From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-7.3 required=3.0 tests=DKIM_INVALID,DKIM_SIGNED, HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,MENTIONS_GIT_HOSTING, SPF_PASS,USER_AGENT_MUTT autolearn=unavailable autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 287DCC43610 for ; Sat, 24 Nov 2018 03:58:12 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id DAF3120874 for ; Sat, 24 Nov 2018 03:58:11 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=fail reason="signature verification failed" (2048-bit key) header.d=infradead.org header.i=@infradead.org header.b="WOa3E8ve" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org DAF3120874 Authentication-Results: mail.kernel.org; dmarc=none (p=none dis=none) header.from=infradead.org Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=linux-pci-owner@vger.kernel.org Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1730997AbeKXOo7 (ORCPT ); Sat, 24 Nov 2018 09:44:59 -0500 Received: from bombadil.infradead.org ([198.137.202.133]:54730 "EHLO bombadil.infradead.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1728450AbeKXOo7 (ORCPT ); Sat, 24 Nov 2018 09:44:59 -0500 DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=infradead.org; s=bombadil.20170209; 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:Resent-Date: Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID:List-Id: List-Help:List-Unsubscribe:List-Subscribe:List-Post:List-Owner:List-Archive; bh=rnt75NovqVREUcNFpNXwhtKry1MGSJYgxwyIiIT7cjM=; b=WOa3E8veuEPBENe8Rkn2rbWC4 CcnJVvjxj1938b+WMg+lpH4tBhEQoInXFChdPXzfxhWjAADqWP/N/tyyLzqWrBlOvShmcnzzi1J9c cMNShOjvBNiupl8ZU8HN0F/0fxc/KRzRpX7YInRCuxra4em8K2G8CoL8qu1u79HHO0nbQnRSEdc67 DHkaZ/BZCINx9jMGK34cOyIIcQCkWLcMz8XZhb7q7uu+DkluHqHeXBLzsV9i49LFpUCCOh74eIr1k zoBCwOnCDAGMcPYZVzD+MRt2qPgAX+kQpeVYpUzoOqaU9zyh17o41RgfG5j1uQFQX3t09vXeM3kUW tq/8y9xgA==; Received: from willy by bombadil.infradead.org with local (Exim 4.90_1 #2 (Red Hat Linux)) id 1gQP51-00050n-Rx; Sat, 24 Nov 2018 03:58:03 +0000 Date: Fri, 23 Nov 2018 19:58:03 -0800 From: Matthew Wilcox To: kernel test robot Cc: Linus Torvalds , LKP , linux-pci@vger.kernel.org, linux-acpi@vger.kernel.org, linux-input@vger.kernel.org, dri-devel@lists.freedesktop.org, intel-gfx@lists.freedesktop.org, linuxppc-dev@lists.ozlabs.org, linux-parisc@vger.kernel.org, linux-fsdevel@vger.kernel.org, linux-doc@vger.kernel.org, linux-kernel@vger.kernel.org Subject: Re: dad4f140ed ("Merge branch 'xarray' of .."): Mem-Info: Message-ID: <20181124035803.GX3065@bombadil.infradead.org> References: <5bf8a766.2eiLO6qApoh2dO55%lkp@intel.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <5bf8a766.2eiLO6qApoh2dO55%lkp@intel.com> User-Agent: Mutt/1.9.2 (2017-12-15) Sender: linux-pci-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-pci@vger.kernel.org On Sat, Nov 24, 2018 at 09:20:38AM +0800, kernel test robot wrote: > Greetings, > > 0day kernel testing robot got the below dmesg and the first bad commit is > > https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master > > commit dad4f140edaa3f6bb452b6913d41af1ffd672e45 I think you've got the wrong bisection point, confused by other messages. Here's the messages I think you intend to chase: [ 155.389297] BUG: workqueue lockup - pool cpus=0 node=0 flags=0x0 nice=0 stuck for 52s! [ 155.409004] BUG: workqueue lockup - pool cpus=0 flags=0x4 nice=0 stuck for 40 s! [ 155.420377] Showing busy workqueues and worker pools: [ 155.428445] workqueue events: flags=0x0 [ 155.434634] pwq 0: cpus=0 node=0 flags=0x0 nice=0 active=1/256 [ 155.437904] pending: cache_reap [ 155.449671] workqueue events_power_efficient: flags=0x82 [ 155.458000] pwq 2: cpus=0 flags=0x4 nice=0 active=3/256 [ 155.461269] pending: neigh_periodic_work, do_cache_clean, check_lifetime but you're getting hung up on the testsuite problems.