On Wed, Nov 28, 2018 at 11:08:48AM +0100, Christoph Hellwig wrote:

On Wed, Nov 28, 2018 at 06:07:01PM +0800, Ming Lei wrote:

quoted

quoted

Is this the nvme target on top of null_blk?

Yes.

And it goes away if you revert just the last patch?

Today I run this test again and can't reproduce it any more.

So maybe not a new issue, and it is just triggered in yesterday's
for-4.21/block, :-)

Thanks,
Ming