Cisco Bug: CSCuo02233 - Avoid crash at psipending2 and make INVALID TCB error as informational
Last Modified
Sep 13, 2019
Products (16)
- Cisco IOS
- Cisco ASR 901-6CZ-F-D Router
- Cisco ME 3600X-24TS-M Switch
- Cisco ASR 901-4C-FT-D Router
- Cisco ASR 901S-4SG-F-D Router
- Cisco ASR 901S-2SG-F-D Router
- Cisco ASR 901-6CZ-F-A Router
- Cisco ASR 901-6CZ-FT-A Router
- Cisco ASR 901-12C-FT-D Router
- Cisco ME 3600X-24CX-M Switch

Known Affected Releases
15.4(1)S
Description (partial)
Symptom: A device installed in an Active/Standby setup may experience an unexpected reset with the following message: %TCP-2-INVALIDTCB: Invalid TCB pointer: 0xXXXXXXXX -Process= "XXXXXXXX", ipl= X, pid= X -Traceback= XXXXXXXX XXXXXXXX XXXXXXXX Followed by an unexpected reboot: Address Error (load or instruction fetch) exception, CPU signal 10, PC = 0xXXXXXXXX -------------------------------------------------------------------- Possible software fault. Upon reccurence, please collect crashinfo, "show tech" and contact Cisco Technical Support. -------------------------------------------------------------------- -Traceback= XXXXXXXX XXXXXXXX $0 : XXXXXXXX, AT : XXXXXXXX, v0 : XXXXXXXX, v1 : XXXXXXXX a0 : XXXXXXXX, a1 : XXXXXXXX, a2 : XXXXXXXX, a3 : XXXXXXXX t0 : XXXXXXXX, t1 : XXXXXXXX, t2 : XXXXXXXX, t3 : XXXXXXXX t4 : XXXXXXXX, t5 : XXXXXXXX, t6 : XXXXXXXX, t7 : XXXXXXXX s0 : XXXXXXXX, s1 : XXXXXXXX, s2 : XXXXXXXX, s3 : XXXXXXXX s4 : XXXXXXXX, s5 : XXXXXXXX, s6 : XXXXXXXX, s7 : XXXXXXXX t8 : XXXXXXXX, t9 : XXXXXXXX, k0 : XXXXXXXX, k1 : XXXXXXXX gp : XXXXXXXX, sp : XXXXXXXX, s8 : XXXXXXXX, ra : XXXXXXXX EPC : XXXXXXXX, ErrorEPC : XXXXXXXX, SREG : XXXXXXXX MDLO : 00000000, MDHI : XXXXXXXX, BadVaddr : 0D0DXXXX DATA_START : 0xXXXXXXXX Cause 00000010 (Code 0x4): Address Error (load or instruction fetch) exception Conditions: This is seen in an Active/Standby setup.
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