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Bug #4524
closedAssert failed ws >= RLC_GPRS_SNS/2 src/rlc.cpp:255
Start date:
05/02/2020
Due date:
05/09/2020
% Done:
100%
Spec Reference:
Description
PCU in EGRPS mode is crashing within 10 to 20 seconds on a BTS with many UE.
The log leading up to this generally looks like:
<0008> ../../git/src/tbf.cpp:996 Allocating UL TBF: MS_CLASS=12/12 <0008> ../../git/src/tbf.cpp:1012 TBF(TFI=0 TLLI=0x00000000 DIR=UL STATE=NULL EGPRS) Enabled EGPRS, mode EGPRS <0002> ../../git/src/gprs_rlcmac_ts_alloc.cpp:749 No USF available <0002> ../../git/src/gprs_rlcmac_ts_alloc.cpp:396 [UL] algo A <single> (suggested TRX: 0): failed to allocate a TS, no USF available <000a> ../../git/src/tbf_ul.cpp:606 TBF(TFI=0 TLLI=0x00000000 DIR=UL STATE=NULL EGPRS) setting EGPRS UL window size to 0, base(64) slots(0) ws_pdch(0)
Assert failed ws >= RLC_GPRS_SNS/2 ../../git/src/rlc.cpp:255
backtrace() returned 0 addresses
Signal 6 received.
Updated by pespin almost 4 years ago
- Status changed from New to Feedback
- Assignee set to keith
- % Done changed from 0 to 90
Try this one and check if it fixes the issue:
https://gerrit.osmocom.org/c/osmo-pcu/+/18115 tbf: Avoid crash: don't set TBF window size if setup failed
Updated by keith almost 4 years ago
- Status changed from Feedback to Closed
- % Done changed from 90 to 100
acd67cbdf159b03fd25dcf1fd14abf60f949ff54 Merged.
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