Please don't drop the mailing list.
Daniel, can you suggest a way to reproduce the problem?
On Tue, Sep 29, 2015 at 02:19:14PM +0200, Daniele Venturino wrote:
> I’m not sure.
> What’s the easiest way to replicate this?
>
> Daniele
>
> > Il giorno 29/set/2015, alle ore 06:13, Ben Pfaff <b...@nicira.com> ha
> > scritto:
> >
> > On Wed, Sep 23, 2015 at 11:31:31AM +0000, Daniel Swahn wrote:
> >> (gdb) frame 0
> >> #0 0x00000000004291ca in rstp_run (ofproto=<optimized out>,
> >> ofproto=<optimized out>) at ofproto/ofproto-dpif.c:2278
> >> 2278 bundle_move(((struct ofport_dpif
> >> *)rstp_get_old_root_aux(ofproto->rstp))->bundle,
> >
> > Thanks for the report.
> >
> > Jarno and Daniele, the code around line 2278 in v2.4.0 is this:
> >
> > if (rstp_shift_root_learned_address(ofproto->rstp)) {
> > bundle_move(((struct ofport_dpif
> > *)rstp_get_old_root_aux(ofproto->rstp))->bundle,
> > ((struct ofport_dpif
> > *)rstp_get_new_root_aux(ofproto->rstp))->bundle);
> > rstp_reset_root_changed(ofproto->rstp);
> > }
> >
> > Looking at lib/rstp*.[ch], I see some code that sets 'old_root_aux' and
> > 'new_root_aux'. I don't see any code that clears them or updates them
> > if something happens to invalidate them (that is, if a port gets deleted
> > or if its aux gets updated). I suspect that this may be the problem
> > here.
> >
> > Jarno or Daniele, can you confirm this?
>
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