Re: [lockdep] b09be676e0 BUG: unable to handle kernel NULL pointer dereference at 000001f2

From: Josh Poimboeuf
Date: Wed Oct 04 2017 - 10:16:03 EST

On Wed, Oct 04, 2017 at 11:20:52AM +0200, Peter Zijlstra wrote:
> On Tue, Oct 03, 2017 at 07:18:24PM +0200, Ingo Molnar wrote:
> > Yes, I'll do that tomorrow. I was always a bit unhappy about cross-release,
> > because it breaks the 'owner task owns the lock' model.
> Still, you can get real deadlocks with completions...
> > Plus I don't think we found that many real bugs with it
> Every bug found is one less bug. It did find a few.

It also found a bunch of unwinder bugs ;-)