Bug#963493: Repeatable hard lockup running strace testsuite on 4.19.98+ onwards
On Fri, Jun 26, 2020 at 02:45:18PM +0100, Steve McIntyre wrote:
>Hey Greg,
>
>On Fri, Jun 26, 2020 at 03:41:32PM +0200, Greg KH wrote:
>>On Fri, Jun 26, 2020 at 12:35:58PM +0100, Steve McIntyre wrote:
>>>
>>> e58f543fc7c0926f31a49619c1a3648e49e8d233 is the first bad commit
>>> commit e58f543fc7c0926f31a49619c1a3648e49e8d233
>>> Author: Jann Horn <jannh@google.com>
>>> Date: Thu Sep 13 18:12:09 2018 +0200
>
>...
>
>>> Annoyingly, I can't reproduce this on my disparate other machines
>>> here, suggesting it's maybe(?) timing related.
>>>
>>> Hope this helps - happy to give more information, test things, etc.
>>
>>So if you just revert this one patch, all works well?
>
>Correct.
>
>>I've added the authors of the patch to the cc: list...
>>
>>Also, does this problem happen on Linus's tree?
>
>Just building to check that now...
Current head here (3e08a95294a4fb3702bb3d35ed08028433c37fe6) works fine.
--
Steve McIntyre, Cambridge, UK. steve@einval.com
The two hard things in computing:
* naming things
* cache invalidation
* off-by-one errors -- Stig Sandbeck Mathisen
Reply to: