* Re: Linux 4.9.55 break network setup because dhcp client gets an error
[not found] ` <CAKocOOPvO4GjWPGVt+dUkti3=GruUz5eu3WXV8D-9fdF+KK0sg@mail.gmail.com>
@ 2017-10-12 19:56 ` Cong Wang
2017-10-12 20:11 ` Greg KH
0 siblings, 1 reply; 2+ messages in thread
From: Cong Wang @ 2017-10-12 19:56 UTC (permalink / raw)
To: Shuah Khan
Cc: eric.valette, LKML, stable, Greg KH, David Miller, shuahkh,
Linux Kernel Network Developers, Eric Dumazet
(Cc'ing netdev and the author Eric)
On Thu, Oct 12, 2017 at 10:57 AM, Shuah Khan <shuahkhan@gmail•com> wrote:
> On Thu, Oct 12, 2017 at 11:52 AM, Eric Valette <eric.valette@free•fr> wrote:
>> Hi,
>>
>> Just compiled a fresh 4.9.55, with same .config, same user space than 4.9.54
>> and discovered I had no network because ifup fails because dhcp cleint
>> fails. As everything is identical, 4.9.54 still works, I guess one patch in
>> net/core/... did break something.
>>
>> ifup eth0
>> Internet Systems Consortium DHCP Client 4.3.5
>> Copyright 2004-2016 Internet Systems Consortium.
>> All rights reserved.
>> For info, please visit https://www.isc.org/software/dhcp/
>>
>> Can't install packet filter program: Cannot allocate memory
>> <=====
>> If you think you have received this message due to a bug rather
>> than a configuration issue please read the section on submitting
>> bugs on either our web page at www.isc.org or in the README file
>> before submitting a bug. These pages explain the proper
>> process and the information we find helpful for debugging..
>>
>> exiting.
>> ifup: failed to bring up eth0
>>
>> Ps: CC me I'm not subscribed
>>
>
> Please revert commit 345c66695569db83eed100723e4df72cb54df7de
>
> Author: Eric Dumazet <edumazet@google•com>
> Date: Mon Oct 2 12:20:51 2017 -0700
>
> socket, bpf: fix possible use after free
>
> This will fix the problem.
>
> thanks,
> -- Shuah
^ permalink raw reply [flat|nested] 2+ messages in thread
* Re: Linux 4.9.55 break network setup because dhcp client gets an error
2017-10-12 19:56 ` Linux 4.9.55 break network setup because dhcp client gets an error Cong Wang
@ 2017-10-12 20:11 ` Greg KH
0 siblings, 0 replies; 2+ messages in thread
From: Greg KH @ 2017-10-12 20:11 UTC (permalink / raw)
To: Cong Wang
Cc: Shuah Khan, eric.valette, LKML, stable, David Miller, shuahkh,
Linux Kernel Network Developers, Eric Dumazet
On Thu, Oct 12, 2017 at 12:56:57PM -0700, Cong Wang wrote:
> (Cc'ing netdev and the author Eric)
Already fixed, try 4.9.56 :)
thanks,
greg k-h
^ permalink raw reply [flat|nested] 2+ messages in thread
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2017-10-12 19:56 ` Linux 4.9.55 break network setup because dhcp client gets an error Cong Wang
2017-10-12 20:11 ` Greg KH
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