https://bugzilla.kernel.org/show_bug.cgi?id=99461

[Joseph Salisbury]

On 08/18/2015 12:43 PM, Joseph Salisbury wrote:
> On 08/18/2015 11:24 AM, Joseph Salisbury wrote:
>> On 08/18/2015 09:52 AM, Dan Searle wrote:
>>> Hi,
>>>
>>>  
>>>
>>> I tried sending this to the kernel-bugs Ubuntu list, but the message
>>> was rejected for reasons I can’t understand, I hope this is the
>>> correct place to send this information.
>>>
>>>  
>>>
>>> See: https://bugzilla.redhat.com/show_bug.cgi?id=1205258
>>> <https://bugzilla.redhat.com/show_bug.cgi?id=1205258>
>>>
>>> See Also: https://bugzilla.kernel.org/show_bug.cgi?id=99461
>>> <https://bugzilla.kernel.org/show_bug.cgi?id=99461>
>>>
>>>  
>>>
>>> It’s a bug effecting recv() system calls using flags MSG_PEEK |
>>> MSG_WAITALL effecting Ubuntu kernels which has been fixed in kernel
>>> version “kernel-3.10.0-306.el7”.
>>>
>>>  
>>>
>>> I’m wondering when this fix will be taken up and included in the
>>> Ubuntu 14.04 LTS kernel packages?
>>>
>>>  
>>>
>>> Regards, Dan.
>>>
>>>  
>>>
>>>  
>>>
>>> Dan Searle
>>>
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>>>
>> Hi Dan,
>>
>> The fix in mainline is:
>>
>> commit dfbafc995304ebb9a9b03f65083e6e9cea143b20
>> Author: Sabrina Dubroca <sd at queasysnail.net>
>> Date:   Fri Jul 24 18:19:25 2015 +0200
>>
>>     tcp: fix recv with flags MSG_WAITALL | MSG_PEEK
>>
>>
>>
>> Can you create a Launchpad bug for this, Dan?  That is how we can track
>> the fix making it into pre v3.10 Ubuntu kernels.  If not, I can create
>> the bug.  Also, do you have a way to reproduce this bug, or can you list
>> the steps?  If so, I can build a test kernel with a cherry pick of this
>> commit, so it can be tested before sending a SRU request.
>>
>> Thanks,
>>
>> Joe
>>
>>
> Dan,
>
> I'll create a bug, build a test kernel and send you the link.
>
> Thanks,
>
> Joe
>
FYI, the Launchpad bug for this issue is:

https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1486146