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Cisco Bug: CSCus95177 - MAINBOARD-2-INITFAIL on multiple 2911 routers

Last Modified

Feb 04, 2017

Products (1)

  • Cisco 2900 Series Integrated Services Routers

Known Affected Releases

15.2(4)M6.1 15.3(3)M4 15.5(3.0a)M4a

Description (partial)

A cisco 2911 router may crash due to a Signal 20 cache error or failure to analyze the Mother board Gigabit Ethernet interfaces.  The following messages will be displayed on the console when this occurs:

%MAINBOARD-2-INITFAIL: Mother board Gigabit Ethernet analyze 0 failed
%MGF-2-INTERNAL: Multi-Gigabit Fabric Internal Error: Failed to initialize Backplane Virtual Interface

Error: primary instr cache, fields: ,
virtual addr 0x332B3510, physical addr(21:3) 0x0014F0, vAddr(14:12) 0x1000
virtual address corresponds to main:text, cache word 2

 Cache Data not Available for CPU D07

             Low Data   High Data  Par    Low Data   High Data  Par
DRAM Data: 0:0x00000000 0x00000000 0x00 1:0x00000000 0x00000000 0x00
           2:0x00000000 0x00000000 0x00 3:0x00000000 0x00000000 0x00

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