Re: Rawhide aarch64: gcc bus error

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On Thu, Dec 1, 2016 at 4:37 PM, Justin Forbes <jmforbes@xxxxxxxxxxx> wrote:
> On Wed, Nov 30, 2016 at 10:45 PM, Orion Poplawski <orion@xxxxxxxxxxxxx> wrote:
>> On 11/30/2016 04:20 PM, Richard W.M. Jones wrote:
>>>
>>> On Wed, Nov 30, 2016 at 10:08:55PM +0000, Richard W.M. Jones wrote:
>>>>
>>>> On Wed, Nov 30, 2016 at 02:07:13PM -0700, Jerry James wrote:
>>>>>
>>>>> I'm trying to build python-cvxopt, but gcc is failing on aarch64 with
>>>>> a bus error:
>>>>>
>>>>> http://koji.fedoraproject.org/koji/taskinfo?taskID=16684863
>>>>
>>>>
>>>> As a data point, the build succeeds on F25/aarch64 with:
>>>>
>>>>   glibc-2.24-3.fc25.aarch64
>>>>   gcc-6.2.1-2.fc25.aarch64
>>>>
>>>> I'll spin up a Rawhide VM later to see if I can reproduce this with
>>>> the suspect glibc etc (don't want to risk upgrading glibc on my main
>>>> machine :-)
>>>
>>>
>>> On Rawhide (updated partially from F25), the compile works OK with:
>>>
>>> glibc-2.24-3.fc25.aarch64
>>> gcc-6.2.1-2.fc26.aarch64
>>>
>>> and it still *works* if I upgrade glibc to:
>>>
>>> glibc-2.24.90-19.fc26.aarch64
>>>
>>> (leaving all other non-glibc-related packages unchanged).
>>>
>>> But it *fails* in exactly the way you describe if I upgrade glibc to:
>>>
>>> glibc-2.24.90-20.fc26.aarch64
>>>
>>> So it looks fairly conclusively like it's something to do with the
>>> latest glibc, and you need to be looking at the differences between
>>> the -19 and -20 packages.
>>
>>
>> Thanks.  I've untaged it.
>>
>
> Seems like it is not actually untagged. My kernel build failed again
> today and it is still using -20.
>

Ignore me, I was looking at the wrong logs it seems. That was
yesterday's build. Today's works.

Justin
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