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Fri, 06 Dec 2019 08:10:14 -0800 (PST) Subject: Re: [PATCH 4.14 000/209] 4.14.158-stable review To: shuah , Greg Kroah-Hartman Cc: linux-kernel@vger.kernel.org, torvalds@linux-foundation.org, akpm@linux-foundation.org, patches@kernelci.org, ben.hutchings@codethink.co.uk, lkft-triage@lists.linaro.org, stable@vger.kernel.org References: <20191204175321.609072813@linuxfoundation.org> <1dac10cd-7183-9dfd-204c-05fae75bcd74@kernel.org> <20191206152823.GA75339@kroah.com> <785c9534-1eb2-ea9b-8c9b-6713fdefdd01@kernel.org> From: Guenter Roeck Message-ID: Date: Fri, 6 Dec 2019 08:10:12 -0800 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:68.0) Gecko/20100101 Thunderbird/68.2.1 MIME-Version: 1.0 In-Reply-To: <785c9534-1eb2-ea9b-8c9b-6713fdefdd01@kernel.org> Content-Type: text/plain; charset=utf-8; format=flowed Content-Language: en-US Content-Transfer-Encoding: 8bit Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On 12/6/19 7:35 AM, shuah wrote: > On 12/6/19 8:28 AM, Greg Kroah-Hartman wrote: >> On Fri, Dec 06, 2019 at 08:24:36AM -0700, shuah wrote: >>> On 12/4/19 10:53 AM, Greg Kroah-Hartman wrote: >>>> This is the start of the stable review cycle for the 4.14.158 release. >>>> There are 209 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, 06 Dec 2019 17:50:10 +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-4.14.158-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-4.14.y >>>> and the diffstat can be found below. >>>> >>>> thanks, >>>> >>>> greg k-h >>>> >>> >>> Starting with Linux 4.14.157, 4.9.204, and 4.4.204 stables stopped >>> booting on my system. It can't find the root disk. No config changes >>> in between. >>> >>> I have been bisecting 4.14 and 4.9 with no luck so far. I updated >>> to Ubuntu 19.10 in between. >>> >>> The only other thing I see is CONFIG_GCC_VERSION which is supported >>> starting 4.18. I don't this boot failing issue on 4.19 + up. I am >>> also chasing any links between this config and scripts and tools >>> that generate the initramfs. >> >> Did you also upgrade your version of gcc?  I know I build those older >> kernels with the latest version of gcc for build tests, but I do not >> boot them.  I think everyone who still uses them uses older versions of >> gcc. > > Yes. gcc version changed. That has been my strong suspect since I started poking around the CONFIG_GCC_VERSION. > What version of gcc are you using ? I currently use gcc 8.3.0 for all qemu boot tests (except for 3.16 which doesn't support it, or at least it didn't when I last checked), and have not observed any problems. Thanks, Guenter