diff --git a/java-1.8.0-openjdk-aarch32.spec b/java-1.8.0-openjdk-aarch32.spec
index 93645bb..a3b5583 100644
--- a/java-1.8.0-openjdk-aarch32.spec
+++ b/java-1.8.0-openjdk-aarch32.spec
@@ -1451,17 +1451,18 @@ do
 done
 
 # Make sure gdb can do a backtrace based on line numbers on libjvm.so
-#gdb -q "$JAVA_HOME/bin/java" <<EOF | tee gdb.out
-#handle SIGSEGV pass nostop noprint
-#set breakpoint pending on
-#break javaCalls.cpp:1
-#commands 1
-#backtrace
-#quit
-#end
-#run -version
-#EOF
-#grep 'JavaCallWrapper::JavaCallWrapper' gdb.out
+gdb -q "$JAVA_HOME/bin/java" <<EOF | tee gdb.out
+handle SIGSEGV pass nostop noprint
+handle SIGILL pass nostop noprint
+set breakpoint pending on
+break javaCalls.cpp:1
+commands 1
+backtrace
+quit
+end
+run -version
+EOF
+grep 'JavaCallWrapper::JavaCallWrapper' gdb.out
 
 # Check src.zip has all sources. See RHBZ#1130490
 jar -tf $JAVA_HOME/src.zip | grep 'sun.misc.Unsafe'