From nobody Sat Feb 7 11:38:07 2026 Received: from sender4-pp-f112.zoho.com (sender4-pp-f112.zoho.com [136.143.188.112]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 05C9A219FC for ; Mon, 12 Aug 2024 11:21:27 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=pass smtp.client-ip=136.143.188.112 ARC-Seal: i=2; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1723461689; cv=pass; b=RBqfOWAZNvmN3B5BnZZnF0yIxB37ptT13KT6wXJC/vZKUrKa9EjUuv4a327Hno0hDzpTN+nWq7ro6xbUYUBh3BMNUsx02RC/CWQAbOeAvXz8yDPytROFQaUp/9UxorMKPb8f103J8hRA1hfmSIPq1sP7mHg4M66/N5hCt+mY31E= ARC-Message-Signature: i=2; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1723461689; c=relaxed/simple; bh=Y3ifjZQfp+MRM+J1pnHfGSk0yQd6aLfQ33iKHf92FWU=; h=From:To:Cc:Subject:Date:Message-ID:MIME-Version; b=D/lPJzK8HcpVVvlET6nHWDjj5A6O2HmIRzGU58PXQhap7my9kKFuDsnqsU4qEIo1YbaThYT+IHrzBK8VzOG1RussWOXymtM94cFcC98DZdpTaVuk+TAyNDeQR+jXqvef4yG0FvK8iOVIAHScF3MMss7mZj/aFlkJuviW2Z8z5fo= ARC-Authentication-Results: i=2; smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=collabora.com; spf=pass smtp.mailfrom=collabora.com; dkim=pass (1024-bit key) header.d=collabora.com header.i=vignesh.raman@collabora.com header.b=FVuGh4N6; arc=pass smtp.client-ip=136.143.188.112 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=collabora.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=collabora.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=collabora.com header.i=vignesh.raman@collabora.com header.b="FVuGh4N6" ARC-Seal: i=1; a=rsa-sha256; t=1723461682; cv=none; d=zohomail.com; s=zohoarc; b=hSDBnQ7E3G2NfCheKXcumPD8j3KEvI0z7Zig8vXA8xyc2mt8vGFgeesuSrNPMKTAq6fiE2LsTbopcIqiu+J64R8d7s2y41U8SJqB5fCyeQSsxRjVZTXrPgQTE8uHpiWLwwQMsbUui2Bx8c/W4HICoIKK9bcZ+AhXGEWyOvdk2GA= ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=zohomail.com; s=zohoarc; t=1723461682; h=Content-Transfer-Encoding:Cc:Cc:Date:Date:From:From:MIME-Version:Message-ID:Subject:Subject:To:To:Message-Id:Reply-To; bh=ElgfAUgp1A3HJ9rIBV/vS6smXyAx/v9/DJS44pjWjJ0=; b=eF/904qFd6gKf0NPmk05DL8dfamJzkQ0xQ1HfLfyFqRZQmuFBf9dEJCO1i3drE4hs2EqEWcZ22VSRQNXOfeik3u3tAz6bXB3qb+BWvP3boWjaoXn4XSCkeFjnaQHt4sBX1SHdD8AF710xLytHI+zd/1a0oGbMbXVGWl/OnxPdD4= ARC-Authentication-Results: i=1; mx.zohomail.com; dkim=pass header.i=collabora.com; spf=pass smtp.mailfrom=vignesh.raman@collabora.com; dmarc=pass header.from= DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; t=1723461682; s=zohomail; d=collabora.com; i=vignesh.raman@collabora.com; h=From:From:To:To:Cc:Cc:Subject:Subject:Date:Date:Message-ID:MIME-Version:Content-Transfer-Encoding:Message-Id:Reply-To; bh=ElgfAUgp1A3HJ9rIBV/vS6smXyAx/v9/DJS44pjWjJ0=; b=FVuGh4N65uQ51d1NKzefCpdRMhvdoj6WUr/918dEYvuQwvQNWVzFhBs4iwyqMcDE pLZrkMpsWWAFIIiHeVmjBL8V8QcArYiUsg3TI7kXmrRA4V+AWxtns+z+8O+6ur7vEyI R/auJfYpGE25kTkoasxaFy6qaH6UNQNn/QeIKO+A= Received: by mx.zohomail.com with SMTPS id 1723461681031721.9508608249985; Mon, 12 Aug 2024 04:21:21 -0700 (PDT) From: Vignesh Raman To: dri-devel@lists.freedesktop.org Cc: daniels@collabora.com, helen.koike@collabora.com, airlied@gmail.com, daniel@ffwll.ch, robdclark@gmail.com, guilherme.gallo@collabora.com, sergi.blanch.torne@collabora.com, deborah.brouwer@collabora.com, linux-kernel@vger.kernel.org Subject: [PATCH v1] drm/ci: enable lockdep detection Date: Mon, 12 Aug 2024 16:50:28 +0530 Message-ID: <20240812112030.81774-1-vignesh.raman@collabora.com> X-Mailer: git-send-email 2.43.0 Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable X-ZohoMailClient: External Content-Type: text/plain; charset="utf-8" We have enabled PROVE_LOCKING (which enables LOCKDEP) in drm-ci. This will output warnings when kernel locking errors are encountered and will continue executing tests. To detect if lockdep has been triggered, check the debug_locks value in /proc/lockdep_stats after the tests have run. When debug_locks is 0, it indicates that lockdep has detected issues and turned itself off. So check this value and exit with an error if lockdep is detected. Signed-off-by: Vignesh Raman --- v1: - Pipeline link to show lockdep_stats before and after tests, https://gitlab.freedesktop.org/vigneshraman/linux/-/pipelines/1246721 =20 --- drivers/gpu/drm/ci/igt_runner.sh | 11 +++++++++++ 1 file changed, 11 insertions(+) diff --git a/drivers/gpu/drm/ci/igt_runner.sh b/drivers/gpu/drm/ci/igt_runn= er.sh index f38836ec837c..d2c043cd8c6a 100755 --- a/drivers/gpu/drm/ci/igt_runner.sh +++ b/drivers/gpu/drm/ci/igt_runner.sh @@ -85,6 +85,17 @@ deqp-runner junit \ --limit 50 \ --template "See https://$CI_PROJECT_ROOT_NAMESPACE.pages.freedesktop.or= g/-/$CI_PROJECT_NAME/-/jobs/$CI_JOB_ID/artifacts/results/{{testcase}}.xml" =20 +# Check if /proc/lockdep_stats exists +if [ -f /proc/lockdep_stats ]; then + # If debug_locks is 0, it indicates lockdep is detected and it turns i= tself off. + debug_locks=3D$(grep 'debug_locks:' /proc/lockdep_stats | awk '{print = $2}') + if [ "$debug_locks" -eq 0 ]; then + echo "LOCKDEP issue detected. Please check dmesg logs for more inf= ormation." + cat /proc/lockdep_stats + ret=3D1 + fi +fi + # Store the results also in the simpler format used by the runner in Chrom= eOS CI #sed -r 's/(dmesg-warn|pass)/success/g' /results/results.txt > /results/re= sults_simple.txt =20 --=20 2.43.0