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 D50E37462; Wed, 22 Jan 2025 01:40:36 +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=1737510036; cv=none; b=JogfyCEe6A58b9Xg+MjU6LgJ6Yh4a6HdhW67q8TeSX7IZf3JmfvbSN8/PbGsuDWYQwH4tmrwBxbicO3QGqpPv9Jy7RtfD9O6eTNPL5vFdSbReQqiZjW1UZLocq5kzUBc+ey/N1ek3rKSBkN2qCXuwmuvtq12RvRJzOxQ2u1CE7Y= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1737510036; c=relaxed/simple; bh=y47CIGGCJT89PF3xKW62QwwBKZRmBNcJcXEXXw65DrM=; h=Date:From:To:Cc:Subject:Message-ID:References:MIME-Version: Content-Type:Content-Disposition:In-Reply-To; b=H8/6YitW1kkAlmlyVOIq1490kofVrL+USDiosaNppt8sSeJpLs+yWBUQKH6lE0bggGWCNA8SuAYaJj1mk6CfMgh1cF9U5xh5FbZ9Yxcv77TR2ljaUhemHpn5fM26C5SAFN+mni7tkikJmphtUBhoB/E52B/Kk3babKCffp4WHyM= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=QppKBeHK; arc=none smtp.client-ip=10.30.226.201 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b="QppKBeHK" Received: by smtp.kernel.org (Postfix) with ESMTPSA id 1CE34C4CEDF; Wed, 22 Jan 2025 01:40:36 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1737510036; bh=y47CIGGCJT89PF3xKW62QwwBKZRmBNcJcXEXXw65DrM=; h=Date:From:To:Cc:Subject:References:In-Reply-To:From; b=QppKBeHKvGLVXO77i52GnocnOwRLNJ5Gv97vFnEdbm7EXmVSLv3v8EDYKFFixNI3m dcnzNi/XEzrkmJAoCmXKzMJm4Fz8Z9sM6Zdklla2ZOVOQu8V+djL6j/Bc9cyb9gCQs Rg7eo/4czdt527dRtSPL/0uOY57svoIoXTZ3YaQyHb0YS51gzcWcchx2ZGfpfGmtNU tltwgbbTmpSP6kCNatn8R+Fzdg6kc2HBp+vf9+5/JQiwvGNzBuxhmcsGw1v+01JGwy T1MvjP1bIC4d1vkscrcHPFZgndlOq0n5KeeNCDPTQVB7kB7OAoMreSH1wimEi9fWJb G/jyeQSugjR4w== Date: Tue, 21 Jan 2025 15:40:35 -1000 From: Tejun Heo To: Ihor Solodrai Cc: sched-ext@meta.com, kernel-team@meta.com, linux-kernel@vger.kernel.org, bpf Subject: Re: [PATCH sched_ext/for-6.13-fixes] sched_ext: Fix dsq_local_on selftest Message-ID: References: <20241209152924.4508-1-void@manifault.com> Precedence: bulk X-Mailing-List: bpf@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: Hello, sorry about the delay. On Wed, Jan 15, 2025 at 11:50:37PM +0000, Ihor Solodrai wrote: ... > 2025-01-15T23:28:55.8238375Z [ 5.334631] sched_ext: BPF scheduler "dsp_local_on" disabled (runtime error) > 2025-01-15T23:28:55.8243034Z [ 5.335420] sched_ext: dsp_local_on: SCX_DSQ_LOCAL[_ON] verdict target cpu 1 not allowed for kworker/u8:1[33] That's a head scratcher. It's a single node 2 cpu instance and all unbound kworkers should be allowed on all CPUs. I'll update the test to test the actual cpumask but can you see whether this failure is consistent or flaky? Thanks. -- tejun