diff options
Diffstat (limited to 'gdb-6.3-attach-see-vdso-test.patch')
| -rw-r--r-- | gdb-6.3-attach-see-vdso-test.patch | 120 |
1 files changed, 120 insertions, 0 deletions
diff --git a/gdb-6.3-attach-see-vdso-test.patch b/gdb-6.3-attach-see-vdso-test.patch new file mode 100644 index 0000000..daba42f --- /dev/null +++ b/gdb-6.3-attach-see-vdso-test.patch @@ -0,0 +1,120 @@ +From FEDORA_PATCHES Mon Sep 17 00:00:00 2001 +From: Fedora GDB patches <invalid@email.com> +Date: Fri, 27 Oct 2017 21:07:50 +0200 +Subject: gdb-6.3-attach-see-vdso-test.patch + +;; Test kernel VDSO decoding while attaching to an i386 process. +;;=fedoratest + +diff --git a/gdb/testsuite/gdb.base/attach-see-vdso.c b/gdb/testsuite/gdb.base/attach-see-vdso.c +new file mode 100644 +--- /dev/null ++++ b/gdb/testsuite/gdb.base/attach-see-vdso.c +@@ -0,0 +1,25 @@ ++/* This testcase is part of GDB, the GNU debugger. ++ ++ Copyright 2007 Free Software Foundation, Inc. ++ ++ This program is free software; you can redistribute it and/or modify ++ it under the terms of the GNU General Public License as published by ++ the Free Software Foundation; either version 2 of the License, or ++ (at your option) any later version. ++ ++ This program 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 for more details. ++ ++ You should have received a copy of the GNU General Public License ++ along with this program; if not, write to the Free Software ++ Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */ ++ ++#include <unistd.h> ++ ++int main () ++{ ++ pause (); ++ return 1; ++} +diff --git a/gdb/testsuite/gdb.base/attach-see-vdso.exp b/gdb/testsuite/gdb.base/attach-see-vdso.exp +new file mode 100644 +--- /dev/null ++++ b/gdb/testsuite/gdb.base/attach-see-vdso.exp +@@ -0,0 +1,77 @@ ++# Copyright 2007 ++ ++# This program is free software; you can redistribute it and/or modify ++# it under the terms of the GNU General Public License as published by ++# the Free Software Foundation; either version 2 of the License, or ++# (at your option) any later version. ++# ++# This program 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 for more details. ++# ++# You should have received a copy of the GNU General Public License ++# along with this program; if not, write to the Free Software ++# Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. ++ ++# This file was created by Jan Kratochvil <jan.kratochvil@redhat.com>. ++ ++# This test only works on Linux ++if { ![istarget "*-*-linux-gnu*"] } { ++ return 0 ++} ++ ++if {[use_gdb_stub]} { ++ untested "skipping test because of use_gdb_stub" ++ return -1 ++} ++ ++set testfile "attach-see-vdso" ++set srcfile ${testfile}.c ++set binfile [standard_output_file ${testfile}] ++set escapedbinfile [string_to_regexp [standard_output_file ${testfile}]] ++ ++# The kernel VDSO is used for the syscalls returns only on i386 (not x86_64). ++# ++if { [gdb_compile "${srcdir}/${subdir}/${srcfile}" "${binfile}" executable {debug additional_flags=-m32}] != "" } { ++ gdb_suppress_entire_file "Testcase nonthraded compile failed, so all tests in this file will automatically fail." ++} ++ ++if [get_compiler_info ${binfile}] { ++ return -1 ++} ++ ++# Start the program running and then wait for a bit, to be sure ++# that it can be attached to. ++ ++set testpid [eval exec $binfile &] ++ ++# Avoid some race: ++sleep 2 ++ ++# Start with clean gdb ++gdb_exit ++gdb_start ++gdb_reinitialize_dir $srcdir/$subdir ++# Never call: gdb_load ${binfile} ++# as the former problem would not reproduce otherwise. ++ ++set test "attach" ++gdb_test_multiple "attach $testpid" "$test" { ++ -re "Attaching to process $testpid\r?\n.*$gdb_prompt $" { ++ pass "$test" ++ } ++} ++ ++gdb_test "bt" "#0 *0x\[0-9a-f\]* in \[^?\].*" "backtrace decodes VDSO" ++ ++# Exit and detach the process. ++ ++gdb_exit ++ ++# Make sure we don't leave a process around to confuse ++# the next test run (and prevent the compile by keeping ++# the text file busy), in case the "set should_exit" didn't ++# work. ++ ++remote_exec build "kill -9 ${testpid}" |