From: Adhemerval Zanella <adhemerval.zanella@linaro.org>
Date: Wed, 1 Nov 2023 12:56:10 +0000 (-0300)
Subject: linux: Decorate __libc_fatal error buffer
X-Git-Tag: glibc-2.39~301
X-Git-Url: https://sourceware.org/git/?a=commitdiff_plain;h=f10ba2ab250b04e47868cfb888df22058436173d;p=glibc.git

linux: Decorate __libc_fatal error buffer

Reviewed-by: DJ Delorie <dj@redhat.com>
---

diff --git a/sysdeps/posix/libc_fatal.c b/sysdeps/posix/libc_fatal.c
index cf28387ee6..f564d232bf 100644
--- a/sysdeps/posix/libc_fatal.c
+++ b/sysdeps/posix/libc_fatal.c
@@ -31,6 +31,7 @@
 #include <sys/mman.h>
 #include <sys/uio.h>
 #include <not-cancel.h>
+#include <setvmaname.h>
 
 #ifdef FATAL_PREPARE_INCLUDE
 #include FATAL_PREPARE_INCLUDE
@@ -116,6 +117,8 @@ __libc_message_impl (const char *fmt, ...)
 	    wp = mempcpy (wp, iov[cnt].iov_base, iov[cnt].iov_len);
 	  *wp = '\0';
 
+	  __set_vma_name (buf, total, " glibc: fatal");
+
 	  /* We have to free the old buffer since the application might
 	     catch the SIGABRT signal.  */
 	  struct abort_msg_s *old = atomic_exchange_acquire (&__abort_msg,