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CISCO ME-6524 stuck in rommon mode

mubi.malik
Level 1
Level 1

HI,

i have a CISCO ME 6524 switch. the switch is stuck in rommon mode. it is not coming up after giving boot command.

w

hen i change config register to 0x2142 and reset. it loads. after that i revert config register back. at that time if soft reload is done then it boots normally. but if power is gone then its again coming into rommon mode. 

i checked with CLI Analyzer tool about show tech output that shows nothing major. however two outputs of crashinfo i'm pasting here. anyone can please help in this regard?

Router#more sup-bootflash:crashinfo_20160730-234635-UTC
MAC based EOBC installed
*Jul 30 23:41:29.791: %PFREDUN-6-ACTIVE: Initializing as ACTIVE processor for this switch
Firmware compiled 30-Sep-11 12:53 by integ Build [100]
*Jul 30 23:41:34.959: %OIR-SP-6-CONSOLE: Changing console ownership to route processor
*Jul 30 23:41:34.959: %SYS-SP-3-LOGGER_FLUSHING: System pausing to ensure console debugging output.
*Jul 30 23:41:29.791: %PFREDUN-6-ACTIVE: Initializing as ACTIVE processor for this switch
Firmware compiled 30-Sep-11 12:53 by integ Build [100]
*Jul 30 23:41:34.959: %OIR-SP-6-CONSOLE: Changing console ownership to route processor


*Jul 30 23:41:35.307: %SYS-SP-3-LOGGER_FLUSHED: System was paused for 00:00:00 to ensure console debugging output.

*Jul 30 23:46:35.523: %OIR-SP-6-CONSOLE: Changing console ownership to switch processor




*Jul 30 23:46:35.523: %SYS-SP-3-LOGGER_FLUSHING: System pausing to ensure console debugging output.



*Jul 30 23:41:35.307: %SYS-SP-3-LOGGER_FLUSHED: System was paused for 00:00:00 to ensure console debugging output.



*Jul 30 23:46:35.523: %OIR-SP-6-CONSOLE: Changing console ownership to switch processor






*Jul 30 23:46:35.831: %SYS-SP-3-LOGGER_FLUSHED: System was paused for 00:00:00 to ensure console debugging output.

*Jul 30 23:46:35.835: %PFREDUN-SP-4-AUTOBOOT: Disable autoboot for Supervisor in slot 1
*Jul 30 23:46:35.835: %PFREDUN-SP-6-ACTIVE: Sup in slot 1 is crashing due to RP failed to boot



%Software-forced reload


*Jul 30 23:46:35.863: SP: Failed to send heartbeat poison message
*Jul 30 23:46:35.863: %SIBYTE-SP-3-SB_UNINITIALIZED_INT: Uninitialized interrupt 0x0000000800000000



23:46:35 UTC Sat Jul 30 2016: Breakpoint exception, CPU signal 23, PC = 0x4163111C







--------------------------------------------------------------------

Possible software fault. Upon reccurence, please collect

crashinfo, "show tech" and contact Cisco Technical Support.

--------------------------------------------------------------------





-Traceback= 4163111C 4162EC58 41197460 411990BC 41199EF4 4119A380 41174DF0 4116EDC0 409DDC54 409DDC40

$0 : 00000000, AT : 42190000, v0 : 43840000, v1 : 42D00000

a0 : 443536F8, a1 : 0000FD00, a2 : 4383CA10, a3 : 00000001

t0 : 00000028, t1 : 3400FD01, t2 : 34008100, t3 : FFFF00FF

t4 : 412EF818, t5 : 61727462, t6 : 706F6973, t7 : 65737361

s0 : 00000000, s1 : 42150000, s2 : 43600000, s3 : 00000000

s4 : 43600000, s5 : 43600000, s6 : 00000000, s7 : 00000000

t8 : 50E6D638, t9 : 00000000, k0 : 83ACE094, k1 : 018F8E00

gp : 42196030, sp : 50E6D888, s8 : 00000000, ra : 4162EC58

EPC : 4163111C, ErrorEPC : BFC25E10, SREG : 3400FD03

MDLO : 00000000, MDHI : 00000008, BadVaddr : 7F1FE777

DATA_START : 0x41F10B70

Cause 00000024 (Code 0x9): Breakpoint exception

latest crashinfo

Router#more sup-bootflash:crashinfo_20160803-191440-UTC
MAC based EOBC installed
*Aug 3 19:09:34.787: %PFREDUN-6-ACTIVE: Initializing as ACTIVE processor for this switch
Firmware compiled 30-Sep-11 12:53 by integ Build [100]
*Aug 3 19:09:39.951: %OIR-SP-6-CONSOLE: Changing console ownership to route processor
*Aug 3 19:09:39.951: %SYS-SP-3-LOGGER_FLUSHING: System pausing to ensure console debugging output.
*Aug 3 19:09:34.787: %PFREDUN-6-ACTIVE: Initializing as ACTIVE processor for this switch
Firmware compiled 30-Sep-11 12:53 by integ Build [100]
*Aug 3 19:09:39.951: %OIR-SP-6-CONSOLE: Changing console ownership to route processor


*Aug 3 19:09:40.299: %SYS-SP-3-LOGGER_FLUSHED: System was paused for 00:00:00 to ensure console debugging output.

*Aug 3 19:14:40.515: %OIR-SP-6-CONSOLE: Changing console ownership to switch processor




*Aug 3 19:14:40.515: %SYS-SP-3-LOGGER_FLUSHING: System pausing to ensure console debugging output.



*Aug 3 19:09:40.299: %SYS-SP-3-LOGGER_FLUSHED: System was paused for 00:00:00 to ensure console debugging output.



*Aug 3 19:14:40.515: %OIR-SP-6-CONSOLE: Changing console ownership to switch processor






*Aug 3 19:14:40.823: %SYS-SP-3-LOGGER_FLUSHED: System was paused for 00:00:00 to ensure console debugging output.

*Aug 3 19:14:40.827: %PFREDUN-SP-4-AUTOBOOT: Disable autoboot for Supervisor in slot 1
*Aug 3 19:14:40.827: %PFREDUN-SP-6-ACTIVE: Sup in slot 1 is crashing due to RP failed to boot



%Software-forced reload


*Aug 3 19:14:40.855: SP: Failed to send heartbeat poison message
*Aug 3 19:14:40.855: %SIBYTE-SP-3-SB_UNINITIALIZED_INT: Uninitialized interrupt 0x0000000800000000



19:14:40 UTC Wed Aug 3 2016: Breakpoint exception, CPU signal 23, PC = 0x4163111C







--------------------------------------------------------------------

Possible software fault. Upon reccurence, please collect

crashinfo, "show tech" and contact Cisco Technical Support.

--------------------------------------------------------------------





-Traceback= 4163111C 4162EC58 41197460 411990BC 41199EF4 4119A380 41174DF0 4116EDC0 409DDC54 409DDC40

$0 : 00000000, AT : 42190000, v0 : 43840000, v1 : 42D00000

a0 : 43EEA020, a1 : 0000FD00, a2 : 43839B80, a3 : 00000001

t0 : 00000028, t1 : 3400FD01, t2 : 34008100, t3 : FFFF00FF

t4 : 412EF818, t5 : 61727462, t6 : 706F6973, t7 : 65737361

s0 : 00000000, s1 : 42150000, s2 : 43600000, s3 : 00000000

s4 : 43600000, s5 : 43600000, s6 : 00000000, s7 : 00000000

t8 : 44A6CF08, t9 : 00000000, k0 : 83ACB204, k1 : 018F8E00

gp : 421931A0, sp : 44A6D158, s8 : 00000000, ra : 4162EC58

EPC : 4163111C, ErrorEPC : C32C0A13, SREG : 3400FD03

MDLO : 00000000, MDHI : 00000008, BadVaddr : 7F1FF777

DATA_START : 0x41F0DCE0

Cause 00000024 (Code 0x9): Breakpoint exception

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