linux-kernel - [PATCH 1/3] torture: Check for "Call trace:" as well as "Call Trace:"

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Message-Id: <20250508234230.1996554-1-paulmck@kernel.org>
Date: Thu,  8 May 2025 16:42:28 -0700
From: "Paul E. McKenney" <paulmck@...nel.org>
To: rcu@...r.kernel.org
Cc: linux-kernel@...r.kernel.org,
	kernel-team@...a.com,
	rostedt@...dmis.org,
	"Paul E. McKenney" <paulmck@...nel.org>,
	Joel Fernandes <joelagnelf@...dia.com>
Subject: [PATCH 1/3] torture: Check for "Call trace:" as well as "Call Trace:"

Different architectures capitalize their splats differently.  Who knew?

This commit therefore checks for both arm64 "Call trace:" and x86
"Call Trace:".

Reported-by: Joel Fernandes <joelagnelf@...dia.com>
Closes: https://lore.kernel.org/all/553c33d8-2b51-4772-8aef-97b0163bc78e@nvidia.com/
Signed-off-by: Paul E. McKenney <paulmck@...nel.org>
---
 tools/testing/selftests/rcutorture/bin/console-badness.sh | 2 +-
 tools/testing/selftests/rcutorture/bin/parse-console.sh   | 2 +-
 2 files changed, 2 insertions(+), 2 deletions(-)

diff --git a/tools/testing/selftests/rcutorture/bin/console-badness.sh b/tools/testing/selftests/rcutorture/bin/console-badness.sh
index aad51e7c0183d..991fb11306eb6 100755
--- a/tools/testing/selftests/rcutorture/bin/console-badness.sh
+++ b/tools/testing/selftests/rcutorture/bin/console-badness.sh
@@ -10,7 +10,7 @@
 #
 # Authors: Paul E. McKenney <paulmck@...nel.org>
 
-grep -E 'Badness|WARNING:|Warn|BUG|===========|BUG: KCSAN:|Call Trace:|Oops:|detected stalls on CPUs/tasks:|self-detected stall on CPU|Stall ended before state dump start|\?\?\? Writer stall state|rcu_.*kthread starved for|!!!' |
+grep -E 'Badness|WARNING:|Warn|BUG|===========|BUG: KCSAN:|Call Trace:|Call trace:|Oops:|detected stalls on CPUs/tasks:|self-detected stall on CPU|Stall ended before state dump start|\?\?\? Writer stall state|rcu_.*kthread starved for|!!!' |
 grep -v 'ODEBUG: ' |
 grep -v 'This means that this is a DEBUG kernel and it is' |
 grep -v 'Warning: unable to open an initial console' |
diff --git a/tools/testing/selftests/rcutorture/bin/parse-console.sh b/tools/testing/selftests/rcutorture/bin/parse-console.sh
index b07c11cf6929d..21e6ba3615f6a 100755
--- a/tools/testing/selftests/rcutorture/bin/parse-console.sh
+++ b/tools/testing/selftests/rcutorture/bin/parse-console.sh
@@ -148,7 +148,7 @@ then
 			summary="$summary  KCSAN: $n_kcsan"
 		fi
 	fi
-	n_calltrace=`grep -c 'Call Trace:' $file`
+	n_calltrace=`grep -Ec 'Call Trace:|Call trace:' $file`
 	if test "$n_calltrace" -ne 0
 	then
 		summary="$summary  Call Traces: $n_calltrace"
-- 
2.40.1