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From: Frederic Weisbecker <frederic@kernel.org>
To: LKML <linux-kernel@vger.kernel.org>
Cc: "Paul E. McKenney" <paulmck@kernel.org>,
	Boqun Feng <boqun.feng@gmail.com>,
	Joel Fernandes <joel@joelfernandes.org>,
	Josh Triplett <josh@joshtriplett.org>,
	Mathieu Desnoyers <mathieu.desnoyers@efficios.com>,
	Neeraj Upadhyay <neeraj.upadhyay@amd.com>,
	Steven Rostedt <rostedt@goodmis.org>,
	Uladzislau Rezki <urezki@gmail.com>, rcu <rcu@vger.kernel.org>,
	Frederic Weisbecker <frederic@kernel.org>
Subject: [PATCH 19/23] torture: Add kvm.sh --debug-info argument
Date: Tue, 10 Oct 2023 13:59:17 +0200	[thread overview]
Message-ID: <20231010115921.988766-20-frederic@kernel.org> (raw)
In-Reply-To: <20231010115921.988766-1-frederic@kernel.org>

From: "Paul E. McKenney" <paulmck@kernel.org>

This commit adds a --debug-info argument to kvm.sh in order to ease
interpretation of addresses printed on the console and the like.
This argument also disables KASLR.

Signed-off-by: Paul E. McKenney <paulmck@kernel.org>
Signed-off-by: Frederic Weisbecker <frederic@kernel.org>
---
 tools/testing/selftests/rcutorture/bin/kvm.sh | 17 ++++++++++++++---
 1 file changed, 14 insertions(+), 3 deletions(-)

diff --git a/tools/testing/selftests/rcutorture/bin/kvm.sh b/tools/testing/selftests/rcutorture/bin/kvm.sh
index b0f36a638a69..7af73ddc148d 100755
--- a/tools/testing/selftests/rcutorture/bin/kvm.sh
+++ b/tools/testing/selftests/rcutorture/bin/kvm.sh
@@ -49,6 +49,7 @@ TORTURE_SHUTDOWN_GRACE=180
 TORTURE_SUITE=rcu
 TORTURE_MOD=rcutorture
 TORTURE_TRUST_MAKE=""
+debuginfo="CONFIG_DEBUG_INFO_NONE=n CONFIG_DEBUG_INFO_DWARF_TOOLCHAIN_DEFAULT=y"
 resdir=""
 configs=""
 cpus=0
@@ -68,6 +69,7 @@ usage () {
 	echo "       --cpus N"
 	echo "       --datestamp string"
 	echo "       --defconfig string"
+	echo "       --debug-info"
 	echo "       --dryrun batches|scenarios|sched|script"
 	echo "       --duration minutes | <seconds>s | <hours>h | <days>d"
 	echo "       --gdb"
@@ -135,6 +137,15 @@ do
 		ds=$2
 		shift
 		;;
+	--debug-info|--debuginfo)
+		if test -z "$TORTURE_KCONFIG_KCSAN_ARG" && test -z "$TORTURE_BOOT_GDB_ARG"
+		then
+			TORTURE_KCONFIG_KCSAN_ARG="$debuginfo"; export TORTURE_KCONFIG_KCSAN_ARG
+			TORTURE_BOOT_GDB_ARG="nokaslr"; export TORTURE_BOOT_GDB_ARG
+		else
+			echo "Ignored redundant --debug-info (implied by --kcsan &c)"
+		fi
+		;;
 	--defconfig)
 		checkarg --defconfig "defconfigtype" "$#" "$2" '^[^/][^/]*$' '^--'
 		TORTURE_DEFCONFIG=$2
@@ -163,7 +174,7 @@ do
 		shift
 		;;
 	--gdb)
-		TORTURE_KCONFIG_GDB_ARG="CONFIG_DEBUG_INFO_NONE=n CONFIG_DEBUG_INFO_DWARF_TOOLCHAIN_DEFAULT=y"; export TORTURE_KCONFIG_GDB_ARG
+		TORTURE_KCONFIG_GDB_ARG="$debuginfo"; export TORTURE_KCONFIG_GDB_ARG
 		TORTURE_BOOT_GDB_ARG="nokaslr"; export TORTURE_BOOT_GDB_ARG
 		TORTURE_QEMU_GDB_ARG="-s -S"; export TORTURE_QEMU_GDB_ARG
 		;;
@@ -179,7 +190,7 @@ do
 		shift
 		;;
 	--kasan)
-		TORTURE_KCONFIG_KASAN_ARG="CONFIG_DEBUG_INFO_NONE=n CONFIG_DEBUG_INFO_DWARF_TOOLCHAIN_DEFAULT=y CONFIG_KASAN=y"; export TORTURE_KCONFIG_KASAN_ARG
+		TORTURE_KCONFIG_KASAN_ARG="$debuginfo CONFIG_KASAN=y"; export TORTURE_KCONFIG_KASAN_ARG
 		if test -n "$torture_qemu_mem_default"
 		then
 			TORTURE_QEMU_MEM=2G
@@ -191,7 +202,7 @@ do
 		shift
 		;;
 	--kcsan)
-		TORTURE_KCONFIG_KCSAN_ARG="CONFIG_DEBUG_INFO_NONE=n CONFIG_DEBUG_INFO_DWARF_TOOLCHAIN_DEFAULT=y CONFIG_KCSAN=y CONFIG_KCSAN_STRICT=y CONFIG_KCSAN_REPORT_ONCE_IN_MS=100000 CONFIG_KCSAN_VERBOSE=y CONFIG_DEBUG_LOCK_ALLOC=y CONFIG_PROVE_LOCKING=y"; export TORTURE_KCONFIG_KCSAN_ARG
+		TORTURE_KCONFIG_KCSAN_ARG="$debuginfo CONFIG_KCSAN=y CONFIG_KCSAN_STRICT=y CONFIG_KCSAN_REPORT_ONCE_IN_MS=100000 CONFIG_KCSAN_VERBOSE=y CONFIG_DEBUG_LOCK_ALLOC=y CONFIG_PROVE_LOCKING=y"; export TORTURE_KCONFIG_KCSAN_ARG
 		;;
 	--kmake-arg|--kmake-args)
 		checkarg --kmake-arg "(kernel make arguments)" $# "$2" '.*' '^error$'
-- 
2.34.1


  parent reply	other threads:[~2023-10-10 12:01 UTC|newest]

Thread overview: 28+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2023-10-10 11:58 [PATCH 00/23] RCU/lock torture updates for v6.7 Frederic Weisbecker
2023-10-10 11:58 ` [PATCH 01/23] torture: Share torture_random_state with torture_shuffle_tasks() Frederic Weisbecker
2023-10-10 11:59 ` [PATCH 02/23] torture: Make kvm-recheck.sh use mktemp Frederic Weisbecker
2023-10-10 11:59 ` [PATCH 03/23] torture: Make torture_hrtimeout_ns() take an hrtimer mode parameter Frederic Weisbecker
2023-10-10 11:59 ` [PATCH 04/23] rcu: Include torture_sched_setaffinity() declaration Frederic Weisbecker
2023-10-10 11:59 ` [PATCH 05/23] torture: Move rcutorture_sched_setaffinity() out of rcutorture Frederic Weisbecker
2023-10-10 11:59 ` [PATCH 06/23] locktorture: Add readers_bind and writers_bind module parameters Frederic Weisbecker
2023-10-10 11:59 ` [PATCH 07/23] rcutorture: Add CONFIG_DEBUG_OBJECTS to RCU Tasks testing Frederic Weisbecker
2023-10-10 11:59 ` [PATCH 08/23] rcutorture: Fix stuttering races and other issues Frederic Weisbecker
2023-10-10 11:59 ` [PATCH 09/23] locktorture: Alphabetize torture_param() entries Frederic Weisbecker
2023-10-10 11:59 ` [PATCH 10/23] locktorture: Consolidate "if" statements in lock_torture_writer() Frederic Weisbecker
2023-10-10 11:59 ` [PATCH 11/23] locktorture: Add acq_writer_lim to complain about long acquistion times Frederic Weisbecker
2023-10-10 11:59 ` [PATCH 12/23] rcutorture: Copy out ftrace into its own console file Frederic Weisbecker
2023-10-10 11:59 ` [PATCH 13/23] torture: Print out torture module parameters Frederic Weisbecker
2023-10-10 11:59 ` [PATCH 14/23] torture: Make torture.sh refscale testing qualify verbose_batched Frederic Weisbecker
2023-10-10 11:59 ` [PATCH 15/23] locktorture: Add new module parameters to lock_torture_print_module_parms() Frederic Weisbecker
2023-10-10 11:59 ` [PATCH 16/23] locktorture: Add call_rcu_chains module parameter Frederic Weisbecker
2023-10-10 11:59 ` [PATCH 17/23] doc: Catch-up update for locktorture module parameters Frederic Weisbecker
2023-10-10 11:59 ` [PATCH 18/23] locktorture: Rename readers_bind/writers_bind to bind_readers/bind_writers Frederic Weisbecker
2023-10-10 11:59 ` Frederic Weisbecker [this message]
2023-10-10 11:59 ` [PATCH 20/23] rcutorture: Replace schedule_timeout*() 1-jiffy waits with HZ/20 Frederic Weisbecker
2023-10-10 11:59 ` [PATCH 21/23] rcutorture: Traverse possible cpu to set maxcpu in rcu_nocb_toggle() Frederic Weisbecker
2023-10-10 11:59 ` [PATCH 22/23] torture: Convert parse-console.sh to mktemp Frederic Weisbecker
2023-10-10 11:59 ` [PATCH 23/23] locktorture: Check the correct variable for allocation failure Frederic Weisbecker
2023-10-10 13:55   ` Paul E. McKenney
2023-10-10 14:07     ` Dan Carpenter
2023-10-10 15:53       ` Paul E. McKenney
2023-10-11  6:46         ` Dan Carpenter

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