From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from desiato.infradead.org (desiato.infradead.org [90.155.92.199]) (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 EEFAA31DDA4; Thu, 27 Nov 2025 08:38:23 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=90.155.92.199 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1764232707; cv=none; b=bEtGvRF0VZBcdSJjDz0tCC/Y75a8pvPkFfWq43QmO7Hie4Q4lulUTwGAX5hM5LAEDg7Hy/ZcEEdJ8hkpMnW/Itcj2EsxPxsFQWtMAfTRpk171IRve4F1+hpC8EmS6jk7PLSdV4infIBx5EzYESBhSfDeaMzgxk+Ho6GS9qIPsXA= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1764232707; c=relaxed/simple; bh=dcUcxOFEzyb9BnOf+tR+HRtWmZtCZgk/Rfi9PUN1P5A=; h=Date:From:To:Cc:Subject:Message-ID:References:MIME-Version: Content-Type:Content-Disposition:In-Reply-To; b=s1dmVUQNSc9MDzFeXEveSYoix8xAwlYVEng+AZ762Wmnnt2wzCqYSXKM3Sqh5Sl/255DfRG78Tz5vvHdLGAFZZMoIgQ42VjQ1XMqXl1Yhq0cXts94XS6KhSiw4wNH+ZWam3cc5DRFCeB9nStwDA55MlWrD6erLzQ++m4FaCrfrE= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=infradead.org; spf=none smtp.mailfrom=infradead.org; dkim=pass (2048-bit key) header.d=infradead.org header.i=@infradead.org header.b=S4jPa+q7; arc=none smtp.client-ip=90.155.92.199 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=infradead.org Authentication-Results: smtp.subspace.kernel.org; spf=none smtp.mailfrom=infradead.org Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=infradead.org header.i=@infradead.org header.b="S4jPa+q7" DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=infradead.org; s=desiato.20200630; h=In-Reply-To:Content-Type:MIME-Version: References:Message-ID:Subject:Cc:To:From:Date:Sender:Reply-To: Content-Transfer-Encoding:Content-ID:Content-Description; bh=vsPrttvPq54S6dwbftVa6WCZkjMAqLnpFC2FCMGJ8lk=; b=S4jPa+q7zPJBlhS+mPPbVRlTBs WCSu24NpO7Dr+lfTFGiavfoH81k4V1n3G8lGfunPELZOn2ymYMad2S1x/CLlIWWG3xi+RAgTf3xZV +d0xM70xpiCDKnnyKhpv2P+8TMckYfCSZmW9MpTGFmOa+VVdMJhpNr8U0NjSpu40gYp1IpgcEiH5K 3+RL8LbkphEECVpQHgIHWI0FQGuD4akXXUE+AxG9ShuokcoxKelerCbQ8tuH54ywS0tjw+uAVLSDq o56A6zhNRd9P3BiQTpWhbhY3ny8sVQ2sgiYUGduC5M8NapigrIA+sLTZr0xXvrWQ8xelYmlQBVBP9 jWnYrAdg==; Received: from 77-249-17-252.cable.dynamic.v4.ziggo.nl ([77.249.17.252] helo=noisy.programming.kicks-ass.net) by desiato.infradead.org with esmtpsa (Exim 4.98.2 #2 (Red Hat Linux)) id 1vOWeU-00000009hGk-39QF; Thu, 27 Nov 2025 07:42:55 +0000 Received: by noisy.programming.kicks-ass.net (Postfix, from userid 1000) id AB915300342; Thu, 27 Nov 2025 09:38:15 +0100 (CET) Date: Thu, 27 Nov 2025 09:38:15 +0100 From: Peter Zijlstra To: kernel test robot Cc: Tim Chen , oe-lkp@lists.linux.dev, lkp@intel.com, linux-kernel@vger.kernel.org, x86@kernel.org, Ingo Molnar , Chen Yu , Vincent Guittot , Shrikanth Hegde , K Prateek Nayak , Srikar Dronamraju , Mohini Narkhede , aubrey.li@linux.intel.com Subject: Re: [tip:tmp.tmp] [sched/fair] eb2db043ab: BUG:kernel_NULL_pointer_dereference,address Message-ID: <20251127083815.GZ3245006@noisy.programming.kicks-ass.net> References: <202511271605.bd46ddc3-lkp@intel.com> Precedence: bulk X-Mailing-List: linux-kernel@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: <202511271605.bd46ddc3-lkp@intel.com> On Thu, Nov 27, 2025 at 04:35:37PM +0800, kernel test robot wrote: > > > Hello, > > kernel test robot noticed "BUG:kernel_NULL_pointer_dereference,address" on: > > commit: eb2db043ab3a28ae76800f2a57e144420800d56d ("sched/fair: Skip sched_balance_running cmpxchg when balance is not due") > https://git.kernel.org/cgit/linux/kernel/git/tip/tip.git tmp.tmp Not sure what this branch is, but tip/sched/core has the fixed commit.