Re: 4.14: WARNING: CPU: 4 PID: 2895 at block/blk-mq.c:1144 with virtio-blk (also 4.12 stable)
From: Christoph Hellwig <hch@lst.de>
Date: 2017-12-04 16:21:14
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On Wed, Nov 29, 2017 at 08:18:09PM +0100, Christian Borntraeger wrote:
Works fine under KVM with virtio-blk, but still hangs during boot in an LPAR. FWIW, the system not only has scsi disks via fcp but also DASDs as a boot disk. Seems that this is the place where the system stops. (see the sysrq-t output at the bottom).
Can you check which of the patches in the tree is the culprit?