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Date:   Fri, 6 Dec 2019 16:28:23 +0100
From:   Greg Kroah-Hartman <gregkh@linuxfoundation.org>
To:     shuah <shuah@kernel.org>
Cc:     linux-kernel@vger.kernel.org, torvalds@linux-foundation.org,
        akpm@linux-foundation.org, linux@roeck-us.net,
        patches@kernelci.org, ben.hutchings@codethink.co.uk,
        lkft-triage@lists.linaro.org, stable@vger.kernel.org
Subject: Re: [PATCH 4.14 000/209] 4.14.158-stable review
Message-ID: <20191206152823.GA75339@kroah.com>
References: <20191204175321.609072813@linuxfoundation.org>
 <1dac10cd-7183-9dfd-204c-05fae75bcd74@kernel.org>
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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.

> I am still debugging ... Serious for me since I can no longer test
> older stables. :(

Ick, not good, sorry.  If you find anything bisecting, please let me
know.

thanks,

greg k-h