From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from smtp.kernel.org (aws-us-west-2-korg-mail-1.web.codeaurora.org [10.30.226.201]) (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 41DA21DE4C9; Wed, 19 Feb 2025 08:57:48 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=10.30.226.201 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1739955468; cv=none; b=iov8DZqMuGIpHNXC8tPsQdVGpC8uQSsV0aPOHs/mhw25jGnnvfmkO9wVc5YN1wtZvyp1sX1hbdLT3IwOZMCiFBqmaOYOXKU0DXTW2supLDW5H01Z7jkO+G6fJBwjLf3b8y12gn4aRSkonzOUDKDKIBEt6Uh3yIkB5iQHTAU2FoY= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1739955468; c=relaxed/simple; bh=1FLkriyTQJzUojkgRY/TuGCLt8oH1LqUr//dUREFOcc=; h=From:To:Cc:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version; b=o/YdW/Hi2LQjB3Pb4Wa5jJtNDvJSVfZnrXkPC2ApxLxrobBWvJ/u80S4dUOaUpx6il+1JuH2ONXgtIv8vK9sbBRuUTPdw0qxSDwc/ADEYAZizpvqJsnmPe4A9JkJHQOhi4fjW9mTvd4XFKPHC20giKlpZ8Q+s8/p5l18JFqobmU= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=linuxfoundation.org header.i=@linuxfoundation.org header.b=mMUlp6yq; arc=none smtp.client-ip=10.30.226.201 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=linuxfoundation.org header.i=@linuxfoundation.org header.b="mMUlp6yq" Received: by smtp.kernel.org (Postfix) with ESMTPSA id B5461C4CED1; Wed, 19 Feb 2025 08:57:47 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=linuxfoundation.org; s=korg; t=1739955468; bh=1FLkriyTQJzUojkgRY/TuGCLt8oH1LqUr//dUREFOcc=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=mMUlp6yqWBQChX2AVUVkGOt2bCXPBd+ie/IYJxupV/zhQujrbH8ZzO6lxU31nPysb GL6pxMXnE3/b3+mcjkY3TVghTubFEOnubJnXu1VgwBaGh+0eRDBpNcSUe9ezoFaO9K BHDaHRpI1iO20wtJgtwibbhPi38s/R5rpvsfPdRc= From: Greg Kroah-Hartman To: stable@vger.kernel.org Cc: Greg Kroah-Hartman , patches@lists.linux.dev, Krzysztof Karas , Mikolaj Wasiak , Andi Shyti , Rodrigo Vivi , Sasha Levin Subject: [PATCH 6.6 016/152] drm/i915/selftests: avoid using uninitialized context Date: Wed, 19 Feb 2025 09:27:09 +0100 Message-ID: <20250219082550.669215531@linuxfoundation.org> X-Mailer: git-send-email 2.48.1 In-Reply-To: <20250219082550.014812078@linuxfoundation.org> References: <20250219082550.014812078@linuxfoundation.org> User-Agent: quilt/0.68 X-stable: review X-Patchwork-Hint: ignore Precedence: bulk X-Mailing-List: patches@lists.linux.dev List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit 6.6-stable review patch. If anyone has any objections, please let me know. ------------------ From: Krzysztof Karas [ Upstream commit 53139b3f9998ea07289e7b70b909fea2264a0de9 ] There is an error path in igt_ppgtt_alloc(), which leads to ww object being passed down to i915_gem_ww_ctx_fini() without initialization. Correct that by only putting ppgtt->vm and returning early. Fixes: 480ae79537b2 ("drm/i915/selftests: Prepare gtt tests for obj->mm.lock removal") Signed-off-by: Krzysztof Karas Reviewed-by: Mikolaj Wasiak Reviewed-by: Andi Shyti Signed-off-by: Andi Shyti Link: https://patchwork.freedesktop.org/patch/msgid/iuaonpjc3rywmvhna6umjlvzilocn2uqsrxfxfob24e2taocbi@lkaivvfp4777 (cherry picked from commit 8d8334632ea62424233ac6529712868241d0f8df) Signed-off-by: Rodrigo Vivi Signed-off-by: Sasha Levin --- drivers/gpu/drm/i915/selftests/i915_gem_gtt.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/drivers/gpu/drm/i915/selftests/i915_gem_gtt.c b/drivers/gpu/drm/i915/selftests/i915_gem_gtt.c index 5c397a2df70e2..5d27e1c733c52 100644 --- a/drivers/gpu/drm/i915/selftests/i915_gem_gtt.c +++ b/drivers/gpu/drm/i915/selftests/i915_gem_gtt.c @@ -168,7 +168,7 @@ static int igt_ppgtt_alloc(void *arg) return PTR_ERR(ppgtt); if (!ppgtt->vm.allocate_va_range) - goto err_ppgtt_cleanup; + goto ppgtt_vm_put; /* * While we only allocate the page tables here and so we could @@ -236,7 +236,7 @@ static int igt_ppgtt_alloc(void *arg) goto retry; } i915_gem_ww_ctx_fini(&ww); - +ppgtt_vm_put: i915_vm_put(&ppgtt->vm); return err; } -- 2.39.5