Don't create objects during GC

If we crash during GC, allocating new objects in the segv handler can
cause an infinite loop.  This commit is to avoid creating new objects in
the crash handler

1 files changed, 1 insertions, 1 deletions

diff --git a/vm_dump.c b/vm_dump.c
index a3aaf1497e..ea94ee1985 100644
--- a/vm_dump.c
+++ b/vm_dump.c
@@ -1048,7 +1048,7 @@ rb_vm_bugreport(const void *ctx)
 	fprintf(stderr, "-- Other runtime information "
 		"-----------------------------------------------\n\n");
     }
-    if (vm) {
+    if (vm && !rb_during_gc()) {
 	int i;
 	VALUE name;
 	long len;