TLLI problems and proposed solution

This is merely a historical archive of years 2008-2021, before the migration to mailman3.

A maintained and still updated list archive can be found at https://lists.osmocom.org/hyperkitty/list/OpenBSC@lists.osmocom.org/.

Harald Welte laforge at gnumonks.org
Tue Jul 30 00:03:49 UTC 2013


Hi Holger,

On Mon, Jul 29, 2013 at 10:53:18PM +0200, Holger Hans Peter Freyther wrote:
> I was doing a GPRS Attach and PDP Context Activation with one of the
> sysmocom GSM modules and my E71. Without the patches applied the E71
> fails to re-attach after a SGSN/PCU re-start with the same symptom
> (all our identity requests are sent with N(U) = 0). If you don't mind
> I will push these two changes to master.

Sure, go ahead. that's what I meant by 'be brave' :)

Thanks.

> I did this without a GGSN running and ran into the PDP Activcation
> Timeout... and a warning/backtrace. The below should fix it but I don't
> have time to verify that tonight.

This seems to be a bogus warning.  We do properly free the pdp library
handle, but we don't set pctx->lib to NULL in this path, see the below
suggested patch.



More information about the OpenBSC mailing list