Re: 4.14: WARNING: CPU: 4 PID: 2895 at block/blk-mq.c:1144 with virtio-blk (also 4.12 stable)

From: Christoph Hellwig
Date: Thu Nov 23 2017 - 09:09:00 EST


Ok, it helps to make sure we're actually doing I/O from the CPU,
I've reproduced it now.