5116181e1f
Detect the execstack attribute of the loaded library and attempt to fix the stack guard using Safepoint op. Reviewed-by: dholmes, zgu
99 lines
2.7 KiB
Bash
99 lines
2.7 KiB
Bash
#!/bin/sh
|
|
|
|
#
|
|
# Copyright (c) 1998, 2013, Oracle and/or its affiliates. All rights reserved.
|
|
# Copyright (c) 2011 SAP AG. All Rights Reserved.
|
|
# DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
|
|
#
|
|
# This code is free software; you can redistribute it and/or modify it
|
|
# under the terms of the GNU General Public License version 2 only, as
|
|
# published by the Free Software Foundation.
|
|
#
|
|
# This code is distributed in the hope that it will be useful, but WITHOUT
|
|
# ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
|
|
# FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
|
|
# version 2 for more details (a copy is included in the LICENSE file that
|
|
# accompanied this code).
|
|
#
|
|
# You should have received a copy of the GNU General Public License version
|
|
# 2 along with this work; if not, write to the Free Software Foundation,
|
|
# Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
|
|
#
|
|
# Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
|
|
# or visit www.oracle.com if you need additional information or have any
|
|
# questions.
|
|
#
|
|
|
|
##
|
|
## @test Test7107135.sh
|
|
## @bug 7107135
|
|
## @summary Stack guard pages lost after loading library with executable stack.
|
|
## @run shell Test7107135.sh
|
|
##
|
|
|
|
if [ "${TESTSRC}" = "" ]
|
|
then TESTSRC=.
|
|
fi
|
|
|
|
if [ "${TESTJAVA}" = "" ]
|
|
then
|
|
PARENT=`dirname \`which java\``
|
|
TESTJAVA=`dirname ${PARENT}`
|
|
echo "TESTJAVA not set, selecting " ${TESTJAVA}
|
|
echo "If this is incorrect, try setting the variable manually."
|
|
fi
|
|
|
|
BIT_FLAG=""
|
|
|
|
# set platform-dependent variables
|
|
OS=`uname -s`
|
|
case "$OS" in
|
|
Linux)
|
|
NULL=/dev/null
|
|
PS=":"
|
|
FS="/"
|
|
;;
|
|
*)
|
|
NULL=NUL
|
|
PS=";"
|
|
FS="\\"
|
|
echo "Test passed; only valid for Linux"
|
|
exit 0;
|
|
;;
|
|
esac
|
|
|
|
ARCH=`uname -m`
|
|
|
|
THIS_DIR=`pwd`
|
|
|
|
cp ${TESTSRC}${FS}*.java ${THIS_DIR}
|
|
${TESTJAVA}${FS}bin${FS}javac *.java
|
|
|
|
gcc -fPIC -shared -c -o test.o -I${TESTJAVA}${FS}include -I${TESTJAVA}${FS}include${FS}linux ${TESTSRC}${FS}test.c
|
|
ld -shared -z execstack -o libtest-rwx.so test.o
|
|
ld -shared -z noexecstack -o libtest-rw.so test.o
|
|
|
|
|
|
LD_LIBRARY_PATH=${THIS_DIR}
|
|
echo LD_LIBRARY_PATH = ${LD_LIBRARY_PATH}
|
|
export LD_LIBRARY_PATH
|
|
|
|
# This should not fail.
|
|
echo Check testprogram. Expected to pass:
|
|
echo ${TESTJAVA}${FS}bin${FS}java -cp ${THIS_DIR} Test test-rw
|
|
${TESTJAVA}${FS}bin${FS}java -cp ${THIS_DIR} Test test-rw
|
|
|
|
echo
|
|
echo Test changing of stack protection:
|
|
echo ${TESTJAVA}${FS}bin${FS}java -cp ${THIS_DIR} Test test-rw
|
|
${TESTJAVA}${FS}bin${FS}java -cp ${THIS_DIR} Test test-rwx
|
|
|
|
if [ "$?" == "0" ]
|
|
then
|
|
echo
|
|
echo ${TESTJAVA}${FS}bin${FS}java -cp ${THIS_DIR} TestMT test-rwx
|
|
${TESTJAVA}${FS}bin${FS}java -cp ${THIS_DIR} TestMT test-rwx
|
|
fi
|
|
|
|
exit $?
|