Actions
Bug #2972
closedAttempting to Activate SDCCH/8 on BCCH/CCCH timeslot crashes OsmoBTS in assert
Start date:
02/21/2018
Due date:
% Done:
100%
Spec Reference:
Description
When trying to activate sub-slot 7 of an SDCCH/8 on TS0 (BCCH), OsmoBTS crashes:
<0000> rsl.c:164 (bts=0,trx=0,ts=0,pchan=CCCH+SDCCH4) RSL rx DCHAN: mismatching chan_nr=0x78 <0000> rsl.c:2464 (bts=0,trx=0,ts=0,ss=7) Rx RSL CHAN_ACTIV <0000> rsl.c:975 chan_nr=0x78 type=0x00 mode=0x00 <0006> l1sap.c:1370 activating channel chan_nr=0x78 trx=0 <0006> scheduler.c:1383 Activating SDCCH/8(7) on trx=0 ts=0 <0006> scheduler.c:1383 Activating SACCH/8(7) on trx=0 ts=0 <0006> scheduler.c:1432 Set mode 3, 0, handover 0 on SDCCH/8(7) of trx=0 ts=0 <0006> scheduler.c:1497 Set a5/0 uplink for SDCCH/8(7) on trx=0 ts=0 <0006> scheduler.c:1497 Set a5/0 uplink for SACCH/8(7) on trx=0 ts=0 <0006> scheduler.c:1497 Set a5/0 downlink for SDCCH/8(7) on trx=0 ts=0 <0006> scheduler.c:1497 Set a5/0 downlink for SACCH/8(7) on trx=0 ts=0 <0006> l1sap.c:577 activate confirm chan_nr=0x78 trx=0 Assert failed lchan_nr < 4 gsm_data_shared.c:668 backtrace() returned 17 addresses ./osmo-bts-virtual(+0xbbe5) [0x55c13e8a5be5] ./osmo-bts-virtual(+0x11bfb) [0x55c13e8abbfb] ./osmo-bts-virtual(+0x1ccde) [0x55c13e8b6cde] ./osmo-bts-virtual(+0x9df2) [0x55c13e8a3df2] ./osmo-bts-virtual(+0xa640) [0x55c13e8a4640] ./osmo-bts-virtual(+0x1bdef) [0x55c13e8b5def] ./osmo-bts-virtual(+0x1e4a0) [0x55c13e8b84a0] ./osmo-bts-virtual(+0x14a46) [0x55c13e8aea46] ./osmo-bts-virtual(+0x17360) [0x55c13e8b1360] ./osmo-bts-virtual(+0x20be5) [0x55c13e8babe5] /usr/local/stow/libosmo-abis/lib/libosmoabis.so.6(+0xd26d) [0x7f7a26cf126d] /usr/local/stow/libosmo-abis/lib/libosmoabis.so.6(+0xadea) [0x7f7a26ceedea] /usr/local/stow/libosmocore/lib/libosmocore.so.9(osmo_select_main+0x1c1) [0x7f7a2645aa71] ./osmo-bts-virtual(+0x1f3e4) [0x55c13e8b93e4] /lib/x86_64-linux-gnu/libc.so.6(__libc_start_main+0xea) [0x7f7a2586df2a] ./osmo-bts-virtual(+0x7d7a) [0x55c13e8a1d7a]
Actions