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Cisco Bug: CSCvs32138 - CCM Core Seen When Adding / Resetting SIP Trunks

Last Modified

Sep 24, 2020

Products (1)

  • Cisco Unified Communications Manager (CallManager)

Known Affected Releases


Description (partial)

CCM Core is seen when adding / resetting multiple of SIP trunks in a short period of time (Usually due to a BAT tool). Core signature shows intentional abort

Backtrace of the core:
backtrace - CUCM
#0 0x007b9430 in __kernel_vsyscall ()
#1 0x02eae781 in raise () from /lib/
#2 0x02eb005a in abort () from /lib/
#3 0x083f2f4c in IntentionalAbort (reason=0x8616f68 "SDL Router Services declared dead. This may be due to high CPU usage or blocked function.
Attempting to restart CTIManager.") at ProcessCTIProcMon.cpp:70
#4 0x083f310b in CMProcMon::verifySdlTimerServices () at ProcessCTIProcMon.cpp:583
#5 0x083f3cfc in CMProcMon::callManagerMonitorThread (cmProcMon=0x90c05b0) at ProcessCTIProcMon.cpp:340
#6 0x00700388 in ACE_OS_Thread_Adapter::invoke() () from /usr/local/platform/lib/
#7 0x006c0481 in ace_thread_adapter () from /usr/local/platform/lib/
#8 0x00366bc9 in start_thread () from /lib/
#9 0x02f6704e in clone () from /lib/

Adding and resetting multiple SIP trunks in a short period of time.
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