Re: 4.5.0+ panic when setup loop device

From: Peter Zijlstra
Date: Thu Mar 17 2016 - 06:26:44 EST

On Thu, Mar 17, 2016 at 11:21:24AM +0100, Thomas Gleixner wrote:
> On Thu, 17 Mar 2016, Peter Zijlstra wrote:
> > Could you please try? I'm not sure how this would explain your loop
> > device bug fail, but it certainly pointed towards broken.
> It definitely does not explain it. The wreckage that topo stuff causes is that
> it disables a cpu, but that really is not a reason for block/loop to explode.

Right. Sadly I could not reproduce that error on my machine. But we can
at least start by fixing the 'obvious' problems and then maybe we get
more clues ;-)