{"id":2228726,"url":"http://patchwork.ozlabs.org/api/covers/2228726/?format=json","web_url":"http://patchwork.ozlabs.org/project/ubuntu-kernel/cover/20260427092304.34067-1-zixing.liu@canonical.com/","project":{"id":15,"url":"http://patchwork.ozlabs.org/api/projects/15/?format=json","name":"Ubuntu Kernel","link_name":"ubuntu-kernel","list_id":"kernel-team.lists.ubuntu.com","list_email":"kernel-team@lists.ubuntu.com","web_url":null,"scm_url":null,"webscm_url":null,"list_archive_url":"","list_archive_url_format":"","commit_url_format":""},"msgid":"<20260427092304.34067-1-zixing.liu@canonical.com>","list_archive_url":null,"date":"2026-04-27T09:23:03","name":"[SRU,R,0/1] selftests/powerpc: Suppress -Wmaybe-uninitialized with GCC 15","submitter":{"id":90901,"url":"http://patchwork.ozlabs.org/api/people/90901/?format=json","name":"Zixing Liu","email":"zixing.liu@canonical.com"},"mbox":"http://patchwork.ozlabs.org/project/ubuntu-kernel/cover/20260427092304.34067-1-zixing.liu@canonical.com/mbox/","series":[{"id":501612,"url":"http://patchwork.ozlabs.org/api/series/501612/?format=json","web_url":"http://patchwork.ozlabs.org/project/ubuntu-kernel/list/?series=501612","date":"2026-04-27T09:23:03","name":"selftests/powerpc: Suppress -Wmaybe-uninitialized with GCC 15","version":1,"mbox":"http://patchwork.ozlabs.org/series/501612/mbox/"}],"comments":"http://patchwork.ozlabs.org/api/covers/2228726/comments/","headers":{"Return-Path":"","X-Original-To":"incoming@patchwork.ozlabs.org","Delivered-To":"patchwork-incoming@legolas.ozlabs.org","Authentication-Results":["legolas.ozlabs.org;\n\tdkim=fail reason=\"signature verification failed\" (4096-bit key;\n unprotected) header.d=canonical.com header.i=@canonical.com\n header.a=rsa-sha256 header.s=20251003 header.b=an5qhKpM;\n\tdkim-atps=neutral","legolas.ozlabs.org;\n spf=pass (sender SPF authorized) smtp.mailfrom=lists.ubuntu.com\n (client-ip=185.125.189.65; helo=lists.ubuntu.com;\n envelope-from=kernel-team-bounces@lists.ubuntu.com;\n receiver=patchwork.ozlabs.org)"],"Received":["from lists.ubuntu.com (lists.ubuntu.com [185.125.189.65])\n\t(using TLSv1.2 with cipher ECDHE-ECDSA-AES256-GCM-SHA384 (256/256 bits))\n\t(No client certificate requested)\n\tby legolas.ozlabs.org (Postfix) with ESMTPS id 4g3ymK0Hvtz1yHv\n\tfor ; Mon, 27 Apr 2026 19:23:28 +1000 (AEST)","from localhost ([127.0.0.1] helo=lists.ubuntu.com)\n\tby lists.ubuntu.com with esmtp (Exim 4.86_2)\n\t(envelope-from )\n\tid 1wHIBR-0003vW-Bp; Mon, 27 Apr 2026 09:23:17 +0000","from smtp-relay-internal-0.internal ([10.131.114.225]\n helo=smtp-relay-internal-0.canonical.com)\n by lists.ubuntu.com with esmtps (TLS1.2:ECDHE_RSA_AES_128_GCM_SHA256:128)\n (Exim 4.86_2) (envelope-from )\n id 1wHIBQ-0003tZ-5B\n for kernel-team@lists.ubuntu.com; Mon, 27 Apr 2026 09:23:16 +0000","from mail-pl1-f197.google.com (mail-pl1-f197.google.com\n [209.85.214.197])\n (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits)\n key-exchange X25519 server-signature RSA-PSS (2048 bits) server-digest\n SHA256)\n (No client certificate requested)\n by smtp-relay-internal-0.canonical.com (Postfix) with ESMTPS id 0C0E73F071\n for ; Mon, 27 Apr 2026 09:23:16 +0000 (UTC)","by mail-pl1-f197.google.com with SMTP id\n d9443c01a7336-2b458add85aso4462565ad.2\n for ; Mon, 27 Apr 2026 02:23:15 -0700 (PDT)","from liushuyu-p15.lan ([2409:8a4c:d2:9640:4913:801d:a666:ddeb])\n by smtp.gmail.com with ESMTPSA id\n d9443c01a7336-2b5faa33486sm359342365ad.33.2026.04.27.02.23.11\n for \n (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256);\n Mon, 27 Apr 2026 02:23:13 -0700 (PDT)"],"DKIM-Signature":"v=1; a=rsa-sha256; c=relaxed/relaxed; d=canonical.com;\n s=20251003; t=1777281796;\n bh=g+VsnRNcYeXua9lRdkbL017ZDjo5czIFP1BvGxCXRtM=;\n h=From:To:Subject:Date:Message-ID:MIME-Version:Content-Type;\n b=an5qhKpMqk1sRoRpOHVGg/MVsi7iRG1jKKNPOD3xMv+YxjmvxaTORp5DmdZd6zEkV\n IppOl7abJIET3RavTfpvcndaVWkrcX9i7vqMcojT89SFUVyGDlT4qO+6Pli2/gG0nM\n roclDCfqhcuhDOnZi2Rf2G7jolYohOIobqcgU3bNgG4KJpplJb0Gz+zTTaj857ERec\n yVxX1UnRbtJTWsBWvQIY7Xc9pF9sD9ez9SMlShcfFWIFOe5CCSFXfXMtrkm/mTIa4G\n AZmVrbB3/I3qG3AimqVGxf/UqsedJ6uz3oin7MIdCIOnMjp+qaiuIM9ayY9Z1GC6Fd\n hMmaEYQ0z/w2V8b+hVxwal95FrJGJU92VvSN7U5J2toS52DgangfCLoUntm5YUaspR\n f09JXVdjx2VaUfacv/052DRSBDHZ4ItHAAIIF7Se45iP0F37QJM2Sh8O5lJefMipD1\n df5y3xskgxaUw1MT/Vki36L2KkCWyBEPY56fH+nyFzPfec5KS/KshriFORT2WcwA75\n c4cdtWhclO2xrc99Scjh8CdNwftsM12cWpsVkFzLwdC9SPjo+pALpCjMKve2VOdcU4\n Dywrbtvay9FDmYF55e3ZyjQ5EHZUpjt2AzucBSiZGfvWBkJLptL4m2HULfoJG5M4lK\n GQphYYKDZfjdliY3cFB8hhW0=","X-Google-DKIM-Signature":"v=1; a=rsa-sha256; c=relaxed/relaxed;\n d=1e100.net; s=20251104; t=1777281794; x=1777886594;\n h=content-transfer-encoding:mime-version:message-id:date:subject:to\n :from:x-gm-gg:x-gm-message-state:from:to:cc:subject:date:message-id\n :reply-to;\n bh=g+VsnRNcYeXua9lRdkbL017ZDjo5czIFP1BvGxCXRtM=;\n b=CHC6KvgWLvEnkLG8m3jHsh0bzuI3Wot6iDUirYyRxWMtH1qCNhqdaaXlGHIUOvDtKm\n 0rXeK3Fq2jPGGm5pbJgP5HLU/CeGNnripJ1SH0Lh7SxuSCfdwPLQxwcXDGPmBnIVfOnD\n fFZa0ctn1QsB5uMEAUp0CQTKZ0idqiBk5gPv0z3CebgkBXeaX06PdKN/M2q/gYns5TDF\n 49Gu+FryqgC3JDxNmYV4E47N+hMeYG6h/XXkWQnM9YBxosMDvVUbdeQknwPl9YdhhmfU\n F0ROzHwkA/uAowHdJBtWWDsAQ84C7aoXhc+oJ7wZKs2yWUIjkKC3rtR076fvr5ZT6NNO\n xF6w==","X-Gm-Message-State":"AOJu0YxVvjo5WeotxAI4hx4+j3GOqSXCY629TTo72XqU72+C70tqLtA4\n mdMzJxGvgl/A0/Lc1nowWu44IwOGK9JQlZ0WUVnPD14jml/eym49ecwSADTiHy3c7vhzQ7z/nZv\n kORgo8BJ9lw8/Yfx8QfytndKBAOGeKSNc5bxbYtNh6ajEN7vEre1QjxGswlodh4BHKv3Q3F/AM/\n 52gMHnC4H0CuqPTMFjL8Y=","X-Gm-Gg":"AeBDietCO1eJP7s53iXH2m50aHvOFIZFyVR8yaq/c8LDufGOhBTFhFNDRsT+o2apbi3\n ggs4bfGQ4FJEiv0zrFuLrCV0BEua2nqo08GWX2IgJ+60VpsTE44TSilLZHRANhLmA9ga4BybIzm\n XvP0wfhmf+OEcJL/CmgiD2a5/VRLXQN3iCu9dsGG/7u6fAhNVEnuCcAZAGmqV1d3lsq09Ujph7B\n ygg3e1mipv2jH3JT/JMWrpOgF+F55gqaOCkep/dnezO5b+/5aj2omwQdDsf+6vlz5NXADzs3MIA\n Hi8NPjc2w9bVhTo7QLzSGAWTUgGCRyUowgQLvEU80IrXIyRSt887TxbbraSqHbkJ0eAaxbADk2P\n 8mS0HhbKdzsfbkloFEzz61i5LS/HIUnVWATvzJ9CZ1sj3Q4I=","X-Received":["by 2002:a17:903:8c4:b0:2b0:61c2:8e7a with SMTP id\n d9443c01a7336-2b5f9f1c601mr411895525ad.25.1777281794179;\n Mon, 27 Apr 2026 02:23:14 -0700 (PDT)","by 2002:a17:903:8c4:b0:2b0:61c2:8e7a with SMTP id\n d9443c01a7336-2b5f9f1c601mr411895425ad.25.1777281793750;\n Mon, 27 Apr 2026 02:23:13 -0700 (PDT)"],"From":"Zixing Liu ","To":"kernel-team@lists.ubuntu.com","Subject":"[SRU][R][PATCH 0/1] selftests/powerpc: Suppress -Wmaybe-uninitialized\n with GCC 15","Date":"Mon, 27 Apr 2026 17:23:03 +0800","Message-ID":"<20260427092304.34067-1-zixing.liu@canonical.com>","X-Mailer":"git-send-email 2.53.0","MIME-Version":"1.0","X-BeenThere":"kernel-team@lists.ubuntu.com","X-Mailman-Version":"2.1.20","Precedence":"list","List-Id":"Kernel team discussions ","List-Unsubscribe":",\n ","List-Archive":"","List-Post":"","List-Help":"","List-Subscribe":",\n ","Content-Type":"text/plain; charset=\"utf-8\"","Content-Transfer-Encoding":"base64","Errors-To":"kernel-team-bounces@lists.ubuntu.com","Sender":"\"kernel-team\" "},"content":"BugLink: https://bugs.launchpad.net/bugs/2129844\n\nSRU Justification:\n\n[Impact]\n\nOn Questing, PowerPC kernel self-test suites can not be built due to a GCC\ndiagnostic issue.\n\n[Fix]\n\nBackport upstream patch to workaround the issue:\nhttps://lore.kernel.org/all/20260313165426.43259-1-amachhiw@linux.ibm.com/\n\n[Test Plan]\n\nBuild the PowerPC kernel self-test suites on Questing to see if they can\nbe built.\n\n[Where problems could occur]\n\nThe patches may introduce misoptimizations due to uninitialized variables.\n\n[Other Info]\n\nN/A\n\nAmit Machhiwal (1):\n selftests/powerpc: Suppress -Wmaybe-uninitialized with GCC 15\n\n tools/testing/selftests/powerpc/vphn/Makefile | 2 +-\n 1 file changed, 1 insertion(+), 1 deletion(-)"}