From: Daan De Meyer <daan.j.demeyer@gmail.com>
Date: Wed, 16 Nov 2022 14:06:55 +0000 (+0100)
Subject: sigbus: Add fallback in case rt_tgsiqqueueinfo() fails
X-Git-Tag: v253-rc1~511^2~1
X-Git-Url: http://git.ipfire.org/gitweb.cgi?a=commitdiff_plain;h=a0f95434c0617b81f404d04c346aec5f288a29ce;p=thirdparty%2Fsystemd.git

sigbus: Add fallback in case rt_tgsiqqueueinfo() fails
---

diff --git a/src/basic/sigbus.c b/src/basic/sigbus.c
index 8d2c73baf83..0dca7be479f 100644
--- a/src/basic/sigbus.c
+++ b/src/basic/sigbus.c
@@ -102,7 +102,8 @@ static void sigbus_handler(int sn, siginfo_t *si, void *data) {
 
         if (si->si_code != BUS_ADRERR || !si->si_addr) {
                 assert_se(sigaction(SIGBUS, &old_sigaction, NULL) == 0);
-                rt_tgsigqueueinfo(getpid_cached(), gettid(), SIGBUS, si);
+                if (rt_tgsigqueueinfo(getpid_cached(), gettid(), SIGBUS, si) < 0)
+                        (void) raise(SIGBUS);
                 return;
         }