[openib-general] Kernel oops: NULL ptr dereference in ib_umem_get

Arlin Davis ardavis at ichips.intel.com
Wed Apr 20 09:50:05 PDT 2005


Roland Dreier wrote:

>Thanks for the report.  Did your overnight run involve multiple
>processes using IB verbs running at the same time?
>
>I think I might see a race condition that could possibly cause this
>crash...
>
> - R.
>
>  
>
Yes, this MPI test is running across 2 nodes, with 2 processes on each node.



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