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 921E6C433F5 for ; Sat, 20 Nov 2021 15:27:23 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S231481AbhKTPaZ (ORCPT ); Sat, 20 Nov 2021 10:30:25 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:51940 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S230038AbhKTPaZ (ORCPT ); Sat, 20 Nov 2021 10:30:25 -0500 Received: from mail-ot1-x32c.google.com (mail-ot1-x32c.google.com [IPv6:2607:f8b0:4864:20::32c]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id B0040C06173E for ; Sat, 20 Nov 2021 07:27:21 -0800 (PST) Received: by mail-ot1-x32c.google.com with SMTP id b5-20020a9d60c5000000b0055c6349ff22so21507340otk.13 for ; Sat, 20 Nov 2021 07:27:21 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linaro.org; s=google; h=subject:to:cc:references:from:message-id:date:user-agent :mime-version:in-reply-to:content-language:content-transfer-encoding; bh=upm4Wumw3TuBFn621J2n4MFc2tW7m52KB2YgwqHKakI=; b=ojiMCAY93qndskXz+jqEm7LZUV+sW66SDuBt5yC+bKgEtLTrIayoXaQvcj9963jqsD NbcddTjHzBJBGbDpKrHKk/W5QCLHk+Jw+bjU0kJlk3wkBcHdDQPckMBXe35ifEzbSvzl au7nQSpLp1tdx5VpjtxiW5nVXWWMLHmnezqw7Pbf+dKoJ8+CGKPtQmb7g3UiYmWWzbfB bz6UfewXkVhAuwzDmZb5zuAro5G4o6fwAEhJ5deNGVAR2YKU0eCBiZpXyqihtMRtEHvo xjDU5nW1/1rSJ+dgoItg0S0NpMUVe+QxvO4ckk/bJU2QeFblXrD1+AD5zXmtanFc2Y68 O7ng== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; h=x-gm-message-state:subject:to:cc:references:from:message-id:date :user-agent:mime-version:in-reply-to:content-language :content-transfer-encoding; bh=upm4Wumw3TuBFn621J2n4MFc2tW7m52KB2YgwqHKakI=; b=YTieoQeX2L75uTciouspfRNEQwBCKkuxUNsa+8IUACcLY2ZNygI2Up3oUI53qik9Tm SOIbY9x7xDk+hoebbnQi06ufsOlqAsGmT7sPDEdv3LC0CR7+FNSOBzCw0BIH90SpynQi RGwUtEusvcWFL3naE4c2Q6Wr3i6kqW7J8sdG3QopFXfi0QyEvKIrGEMV4oHH2AZYVOK+ 0fRrPMyOqvihI0K8XcQLcu6TRholI/mPQoF1VPwOadOBqfMma66qT1wsEBNzCeZ3NwUk yktqAfjJNCPrkSa1yjnwEEgmm0hPcgdvDW7GLfQAWkhs3+IIXa4XDsqtLF4d+BNDFo/R 45aA== X-Gm-Message-State: AOAM532trH0hRXTi7/FMT4S1YvMXr3AEYhPv7cVXNa8cJv5D5c5ZvJcR 7W3xG4ORT0b5glNYGcXP+JukvARUZvJ2qw== X-Google-Smtp-Source: ABdhPJxFz8gnGvJUt+Pu/A36Zf1u9fEfu4oSUjoRPZeFR7IT1HmcDS4brraS5JG2g1w8VwAJFy0WVw== X-Received: by 2002:a05:6830:1092:: with SMTP id y18mr11761903oto.119.1637422040763; Sat, 20 Nov 2021 07:27:20 -0800 (PST) Received: from [192.168.17.16] ([189.219.75.83]) by smtp.gmail.com with ESMTPSA id 3sm709933oif.12.2021.11.20.07.27.19 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Sat, 20 Nov 2021 07:27:20 -0800 (PST) Subject: Re: [PATCH 5.10 00/21] 5.10.81-rc1 review To: Greg Kroah-Hartman , linux-kernel@vger.kernel.org Cc: 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, stable@vger.kernel.org References: <20211119171443.892729043@linuxfoundation.org> From: =?UTF-8?Q?Daniel_D=c3=adaz?= Message-ID: <106740f9-4efc-f1ac-fd42-bf8afc994333@linaro.org> Date: Sat, 20 Nov 2021 09:27:19 -0600 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:78.0) Gecko/20100101 Thunderbird/78.14.0 MIME-Version: 1.0 In-Reply-To: <20211119171443.892729043@linuxfoundation.org> Content-Type: text/plain; charset=utf-8; format=flowed Content-Language: en-US Content-Transfer-Encoding: 8bit Precedence: bulk List-ID: X-Mailing-List: stable@vger.kernel.org Hello! On 11/19/21 11:37 AM, Greg Kroah-Hartman wrote: > This is the start of the stable review cycle for the 5.10.81 release. > There are 21 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 Sun, 21 Nov 2021 17:14:35 +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/v5.x/stable-review/patch-5.10.81-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-5.10.y > and the diffstat can be found below. > > thanks, > > greg k-h > > ------------- > Pseudo-Shortlog of commits: > > Greg Kroah-Hartman > Linux 5.10.81-rc1 [...]> Peter Zijlstra > x86/iopl: Fake iopl(3) CLI/STI usage [...] Results from Linaro's test farm. Regressions found on x86_64 and i386, on iopl. Here's an excerpt of the selftest: [ 0.000000] Linux version 5.10.81-rc1 (oe-user@oe-host) (x86_64-linaro-linux-gcc (GCC) 7.3.0, GNU ld (GNU Binutils) 2.30.0.20180208) #1 SMP Fri Nov 19 19:48:55 UTC 2021 [...] [ 170.351838] traps: iopl_64[2769] attempts to use CLI/STI, pretending it's a NOP, ip:400dde in iopl_64[400000+2000] [...] # selftests: x86: iopl_64 # [FAIL] CLI worked # [FAIL] STI worked # [OK] outb to 0x80 worked # [OK] outb to 0x80 worked # [OK] outb to 0xed failed # child: set IOPL to 3 # [RUN] child: write to 0x80 # [FAIL] CLI worked # [FAIL] STI worked # [OK] outb to 0x80 worked # [OK] outb to 0x80 worked # [OK] outb to 0xed failed # [OK] Child succeeded # [RUN] parent: write to 0x80 (should fail) # [OK] outb to 0x80 failed # [OK] CLI faulted # [OK] STI faulted # iopl(3) # Drop privileges # [RUN] iopl(3) unprivileged but with IOPL==3 # [RUN] iopl(0) unprivileged # [RUN] iopl(3) unprivileged # [OK] Failed as expected not ok 7 selftests: x86: iopl_64 # exit=1 The baseline kernel (v5.10.80) exhibited this output: # selftests: x86: iopl_64 # [OK] CLI faulted # [OK] STI faulted # [OK] outb to 0x80 worked # [OK] outb to 0x80 worked # [OK] outb to 0xed failed # child: set IOPL to 3 # [RUN] child: write to 0x80 # [OK] CLI faulted # [OK] STI faulted # [OK] outb to 0x80 worked # [OK] outb to 0x80 worked # [OK] outb to 0xed failed # [OK] Child succeeded # [RUN] parent: write to 0x80 (should fail) # [OK] outb to 0x80 failed # [OK] CLI faulted # [OK] STI faulted # iopl(3) # Drop privileges # [RUN] iopl(3) unprivileged but with IOPL==3 # [RUN] iopl(0) unprivileged # [RUN] iopl(3) unprivileged # [OK] Failed as expected ok 7 selftests: x86: iopl_64 ## Build * kernel: 5.10.81-rc1 * git: ['https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux-stable-rc.git', 'https://gitlab.com/Linaro/lkft/mirrors/stable/linux-stable-rc'] * git branch: linux-5.10.y * git commit: ed689bd1df46a07911fffa509cd06c5ec7beb9c1 * git describe: v5.10.80-22-ged689bd1df46 * test details: https://qa-reports.linaro.org/lkft/linux-stable-rc-linux-5.10.y/build/v5.10.80-22-ged689bd1df46 ## Regressions (compared to v5.10.80) * i386, kselftest-x86 - x86.iopl_32 * qemu_x86_64, kselftest-x86 - x86.iopl_64 * x86, kselftest-x86 - x86.iopl_64 Reported-by: Linux Kernel Functional Testing ## No fixes (compared to v5.10.80) ## Test result summary total: 91125, pass: 77560, fail: 574, skip: 12243, xfail: 748 ## Build Summary * arc: 10 total, 10 passed, 0 failed * arm: 259 total, 259 passed, 0 failed * arm64: 37 total, 37 passed, 0 failed * dragonboard-410c: 1 total, 1 passed, 0 failed * hi6220-hikey: 1 total, 1 passed, 0 failed * i386: 36 total, 36 passed, 0 failed * juno-r2: 1 total, 1 passed, 0 failed * mips: 34 total, 34 passed, 0 failed * parisc: 12 total, 12 passed, 0 failed * powerpc: 54 total, 46 passed, 8 failed * riscv: 24 total, 24 passed, 0 failed * s390: 18 total, 18 passed, 0 failed * sh: 24 total, 24 passed, 0 failed * sparc: 12 total, 12 passed, 0 failed * x15: 1 total, 1 passed, 0 failed * x86: 1 total, 1 passed, 0 failed * x86_64: 37 total, 37 passed, 0 failed ## Test suites summary * fwts * igt-gpu-tools * kselftest-android * kselftest-bpf * kselftest-breakpoints * kselftest-capabilities * kselftest-cgroup * kselftest-clone3 * kselftest-core * kselftest-cpu-hotplug * kselftest-cpufreq * kselftest-drivers * kselftest-efivarfs * kselftest-filesystems * kselftest-firmware * kselftest-fpu * kselftest-futex * kselftest-gpio * kselftest-intel_pstate * kselftest-ipc * kselftest-ir * kselftest-kcmp * kselftest-kexec * kselftest-kvm * kselftest-lib * kselftest-livepatch * kselftest-membarrier * kselftest-memfd * kselftest-memory-hotplug * kselftest-mincore * kselftest-mount * kselftest-mqueue * kselftest-net * kselftest-netfilter * kselftest-nsfs * kselftest-openat2 * kselftest-pid_namespace * kselftest-pidfd * kselftest-proc * kselftest-pstore * kselftest-ptrace * kselftest-rseq * kselftest-rtc * kselftest-seccomp * kselftest-sigaltstack * kselftest-size * kselftest-splice * kselftest-static_keys * kselftest-sync * kselftest-sysctl * kselftest-tc-testing * kselftest-timens * kselftest-timers * kselftest-tmpfs * kselftest-tpm2 * kselftest-user * kselftest-vm * kselftest-x86 * kselftest-zram * kunit * kvm-unit-tests * libgpiod * libhugetlbfs * linux-log-parser * ltp-cap_bounds-tests * ltp-commands-tests * ltp-containers-tests * ltp-controllers-tests * ltp-cpuhotplug-tests * ltp-crypto-tests * ltp-cve-tests * ltp-dio-tests * ltp-fcntl-locktests-tests * ltp-filecaps-tests * ltp-fs-tests * ltp-fs_bind-tests * ltp-fs_perms_simple-tests * ltp-fsx-tests * ltp-hugetlb-tests * ltp-io-tests * ltp-ipc-tests * ltp-math-tests * ltp-mm-tests * ltp-nptl-tests * ltp-open-posix-tests * ltp-pty-tests * ltp-sched-tests * ltp-securebits-tests * ltp-syscalls-tests * ltp-tracing-tests * network-basic-tests * packetdrill * perf * rcutorture * ssuite * v4l2-compliance Greetings! Daniel Díaz daniel.diaz@linaro.org -- Linaro LKFT https://lkft.linaro.org