6886953 large symbols lead to stack exhaustion

6886862 DTrace dumps core with dtrace -n 'pid<pid>:::*read*{}

1 files changed, 83 insertions, 0 deletions

diff --git a/usr/src/cmd/dtrace/test/tst/common/printa/tst.largeusersym.ksh b/usr/src/cmd/dtrace/test/tst/common/printa/tst.largeusersym.ksh
new file mode 100644
index 0000000000..ed375fdbf9
--- /dev/null
+++ b/usr/src/cmd/dtrace/test/tst/common/printa/tst.largeusersym.ksh
@@ -0,0 +1,83 @@
+#
+# CDDL HEADER START
+#
+# The contents of this file are subject to the terms of the
+# Common Development and Distribution License (the "License").
+# You may not use this file except in compliance with the License.
+#
+# You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
+# or http://www.opensolaris.org/os/licensing.
+# See the License for the specific language governing permissions
+# and limitations under the License.
+#
+# When distributing Covered Code, include this CDDL HEADER in each
+# file and include the License file at usr/src/OPENSOLARIS.LICENSE.
+# If applicable, add the following below this CDDL HEADER, with the
+# fields enclosed by brackets "[]" replaced with your own identifying
+# information: Portions Copyright [yyyy] [name of copyright owner]
+#
+# CDDL HEADER END
+#
+
+#
+# Copyright 2009 Sun Microsystems, Inc.  All rights reserved.
+# Use is subject to license terms.
+#
+
+if [ $# != 1 ]; then
+	echo expected one argument: '<'dtrace-path'>'
+	exit 2
+fi
+
+dtrace=$1
+DIR=/var/tmp/dtest.$$
+
+mkdir $DIR
+cd $DIR
+
+cat > test.c <<EOF
+void
+thequickbrownfoxjumpsoverthelazydogthequickbrownfoxjumpsoverthelazydogthequickbrownfoxjumpsoverthelazydogthequickbrownfoxjumpsoverthelazydogthequickbrownfoxjumpsoverthelazydogthequickbrownfoxjumpsoverthelazydogthequickbrownfoxjumpsoverthelazydogthequickbrownfoxjumpsoverthelazydogthequickbrownfoxjumpsoverthelazydog(void)
+{
+	while (1)
+		;
+}
+
+int
+main(int argc, char *argv[])
+{
+	thequickbrownfoxjumpsoverthelazydogthequickbrownfoxjumpsoverthelazydogthequickbrownfoxjumpsoverthelazydogthequickbrownfoxjumpsoverthelazydogthequickbrownfoxjumpsoverthelazydogthequickbrownfoxjumpsoverthelazydogthequickbrownfoxjumpsoverthelazydogthequickbrownfoxjumpsoverthelazydogthequickbrownfoxjumpsoverthelazydog();
+}
+EOF
+
+cc -o test test.c
+if [ $? -ne 0 ]; then
+	print -u2 "failed to compile test.c"
+	exit 1
+fi
+
+script()
+{
+	$dtrace -c ./test -qs /dev/stdin <<EOF
+	profile:::profile-1001hz
+	/pid == \$target/
+	{
+		@[arg1] = count();
+	}
+
+	tick-1s
+	/n++ > 10/
+	{
+		printa("%A %@d\n", @);
+		exit(0);
+	}
+EOF
+}
+
+script
+status=$?
+
+cd /
+/usr/bin/rm -rf $DIR
+
+exit $status