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=-3.8 required=3.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,SPF_HELO_NONE, SPF_PASS autolearn=no 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 934B7C433F5 for ; Tue, 14 Sep 2021 18:03:12 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 795A4610F9 for ; Tue, 14 Sep 2021 18:03:12 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S229617AbhINSE3 (ORCPT ); Tue, 14 Sep 2021 14:04:29 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:33296 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S229526AbhINSE2 (ORCPT ); Tue, 14 Sep 2021 14:04:28 -0400 Received: from mail-ot1-x32a.google.com (mail-ot1-x32a.google.com [IPv6:2607:f8b0:4864:20::32a]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id BF3B4C061574 for ; Tue, 14 Sep 2021 11:03:10 -0700 (PDT) Received: by mail-ot1-x32a.google.com with SMTP id c42-20020a05683034aa00b0051f4b99c40cso19766562otu.0 for ; Tue, 14 Sep 2021 11:03:10 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20210112; h=sender:date:from:to:cc:subject:message-id:references:mime-version :content-disposition:in-reply-to; bh=tb4qHHViIoRDbO0ceCggoUCybSg3vUZsAfJ5wkxGsf8=; b=mrV8/HUKmUxptB/Lz2m9itpBmKkmMPPgpbcgPWD8RU30/O9RsOIuQYXutCxsqcEmvb 8KXWCKRDIaceYsQmbL9KKoqJxBQQpbLKLdLcXm4YjML5hV1SS1wYKHSLNefTAY0cz2kK oTEE0zGgyBCG3itaN2Bm/V5srBOH/IVKUg6Y4NE8qCtSUo8mgMW78XXehr3woSwJAhzP dDLunnQvVJAK66v54Wb2dPRu1A2mCeZCy2KCc/tvhhtrKAC3MoSuZE94YSKrMCx1xbaa oeOWS9rQg7ZuJwkT82MtoDejT/1+SpkfMuLzN/qPS4O1V8B7+6B3rgItpTAjSPa6k9rV GZjQ== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; h=x-gm-message-state:sender:date:from:to:cc:subject:message-id :references:mime-version:content-disposition:in-reply-to; bh=tb4qHHViIoRDbO0ceCggoUCybSg3vUZsAfJ5wkxGsf8=; b=vI9oD/7JDJZvZNoYEpfTYYriw6FSFDrnpGzzJUnL57ereEFh8Geg40YqvKCh5yqvgG 6wC3go1vDA/KQN35Co5lpc2IA3GmvaW0205GlJdezORIzBoKwG+F2C2u8DGSp/lD4JOY yIsfsx4DM1c3MpolAS0zBDQHifoX/kz6k6zq+Li/j70OsGRlNn3lPqKsmujjXDQkI9F0 eLSgzHqjtMVOCkVFQlGBXX8DcENcYBRmT0zb8apWko8O/mKs4NtAQsFJSQm8GJrDR5q0 /chmDxq/dHpb8H+/MXLax0nQOzY1UWRP03DPfm1JxRGEm5QdvaI+t/XHnc6JDzljNFk2 g2bA== X-Gm-Message-State: AOAM532VfmEfsELD7WwmZsavKZWeReYjlMhOK8Bbq94jH2S7DnkZmNxe miABLkrIG/ZDlszD92NIOZs= X-Google-Smtp-Source: ABdhPJwwJwuLdhTRTfjQGtChViG+89tRH0wpbIWo0KVUuCO2PhqySfq4XzvvVt7kujiGzTtoN3lE+A== X-Received: by 2002:a05:6830:25d5:: with SMTP id d21mr16043049otu.105.1631642590157; Tue, 14 Sep 2021 11:03:10 -0700 (PDT) Received: from server.roeck-us.net ([2600:1700:e321:62f0:329c:23ff:fee3:9d7c]) by smtp.gmail.com with ESMTPSA id a6sm2766643oto.36.2021.09.14.11.03.08 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Tue, 14 Sep 2021 11:03:09 -0700 (PDT) Sender: Guenter Roeck Date: Tue, 14 Sep 2021 11:03:07 -0700 From: Guenter Roeck To: Greg Kroah-Hartman Cc: stable , Sasha Levin Subject: Re: ppc crashes in v4.14.y-queue and v4.19.y-queue Message-ID: <20210914180307.GA567043@roeck-us.net> References: <87cbd9ce-161e-7c15-fbf4-66abd2540bed@roeck-us.net> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: Precedence: bulk List-ID: X-Mailing-List: stable@vger.kernel.org On Tue, Sep 14, 2021 at 06:15:25PM +0200, Greg Kroah-Hartman wrote: > On Tue, Sep 14, 2021 at 09:03:38AM -0700, Guenter Roeck wrote: > > Hi, > > > > I see the following crashes in v4.14.y-queue and v4.19.y-queue. > > Please let me know if I need to bisect. > > [ ... ] > > Bisection would be great to track this down if at all possible. > Attached. Reverting the offending patch fixes the problem in both v4.14.y-queue and v4.19.y-queue. Guenter --- # bad: [d73a5c7790019b70d9454ee9797c223198ad8ff0] Linux 4.14.247-rc1 # good: [f96eb53cbd76415edfba99c2cfa88567a885a428] Linux 4.14.246 git bisect start 'HEAD' 'v4.14.246' # bad: [33a419b7cde2a3b8a0932319b6d54914717797f0] block: nbd: add sanity check for first_minor git bisect bad 33a419b7cde2a3b8a0932319b6d54914717797f0 # good: [69f55eceb19466d9b20f926dbd16a4a0ad22ddbb] Revert "btrfs: compression: don't try to compress if we don't have enough pages" git bisect good 69f55eceb19466d9b20f926dbd16a4a0ad22ddbb # good: [f749b828e2bd070a33c3e8a1eda0e5e2de15ae81] power: supply: max17042_battery: fix typo in MAx17042_TOFF git bisect good f749b828e2bd070a33c3e8a1eda0e5e2de15ae81 # good: [adccd339c64fbcd7098cf58a57acc3b7db3488d5] crypto: qat - fix naming for init/shutdown VF to PF notifications git bisect good adccd339c64fbcd7098cf58a57acc3b7db3488d5 # good: [fe223807816e23234dc25460fabbe8957fec14e4] m68k: emu: Fix invalid free in nfeth_cleanup() git bisect good fe223807816e23234dc25460fabbe8957fec14e4 # good: [17c695dab8970f9c7396bb7ccb25cc204b685f0b] spi: spi-pic32: Fix issue with uninitialized dma_slave_config git bisect good 17c695dab8970f9c7396bb7ccb25cc204b685f0b # good: [e2ff046bc5c21120d29085f33d3c56e3cf024ec3] clocksource/drivers/sh_cmt: Fix wrong setting if don't request IRQ for clock source channel git bisect good e2ff046bc5c21120d29085f33d3c56e3cf024ec3 # first bad commit: [33a419b7cde2a3b8a0932319b6d54914717797f0] block: nbd: add sanity check for first_minor