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SubjectRe: [PATCH 4.9 000/105] 4.9.55-stable review
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On 10/12/2017 06:13 AM, Greg Kroah-Hartman wrote:
> On Thu, Oct 12, 2017 at 01:54:26PM +0200, Greg Kroah-Hartman wrote:
>> On Thu, Oct 12, 2017 at 12:39:52PM +0200, Greg Kroah-Hartman wrote:
>>> On Wed, Oct 11, 2017 at 04:54:51PM -0600, Shuah Khan wrote:
>>>> On 10/11/2017 06:56 AM, Greg Kroah-Hartman wrote:
>>>>> On Tue, Oct 10, 2017 at 06:58:40PM -0600, Shuah Khan wrote:
>>>>>> On 10/10/2017 01:49 PM, Greg Kroah-Hartman wrote:
>>>>>>> This is the start of the stable review cycle for the 4.9.55 release.
>>>>>>> There are 105 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 Thu Oct 12 19:24:56 UTC 2017.
>>>>>>> Anything received after that time might be too late.
>>>>>>>
>>>>>>> The whole patch series can be found in one patch at:
>>>>>>> kernel.org/pub/linux/kernel/v4.x/stable-review/patch-4.9.55-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
>>>>>>>
>>>>>>
>>>>>> Compiled and booted. Networking is dead. I will bisect tomorrow and
>>>>>> let you know what I find.
>>>>>>
>>>>>> r8169 is the suspect perhaps or some other change that affects it.
>>>>>> Anyway more on this tomorrow.
>>>>>
>>>>> Odd, let me know if you find anything.
>>>>>
>>>>
>>>> git bisect came up with the following:
>>>>
>>>> # first bad commit: [830e3de48a789f8d294a0d1461600f958afddde4]
>>>> ip6_gre: skb_push ipv6hdr before packing the header in ip6gre_header
>>>>
>>>> However, reverting this commit didn't work either. I might have to
>>>> start bisect again. Update for now in case David or Xin Long can
>>>> think of something that could possibly lead this failure. There are
>>>> a few more patches in this space.
>>>
>>> What is the symptom of the networking failure? No networking device?
>>> No dhcp request? ipv4 or ipv6? Differences in dmesg?

No differences in dmesg. The interface reports it is up, however doesn't
respond to ping. Network manager reports it down. I enabled and disabled
the networking. That didn't bring it back. Doesn't happen on 4.9.54.

>>
>> Hm, I'm getting an odd report from some of the google auto-builders
>> about a networking issue as well with 4.9. So you might be onto
>> something here. I really have no insight into the google tests to
>> figure out what it is doing, but I can feed it patches to test, so I'll
>> try reverting this patch to see if it solves anything or not...
>
> Nope reverting that failed as well, I'm running out of time at the
> moment to test this, will be able to pick it back up later this evening
> or tomorrow, so any help you could provide here would be great.
>

I will do some controlled tests today. I will have to run through bisect
again. There are other ipv6 related patches in this release. I will let
you know what I can find. I don't think it is driver/hw related.

thanks,
-- Shuah

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