Re: 2.6.17-mm4 + hostap + pcmcia + lockdep -- possible recursive locking detected -- (af_callback_keys + sk->sk_family#3){-.-?}, at: [] sock_def_readable+0x15/0x69

Miles Lane
2006-07-05T07:56:05Z

On 7/2/06, Ingo Molnar <mingo@elte.hu> wrote:
>
> * Miles Lane <miles.lane@gmail.com> wrote:
>
> > >> ok, lockdep should allow same-class read-lock recursion too, because
> > >> it's used by real code and is being relied upon. Could you try the patch
> > >> below? [...]
> > >
> > >the patches are also included in the latest -mm5 combo patch at:
> > >
> > > http://redhat.com/~mingo/lockdep-patches/lockdep-combo-2.6.17-mm5.patch
> >
> > I have not seen this particular INFO message show up again.
>
> you know that the validator produces only one message per bootup, right?
> So unless you rebooted meanwhile, not seeing more messages after the
> first one is normal.
>
> > Therefore, I haven't tested your latest patch yet. I wanted to
> > determine whether this problem would occur often. If you like I can
> > go ahead and test the patch anyhow. I am currently testing mm5 + the
> > pcmcia patch and the hostap patch. I am looking into a crashing
> > (system lockup) bug that is triggered by removing my Linksys USB
> > 10/100 Ethernet adapter. This problem is 100% repeatable. I am
> > working on setting up a remote debugging configuration.
> >
> > Would you like me to go ahead and test your latest patch?
>
> no hurries - just pick it up whenever you go to a new kernel.

Looks good here. Thanks!

Miles