla-noreply at freebsd.org
Sun Jan 10 06:27:20 UTC 2021
https://bugs.freebsd.org/bugzilla/show_bug.cgi?id=252549
--- Comment #2 from commit-hook at FreeBSD.org ---
A commit in branch main references this bug:
URL:
https://cgit.FreeBSD.org/src/commit/?id=81b3a0a34145ee6c855f50c8035728f76d63c3f0
commit 81b3a0a34145ee6c855f50c8035728f76d63c3f0
Author: Konstantin Belousov <kib at FreeBSD.org>
AuthorDate: 2021-01-10 03:05:42 +0000
Commit: Konstantin Belousov <kib at FreeBSD.org>
CommitDate: 2021-01-10 06:25:43 +0000
libc: implement rtld_get_stack_prot() for real
which makes stack prot correct for non-main threads created by binaries
with statically linked libthr.
Cache result, but do not engage into the full double-checked locking,
since calculation of the return value is idempotent.
PR: 252549
Reported and reviewed by: emaste
MFC after: 1 week
Sponsored by: The FreeBSD Foundation
Differential Revision: https://reviews.freebsd.org/D28075
lib/libc/gen/dlfcn.c | 26 +++++++++++++++++++++++++-
1 file changed, 25 insertions(+), 1 deletion(-)
--
You are receiving this mail because:
You are the assignee for the bug.
More information about the freebsd-threads
mailing list