Re: [syzbot] INFO: task hung in del_gendisk

From: Christoph Hellwig
Date: Mon Jul 12 2021 - 02:28:39 EST

On Mon, Jul 12, 2021 at 12:14:17PM +0800, Hillf Danton wrote:
> Fix it by s/nbd->destroy_complete/&nbd->destroy_complete/
> Note this isnt a cure to what the syzbot reported.

Yeah. The completion stuff does look bogus, but the actual sysbot
report is about the fact that del_gendisk is called from ->release.