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-rw-r--r--gdb/stack.c3
1 files changed, 3 insertions, 0 deletions
diff --git a/gdb/stack.c b/gdb/stack.c
index 3c1019b22c1..392de10fce9 100644
--- a/gdb/stack.c
+++ b/gdb/stack.c
@@ -1639,6 +1639,9 @@ get_selected_block (CORE_ADDR *addr_in_block)
if (!target_has_stack)
return 0;
+ if (ptid_equal (inferior_ptid, null_ptid))
+ return 0;
+
if (is_exited (inferior_ptid))
return 0;