> The warning that triggered (lockdep.c:700) means that one class (key)
quoted text
> was used with more than one name.

Right.

quoted text
> Looking at cleanup_workqueue_thread(), the lock_acquire() there works on
> wq->lockdep_map, and that is only initialized at one spot:
> __create_workqueue_key(), thus it stands to reason that that was
> mis-used.

Oh ok, yes, makes sense. Maybe something is generating a workqueue with
a name that's passed in but the key is statically from that place. I'll
try to find it.

johannes