IRQ/nvme_pci_complete_rq: NULL pointer dereference yet again

[Alex G.]

On 04/06/2018 10:32 AM, Keith Busch wrote:
> On Thu, Apr 05, 2018 at 06:44:21PM -0500, Alex G. wrote:
>> Actually, it crashed very fast [1]
> 
> Could you possibly do an experiment for this? Does this happen if you're
> not using MD RAID and disable NVME_MULTIPATH?

I can, though the whole point of the lvm mirror is to cause IO to the
drive after hot-insert. Without that IO, there's a much smaller window
to get PCIe errors on SURPRISE!!! removal.

Alex