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Romeu Medeiros medeiros at medeiros.eng.brHarald, Sorry, I forgot to attach the pcap file. Thanks On Wed, Jul 17, 2019 at 6:17 PM Romeu Medeiros <medeiros at medeiros.eng.br> wrote: > Harald, > > I some situations, when the MME lost connection with the OSMO-MSC and > return this connection if I try send a MT-CSFB the OSMO-MSC is crashing. > > I get this error in the log: > > <0006> sgs_iface.c:470 XXXXXXXXXX state == 1 conf_by_radio_contact_ind == > 1 > <0011> sgs_iface.c:251 (sub > IMSI-724210000000003:MSISDN-5544912340003:TMSI-0x8E44F269) Tx > PAGING-REQUEST suitable MME found, but no SGS connection present! > <0005> sgs_iface.c:480 > SGs-UE(imsi:724210000000003)[0x563949b08fc0]{SGs-ASSOCIATED}: Will not Page > (no MME) > <0005> paging.c:101 Paging: > IMSI-724210000000003:MSISDN-5544912340003:TMSI-0x8E44F269 for MNCC: > establish call: Starting paging failed (rc=-22) > <0001> gsm_04_08_cc.c:1922 trans(CC > IMSI-724210000000003:MSISDN-5544912340003:TMSI-0x8E44F269 callref-0x1396 > tid-255) Failed to allocate paging token. > Segmentation fault (core dumped) > > I'll try why this happened, but I'm not getting used to it in the OSMO > source code. Can you tell me (if you have time) how identify where this > crash is occouring? > > > In the attach have the PCAP of the SGS between the OSMO and NextEPC-MME. > > Thanks > > Romeu Medeiros > > On Wed, Jul 17, 2019 at 6:40 AM Harald Welte <laforge at gnumonks.org> wrote: > >> Hi Romeu, >> >> On Tue, Jul 16, 2019 at 07:45:02PM -0300, Romeu Medeiros wrote: >> >> > I think that in some situations the msc is losing the sgs registrations >> and >> > can't forward the sms. But I will more tests before to disturb you >> there. >> >> feel free to share some pcap files, we're also happy to review them from >> the osmocom >> point of view. >> >> -- >> - Harald Welte <laforge at gnumonks.org> >> http://laforge.gnumonks.org/ >> >> ============================================================================ >> "Privacy in residential applications is a desirable marketing option." >> (ETSI EN 300 175-7 Ch. >> A6) >> > -------------- next part -------------- An HTML attachment was scrubbed... URL: <http://lists.osmocom.org/pipermail/nextepc/attachments/20190717/dd97ae25/attachment.htm> -------------- next part -------------- A non-text attachment was scrubbed... Name: saida98csfb.pcap Type: application/octet-stream Size: 17440 bytes Desc: not available URL: <http://lists.osmocom.org/pipermail/nextepc/attachments/20190717/dd97ae25/attachment.obj>