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 6097522DFF3; Mon, 10 Mar 2025 17:59:37 +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=1741629577; cv=none; b=N8P/jIWqGtCYLSs+GoZYrK+x1O4UYPLYO0X5UGVWjbp9rexnF144RMY/J+VbjD2JgtoP4IYauZVMgaGLm5uE4CU1IeXxtp3lzK3oxeZwQab70yBX113RNXoYOZy8hYr7nLvC2HyV8/ZreIuptXERhKLL3AgX/Eu2ll4oJFk6Eck= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1741629577; c=relaxed/simple; bh=ZTCxl9CvJ3Lhp0Nb7K1hnauDUQbsgLEyPXOm0n5fBxg=; h=From:To:Cc:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version; b=MAEj2j71E4NFofzU7Rhav/9sraE4MzjlfdC00I/cjiVDOY5YqcE1xQ7+neO2oS8w9AgVXLrbYRnoMk692ARTURrJVPOoNmNovCemcXK54KU+h3AgVhxid19SY+SABVDNLEN5vn2qjr3o0wJVbFGVXLp5Jb1V+SwbLV2RHXiIdIU= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=linuxfoundation.org header.i=@linuxfoundation.org header.b=YA20+Dz1; 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="YA20+Dz1" Received: by smtp.kernel.org (Postfix) with ESMTPSA id B0FF0C4CEE5; Mon, 10 Mar 2025 17:59:36 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=linuxfoundation.org; s=korg; t=1741629577; bh=ZTCxl9CvJ3Lhp0Nb7K1hnauDUQbsgLEyPXOm0n5fBxg=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=YA20+Dz1mn6i7+6YWVZFbIhMqGPR6HaljF7d9g9MY9r97xEDT248B13FNvq26WSfP YAA/QdCQ7pSTW2OlHgPhKdjWCx/zOKi8e0gcNePoNMX6BtU8AnVLeLfjUie3QkgytO 8oa1p+9rQ3RtuzHNRTX8v3lI3QkkKJEKeVr3L//g= 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 5.15 342/620] drm/i915/selftests: avoid using uninitialized context Date: Mon, 10 Mar 2025 18:03:08 +0100 Message-ID: <20250310170559.112108489@linuxfoundation.org> X-Mailer: git-send-email 2.48.1 In-Reply-To: <20250310170545.553361750@linuxfoundation.org> References: <20250310170545.553361750@linuxfoundation.org> User-Agent: quilt/0.68 X-stable: review X-Patchwork-Hint: ignore Precedence: bulk X-Mailing-List: stable@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit 5.15-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 f843a5040706a..df3934a990d08 100644 --- a/drivers/gpu/drm/i915/selftests/i915_gem_gtt.c +++ b/drivers/gpu/drm/i915/selftests/i915_gem_gtt.c @@ -160,7 +160,7 @@ 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 @@ -228,7 +228,7 @@ 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