X-Git-Url: http://info.iut-bm.univ-fcomte.fr/pub/gitweb/simgrid.git/blobdiff_plain/0b6c16ecd84be5920348c169146ce5799998069b..66934906303205eef608e3463db03af6c7ac8f52:/src/simix/smx_global.c

diff --git a/src/simix/smx_global.c b/src/simix/smx_global.c
index 7df250c5c1..71a85a4b3d 100644
--- a/src/simix/smx_global.c
+++ b/src/simix/smx_global.c
@@ -44,7 +44,12 @@ static void _XBT_CALL segvhandler(int signum, siginfo_t *siginfo, void *context)
 {
   if (siginfo->si_signo == SIGSEGV && siginfo->si_code == SEGV_ACCERR) {
     fprintf(stderr,
-            "Access violation detected. This can result from a stack overflow.\n"
+            "Access violation detected.\n"
+            "This can result from a programming error in your code or, although less likely,\n"
+            "from a bug in SimGrid itself.  This can also be the sign of a bug in the OS or\n"
+            "in third-party libraries.  Failing hardware can sometimes generate such errors\n"
+            "too.\n"
+            "Finally, if nothing of the above applies, this can result from a stack overflow.\n"
             "Try to increase stack size with --cfg=contexts/stack_size (current size is %d KiB).\n",
             smx_context_stack_size / 1024);
     if (XBT_LOG_ISENABLED(simix_kernel, xbt_log_priority_debug)) {