I have two Catalyst 6500 boxes (in VSS) with SUP720-10G, second (standby) one won't boot up after power failure.
Regarding traceback, I found only this: https://www.mysolvr.com/bugs/18955
IOS 12.2(33)SXJ
cisco WS-C6513 (R7000) processor (revision 2.0) with 983008K/65536K bytes of memory.
Processor board ID SAL...(cut out)
SR71000 CPU at 600Mhz, Implementation 0x504, Rev 1.2, 512KB L2 Cache
Last reset from s/w reset
1 Virtual Ethernet interface
122 Gigabit Ethernet interfaces
20 Ten Gigabit Ethernet interfaces
1917K bytes of non-volatile configuration memory.
8192K bytes of packet buffer memory.
65536K bytes of Flash internal SIMM (Sector size 512K).
%Software-forced reload
06:56:02 CET Mon Feb 22 2016: Breakpoint exception, CPU signal 23, PC = 0x42B6BFF8
--------------------------------------------------------------------
Possible software fault. Upon reccurence, please collect
crashinfo, "show tech" and contact Cisco Technical Support.
--------------------------------------------------------------------
-Traceback= 42B6BFF8 42B69B4C 42381B98 4238321C 4271EAF4 4271EC4C 42B5EE0C
$0 : 00000000, AT : 44FB0000, v0 : 46BC0000, v1 : 44D50000
a0 : 50AC0F84, a1 : 00000001, a2 : 00000000, a3 : 00000000
t0 : 42B5EF50, t1 : 34008101, t2 : 42B5EF78, t3 : FFFF00FF
t4 : 42B5EF50, t5 : 500122E8, t6 : 00000000, t7 : 00004E56
s0 : 00000000, s1 : 44E00000, s2 : 00000000, s3 : 44D60000
s4 : 44D60000, s5 : 44D60000, s6 : 442E0000, s7 : 00000001
t8 : 5001234C, t9 : 00000000, k0 : 00000000, k1 : 00000000
gp : 44FADBCC, sp : 50012418, s8 : 442E0000, ra : 42B69B4C
EPC : 42B6BFF8, ErrorEPC : BFC00000, SREG : 34008103
MDLO : 00000000, MDHI : 00000000, BadVaddr : 00000000
DATA_START : 0x44905AF0
Cause 00000824 (Code 0x9): Breakpoint exception
========= Stack Trace ==========================================================
-Traceback= 42B6BFF8 42B69B4C 42381B98 4238321C 4271EAF4 4271EC4C 42B5EE0C
*Feb 22 05:55:26.259: RP: Currently running ROMMON from S (Gold) region
*Feb 22 05:55:27.411: %SPANTREE-5-EXTENDED_SYSID: Extended SysId enabled for type vlan. The Bridge IDs of all active STP instances have been updated, which might change the spanning tree topology
*Feb 22 05:56:02.615: %C6K_PLATFORM-2-PEER_RESET: RP is being reset by the SP
*** System received a Software forced crash ***
signal= 0x17, code= 0x24, context= 0x46bbf824
PC = 0x42b5efac, SP = 0x44df7638, RA = 0x416d0130
Cause Reg = 0x00003820, Status Reg = 0x34008002
rommon 1 >
*Feb 22 05:56:07.499: %SYS-SW2_SPSTBY-3-LOGGER_FLUSHING: System pausing to ensure console debugging output.
