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Cisco Bug: CSCun84128 - Tracebacks Seen with PPPoE Session

Last Modified

Mar 23, 2017

Products (1)

  • Cisco ASR 9000 Series Aggregation Services Routers

Known Affected Releases

5.1.3.BASE

Description (partial)

Symptom:
Fib traceback observed when established a pppoe session:
%ROUTING-FIB-3-PLATF_UPD_FAIL : FIB platform update failed: Obj=DATA_TYPE_LDI_LW[ptr=88382e20,refc=0x2,flags=0x2000] Action=MODIFY Proto=ipv4. Cerr=Invalid argument  : pkg/bin/fib_mgr : (PID=450665) :  -Traceback= 4d65aad8 4004f9cc 40060630 40121fdc 40122e64 401269f4 4012d080 4012a208 4001d818 4001eda4 400204c4 40020dbc 4b295ce8 4b293c1c 400005ac 400143ac
LC/0/0/CPU0:Mar 20 09:47:12.847 : fib_mgr[181]: %ROUTING-FIB-3-PD_FAIL : FIB platform error: fib_leaf_ldi_lw_platform_update 587: PD action MODIFY failed for lw_ldi 0x88382e20 flags 0x2000. Shared LDI 0x88225220 num_slots 1 num_buckets 1 depth 1 ldi type 3 ldi protocol ipv4 flags 0x2010101 pfx 199.1.1.200/32 : 0x16 Invalid argument   : pkg/bin/fib_mgr : (PID=450665) :  -Traceback= 4004faa8 40060630 40121fdc 40122e64401269f4 4012d080 4012a208 4001d818 4001eda4 400204c4 40020dbc 4b295ce8 4b293c1c 400005ac 400143ac 4b2df3cc

Conditions:
based on the decodes of the traceback it seems a FIB backwalk for mpls enabled prefixes
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