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=-0.9 required=3.0 tests=DKIM_SIGNED, HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,SPF_PASS,T_DKIM_INVALID, URIBL_BLOCKED autolearn=ham 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 A5CE9C28CF6 for ; Wed, 1 Aug 2018 22:52:49 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 5176C20844 for ; Wed, 1 Aug 2018 22:52:49 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=fail reason="signature verification failed" (1024-bit key) header.d=hansenpartnership.com header.i=@hansenpartnership.com header.b="uqvMVvYH" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 5176C20844 Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=HansenPartnership.com Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=linux-kernel-owner@vger.kernel.org Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1732364AbeHBAkw (ORCPT ); Wed, 1 Aug 2018 20:40:52 -0400 Received: from bedivere.hansenpartnership.com ([66.63.167.143]:55972 "EHLO bedivere.hansenpartnership.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1731516AbeHBAkw (ORCPT ); Wed, 1 Aug 2018 20:40:52 -0400 Received: from localhost (localhost [127.0.0.1]) by bedivere.hansenpartnership.com (Postfix) with ESMTP id 3804E8EE13D; Wed, 1 Aug 2018 15:52:47 -0700 (PDT) Received: from bedivere.hansenpartnership.com ([127.0.0.1]) by localhost (bedivere.hansenpartnership.com [127.0.0.1]) (amavisd-new, port 10024) with ESMTP id LnOcQOLbgfVD; Wed, 1 Aug 2018 15:52:47 -0700 (PDT) Received: from [153.66.254.194] (unknown [50.35.68.20]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by bedivere.hansenpartnership.com (Postfix) with ESMTPSA id A03608EE079; Wed, 1 Aug 2018 15:52:46 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=simple/simple; d=hansenpartnership.com; s=20151216; t=1533163966; bh=oFjJircmtxSk9oP21qLwKvDHZzpyApKEwh446rm0HHI=; h=Subject:From:To:Cc:Date:In-Reply-To:References:From; b=uqvMVvYHbYkHeMMc1omKicQ9UH4eVmM7YJEjl+xnl0jDuW29ahr1NN/aTzxR1ETdF 3Dol4pOL5MbBkS3lR5KzoTqGilnit/quB3cCtL1wSvmtWRze5gOkAGruwWwChnJNEf IT3BXrJ6PC+U87zzUJpHMYZdz36CJqlJy23MfkWY= Message-ID: <1533163965.3158.1.camel@HansenPartnership.com> Subject: Re: linux-next: Tree for Aug 1 From: James Bottomley To: Guenter Roeck , Stephen Rothwell Cc: Linux-Next Mailing List , Linux Kernel Mailing List , linux-scsi Date: Wed, 01 Aug 2018 15:52:45 -0700 In-Reply-To: <20180801224813.GA13074@roeck-us.net> References: <20180801175852.36549130@canb.auug.org.au> <20180801224813.GA13074@roeck-us.net> Content-Type: text/plain; charset="UTF-8" X-Mailer: Evolution 3.22.6 Mime-Version: 1.0 Content-Transfer-Encoding: 8bit Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Wed, 2018-08-01 at 15:48 -0700, Guenter Roeck wrote: > On Wed, Aug 01, 2018 at 05:58:52PM +1000, Stephen Rothwell wrote: > > Hi all, > > > > Changes since 20180731: > > > > The pci tree gained a conflict against the pci-current tree. > > > > The net-next tree gained a conflict against the bpf tree. > > > > The block tree lost its build failure. > > > > The staging tree still had its build failure due to an interaction > > with > > the vfs tree for which I disabled CONFIG_EROFS_FS. > > > > The kspp tree lost its build failure. > > > > Non-merge commits (relative to Linus' tree): 10070 > >  9137 files changed, 417605 insertions(+), 179996 deletions(-) > > > > ----------------------------------------------------------------- > > ----------- > > > > The widespread kernel hang issues are still seen. I managed > to bisect it after working around the transient build failures. > Bisect log is attached below. Unfortunately, it doesn't help much. > The culprit is reported as: > > 2d542828c5e9 Merge remote-tracking branch 'scsi/for-next' > > The preceding merge, > > 453f1d821165 Merge remote-tracking branch 'cgroup/for-next' > > checks out fine, as does the tip of scsi-next (commit 103c7b7e0184, > "Merge branch 'misc' into for-next"). No idea how to proceed. This sounds like you may have a problem with this patch:     commit d5038a13eca72fb216c07eb717169092e92284f1      Author: Johannes Thumshirn      Date:   Wed Jul 4 10:53:56 2018 +0200          scsi: core: switch to scsi-mq by default To verify, boot with the additional kernel parameter scsi_mod.use_blk_mq=0 Which will reverse the effect of the above patch. We already have one report of this patch causing boot failures: https://marc.info/?t=153305327000002 So I've added linux-scsi to see if they want any more information. James > > Guenter > > --- > bisect (mips:malta_defconfig and i386): > > # bad: [d9bd94c0bcaa42d9cace337590718afd22c47bcc] Add linux-next > specific files for 20180801 > # good: [acb1872577b346bd15ab3a3f8dff780d6cca4b70] Linux 4.18-rc7 > git bisect start 'HEAD' 'v4.18-rc7' > # good: [f7952a1210bce43e88d69f371c6226aed481f307] Merge remote- > tracking branch 'spi-nor/spi-nor/next' > git bisect good f7952a1210bce43e88d69f371c6226aed481f307 > # good: [fa3bb608cd0d41a02583a7ceb3d162c4dee7e0e4] Merge remote- > tracking branch 'spi/for-next' > git bisect good fa3bb608cd0d41a02583a7ceb3d162c4dee7e0e4 > # good: [39c5cce976449c934b60e31cec9cea6986531b94] Merge remote- > tracking branch 'char-misc/char-misc-next' > git bisect good 39c5cce976449c934b60e31cec9cea6986531b94 > # good: [453f1d8211658b75542f4581759f022420bdaea8] Merge remote- > tracking branch 'cgroup/for-next' > git bisect good 453f1d8211658b75542f4581759f022420bdaea8 > # bad: [f11e9f9af170533e660c5deddccc4c494784c1fa] Merge remote- > tracking branch 'nvdimm/libnvdimm-for-next' > git bisect bad f11e9f9af170533e660c5deddccc4c494784c1fa > # bad: [d8a758324b2e012cdba05b82ecbda6b84905f6ec] Merge remote- > tracking branch 'rpmsg/for-next' > git bisect bad d8a758324b2e012cdba05b82ecbda6b84905f6ec > # good: [97fe222524f8fdbcc528b44d160d1df71d96af86] scsi: arcmsr: Fix > error of resuming from hibernation for adapter type E > git bisect good 97fe222524f8fdbcc528b44d160d1df71d96af86 > # bad: [2d542828c5e94490480b2900f8a0cb7a8c46afb0] Merge remote- > tracking branch 'scsi/for-next' > git bisect bad 2d542828c5e94490480b2900f8a0cb7a8c46afb0 > # good: [cc74e31d4147f26ead6ea06e4649d63a14edc0fe] scsi: lpfc: remove > null check on nvmebuf > git bisect good cc74e31d4147f26ead6ea06e4649d63a14edc0fe > # good: [dc335a995527fb1ee9ec5649162b22cd1ce728ee] scsi: tcmu: unmap > if dev is configured > git bisect good dc335a995527fb1ee9ec5649162b22cd1ce728ee > # good: [d92f5db64445ac4e2ce9a2cb7e6c929a5f4e712b] Merge branch > 'misc' into for-next > git bisect good d92f5db64445ac4e2ce9a2cb7e6c929a5f4e712b > # good: [0e0d75267107e6a557ea9314d55bcff05a6ede44] scsi: tcmu: use > u64 for dev_size > git bisect good 0e0d75267107e6a557ea9314d55bcff05a6ede44 > # good: [c8a75afbf72ee4c16dad5339f55f62095879f207] Revert "scsi: > target/iscsi: Reduce number of __iscsit_free_cmd() callers" > git bisect good c8a75afbf72ee4c16dad5339f55f62095879f207 > # good: [103c7b7e01849d3c5bc998168ccd4df2c443d24b] Merge branch > 'misc' into for-next > git bisect good 103c7b7e01849d3c5bc998168ccd4df2c443d24b > # first bad commit: [2d542828c5e94490480b2900f8a0cb7a8c46afb0] Merge > remote-tracking branch 'scsi/for-next' >