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 Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 9C068C433FE for ; Wed, 9 Mar 2022 19:18:36 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S233838AbiCITTd (ORCPT ); Wed, 9 Mar 2022 14:19:33 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:55378 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S233951AbiCITTa (ORCPT ); Wed, 9 Mar 2022 14:19:30 -0500 Received: from mail-oo1-xc33.google.com (mail-oo1-xc33.google.com [IPv6:2607:f8b0:4864:20::c33]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 062491168F4 for ; Wed, 9 Mar 2022 11:18:26 -0800 (PST) Received: by mail-oo1-xc33.google.com with SMTP id w3-20020a4ac183000000b0031d806bbd7eso4029972oop.13 for ; Wed, 09 Mar 2022 11:18:25 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linaro.org; s=google; h=message-id:date:mime-version:user-agent:subject:content-language :from:to:cc:references:in-reply-to:content-transfer-encoding; bh=RTkHcVtz6Xj+gST8HDWpAZrHsZcT5ReHhL3eO1pEfMs=; b=z4Oq8hg5oMUC/28l4I7mskqErza640vBkufG2k65W2hvzZ7DIoDp3bIAvrMNmm5Cv/ slGBQW64NT9dnHPHly3gphqYVHfaBpsn9o/EKnAcayNpZtN4V09r5V5ibuQlNIY062YR KoAEffvGuuHIF/I/Kk3owWwANF2DW1ZrB191OuewOirfI/0ZxbxFx0QJPEQx7rM5Znpz H7eVzsNkZ1+wWexOG7Kfq79Kjk7H1FmFlm3XlENVb5KqGjlLodYVRh8RG0FwRKnwlEFu HiUmlfblpD1d7oViQwfrKtwcg6N35SKPVQE2Npbpskwei4/bvTnzpI4WxHR4lyCuW5ZF idBQ== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; h=x-gm-message-state:message-id:date:mime-version:user-agent:subject :content-language:from:to:cc:references:in-reply-to :content-transfer-encoding; bh=RTkHcVtz6Xj+gST8HDWpAZrHsZcT5ReHhL3eO1pEfMs=; b=kKP+t1BUEbWIfZo4JvSV6+R5ujHBxrcqvTYCdj4SPES1NvduEwW04xoFhIAvQTaKKl sOzdJikkG9DJe8n9e56AEi2h91qkhuPuEdjvf6EW6mzb4vvMHdVBuuElzahUxbJRTBA/ QLYCe++K8CvP03mZuqj7i+US+M4JdCTMUfhAZNF8pEIJn83wmkpZhgyW/N4lWlQwYx7b XVANHtTY8AZO3Osuv0x8RMFY/TPJb1khbRNV2ctWsWe+idEepTiusqBQ0Q1uIQ7Px89V 4/PeOBXCmBO25emNXGizoLs3SZfoxKb8FW9zHTCX/Ha9OtxJeAimZ8Mht0Kqysm53/Ua nR7g== X-Gm-Message-State: AOAM533QvZNiFDnAsB38Mm4QblvgU7AmcS/ij70uIkMlJFNndgQwqX4T l2QjS9pNfHFUhK6DhdNOfdw86w== X-Google-Smtp-Source: ABdhPJzDE/5CGA3LZQsgx1FDGKFVh6iantpGNAhQgr1CqxPTN17zW+Uucq3WVOE6mYNTtMFU5jp3nQ== X-Received: by 2002:a4a:907:0:b0:320:f948:a8dc with SMTP id 7-20020a4a0907000000b00320f948a8dcmr591034ooa.61.1646853505295; Wed, 09 Mar 2022 11:18:25 -0800 (PST) Received: from [192.168.17.16] ([189.219.74.147]) by smtp.gmail.com with ESMTPSA id m21-20020a056820051500b0031d0841b87esm1403489ooj.34.2022.03.09.11.18.24 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Wed, 09 Mar 2022 11:18:24 -0800 (PST) Message-ID: <322280c2-8673-949c-ffd4-4e804a030b89@linaro.org> Date: Wed, 9 Mar 2022 13:18:23 -0600 MIME-Version: 1.0 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:91.0) Gecko/20100101 Thunderbird/91.5.0 Subject: Re: [PATCH 4.9 00/24] 4.9.306-rc1 review Content-Language: en-US From: =?UTF-8?Q?Daniel_D=c3=adaz?= To: Greg Kroah-Hartman , linux-kernel@vger.kernel.org Cc: stable@vger.kernel.org, torvalds@linux-foundation.org, akpm@linux-foundation.org, linux@roeck-us.net, shuah@kernel.org, patches@kernelci.org, lkft-triage@lists.linaro.org, pavel@denx.de, jonathanh@nvidia.com, f.fainelli@gmail.com, sudipm.mukherjee@gmail.com, slade@sladewatkins.com References: <20220309155856.295480966@linuxfoundation.org> <2f501345-e847-668e-7ca3-23af49b69224@linaro.org> In-Reply-To: <2f501345-e847-668e-7ca3-23af49b69224@linaro.org> Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: 8bit Precedence: bulk List-ID: X-Mailing-List: stable@vger.kernel.org Hello! On 09/03/22 12:40, Daniel Díaz wrote: > Hello! > > On 09/03/22 09:59, Greg Kroah-Hartman wrote: >> This is the start of the stable review cycle for the 4.9.306 release. >> There are 24 patches in this series, all will be posted as a response >> to this one.  If anyone has any issues with these being applied, please >> let me know. >> >> Responses should be made by Fri, 11 Mar 2022 15:58:48 +0000. >> Anything received after that time might be too late. >> >> The whole patch series can be found in one patch at: >>     https://www.kernel.org/pub/linux/kernel/v4.x/stable-review/patch-4.9.306-rc1.gz >> or in the git tree and branch at: >>     git://git.kernel.org/pub/scm/linux/kernel/git/stable/linux-stable-rc.git linux-4.9.y >> and the diffstat can be found below. >> >> thanks, >> >> greg k-h > > Regressions found. > > The following Arm combinations fail to build: > - arm-gcc-8-bcm2835_defconfig > - arm-gcc-8-imx_v6_v7_defconfig > - arm-gcc-8-omap2plus_defconfig > - arm-gcc-9-bcm2835_defconfig > - arm-gcc-9-imx_v6_v7_defconfig > - arm-gcc-9-omap2plus_defconfig > - arm-gcc-10-bcm2835_defconfig > - arm-gcc-10-imx_v6_v7_defconfig > - arm-gcc-10-omap2plus_defconfig > - arm-gcc-11-bcm2835_defconfig > - arm-gcc-11-imx_v6_v7_defconfig > - arm-gcc-11-omap2plus_defconfig > > Messages look like this: > >   /builds/linux/arch/arm/kernel/entry-common.S: Assembler messages: >   /builds/linux/arch/arm/kernel/entry-common.S:155: Error: co-processor register expected -- `mcr p15,0,r0,c7,r5,4' >   /builds/linux/arch/arm/kernel/entry-common.S:164: Error: co-processor register expected -- `mcr p15,0,r0,c7,r5,4' >   make[2]: *** [/builds/linux/scripts/Makefile.build:407: arch/arm/kernel/entry-common.o] Error 1 >   /builds/linux/arch/arm/kernel/entry-armv.S: Assembler messages: >   /builds/linux/arch/arm/kernel/entry-armv.S:1124: Error: co-processor register expected -- `mcr p15,0,r0,c7,r5,4' >   /builds/linux/arch/arm/kernel/entry-armv.S:1147: Error: co-processor register expected -- `mcr p15,0,r0,c7,r5,4' >   /builds/linux/arch/arm/kernel/entry-armv.S:1170: Error: co-processor register expected -- `mcr p15,0,r0,c7,r5,4' >   /builds/linux/arch/arm/kernel/entry-armv.S:1193: Error: co-processor register expected -- `mcr p15,0,r0,c7,r5,4' >   /builds/linux/arch/arm/kernel/entry-armv.S:1232: Error: co-processor register expected -- `mcr p15,0,r0,c7,r5,4' >   make[2]: *** [/builds/linux/scripts/Makefile.build:407: arch/arm/kernel/entry-armv.o] Error 1 >   /builds/linux/arch/arm/mm/cache-v7.S: Assembler messages: >   /builds/linux/arch/arm/mm/cache-v7.S:63: Error: co-processor register expected -- `mcr p15,0,r0,c7,r5,4' >   /builds/linux/arch/arm/mm/cache-v7.S:136: Error: co-processor register expected -- `mcr p15,0,r0,c7,r5,4' >   /builds/linux/arch/arm/mm/cache-v7.S:170: Error: co-processor register expected -- `mcr p15,0,r0,c7,r5,4' >   /builds/linux/arch/arm/mm/cache-v7.S:298: Error: co-processor register expected -- `mcr p15,0,r0,c7,r5,4' >   make[2]: *** [/builds/linux/scripts/Makefile.build:407: arch/arm/mm/cache-v7.o] Error 1 >   /builds/linux/arch/arm/mm/tlb-v7.S: Assembler messages: >   /builds/linux/arch/arm/mm/tlb-v7.S:88: Error: co-processor register expected -- `mcr p15,0,r0,c7,r5,4' >   make[2]: *** [/builds/linux/scripts/Makefile.build:407: arch/arm/mm/tlb-v7.o] Error 1 >   /builds/linux/arch/arm/mm/proc-v7-2level.S: Assembler messages: >   /builds/linux/arch/arm/mm/proc-v7-2level.S:58: Error: co-processor register expected -- `mcr p15,0,r0,c7,r5,4' >   /builds/linux/arch/arm/mm/proc-v7-2level.S:60: Error: co-processor register expected -- `mcr p15,0,r0,c7,r5,4' >   /builds/linux/arch/arm/mm/proc-v7.S:61: Error: co-processor register expected -- `mcr p15,0,r0,c7,r5,4' >   make[2]: *** [/builds/linux/scripts/Makefile.build:407: arch/arm/mm/proc-v7.o] Error 1 >   make[2]: Target '__build' not remade because of errors. Here's what the bisection throws for this one: # bad: [2ef7c55895217efa8183111969710960a529d3cd] Linux 4.9.306-rc1 # good: [41b13534ea8aa554d4e987650e24da5510258752] ARM: use LOADADDR() to get load address of sections git bisect start '2ef7c55895217efa8183111969710960a529d3cd' '41b13534ea8aa554d4e987650e24da5510258752' # bad: [fd723e642aacb60567beda736ebb062db44b8349] ARM: include unprivileged BPF status in Spectre V2 reporting git bisect bad fd723e642aacb60567beda736ebb062db44b8349 # bad: [d0002ea56072220ddab72bb6e31a32350c01b44e] ARM: Spectre-BHB workaround git bisect bad d0002ea56072220ddab72bb6e31a32350c01b44e # first bad commit: [d0002ea56072220ddab72bb6e31a32350c01b44e] ARM: Spectre-BHB workaround commit d0002ea56072220ddab72bb6e31a32350c01b44e Author: Russell King (Oracle) Date: Thu Feb 10 16:05:45 2022 +0000 ARM: Spectre-BHB workaround comomit b9baf5c8c5c356757f4f9d8180b5e9d234065bc3 upstream. Workaround the Spectre BHB issues for Cortex-A15, Cortex-A57, Cortex-A72, Cortex-A73 and Cortex-A75. We also include Brahma B15 as well to be safe, which is affected by Spectre V2 in the same ways as Cortex-A15. Reviewed-by: Catalin Marinas Signed-off-by: Russell King (Oracle) [changes due to lack of SYSTEM_FREEING_INITMEM - gregkh] Signed-off-by: Greg Kroah-Hartman arch/arm/include/asm/assembler.h | 10 +++++ arch/arm/include/asm/spectre.h | 4 ++ arch/arm/kernel/entry-armv.S | 79 ++++++++++++++++++++++++++++++++++++--- arch/arm/kernel/entry-common.S | 24 ++++++++++++ arch/arm/kernel/spectre.c | 4 ++ arch/arm/kernel/traps.c | 38 +++++++++++++++++++ arch/arm/kernel/vmlinux-xip.lds.S | 18 +++++++-- arch/arm/kernel/vmlinux.lds.S | 18 +++++++-- arch/arm/mm/Kconfig | 10 +++++ arch/arm/mm/proc-v7-bugs.c | 76 +++++++++++++++++++++++++++++++++++++ 10 files changed, 269 insertions(+), 12 deletions(-) Reverting made the build pass. Greetings! Daniel Díaz daniel.diaz@linaro.org