On Mon, Aug 21, 2017 at 01:35:49PM -0700, David Miller wrote: > I ask because the commit log message indicates that this failure is > not expected to ever happen on SMP. I fear my commit message (but not the code) might be wrong. irq_create_affinity_masks can return NULL any time we don't have any affinity masks. I've already had a discussion about this elsewhere with Bjorn, and I suspect we need to kill the warning or move it to irq_create_affinity_masks only for genuine failure cases. > > We really need to root cause this. ---end quoted text---