s5500不断重启

S5500-24p-winnet交换机

开机后不断重启，偶尔能成功开机，超级终端能进入sys视图，web登陆成功，正常时间约2分钟，之后出现下面的信息，然后自动重启，

================= exception info (no:  0  idx:  0) =================

Exception Number:          0x0A

Exception Name:            Reserved instruction exception

Exception Instruction:     0x80E5FDA0

Exception Slot:            1

Exception VCpu:            0

Exception Task:            HDQ4 (TID: 128)

Exception Stack Base:      0x83abcfa8

Exception Time:            2000-04-26  12:01:46

Exception Tick:            0x3(CPU Tick High) 0x57df708f(CPU Tick Low)

Register contents:

Reg:     zero, Val = 0x00000000 ; Reg:       at, Val = 0x1000cc00 ;

[WU1] Reg:       v0, Val = 0x00000001 ; Reg:       v1, Val = 0x00000001 ;

Reg:       a0, Val = 0x85ea7320 ; Reg:       a1, Val = 0xa4b2d938 ;

Reg:       a2, Val = 0x00000002 ; Reg:       a3, Val = 0x85ea6ee8 ;

Reg:       t0, Val = 0xa4b2d500 ; Reg:       t1, Val = 0x00000000 ;

Reg:       t2, Val = 0xa4b2d500 ; Reg:       t3, Val = 0x00000000 ;

Reg:       t4, Val = 0x00000000 ; Reg:       t5, Val = 0x00000000 ;

Reg:       t6, Val = 0xffffffff ; Reg:       t7, Val = 0x00000001 ;

Reg:       s0, Val = 0x83abbec4 ; Reg:       s1, Val = 0x83abc078 ;

Reg:       s2, Val = 0x83350000 ; Reg:       s3, Val = 0xa4b2d500 ;

Reg:       s4, Val = 0x83abbeca ; Reg:       s5, Val = 0x0000043a ;

Reg:       s6, Val = 0x00000003 ; Reg:       s7, Val = 0x00000001 ;

Reg:       t8, Val = 0xffffffff ; Reg:       t9, Val = 0x8010e918 ;

Reg:       k0, Val = 0x00000001 ; Reg:       k1, Val = 0x00000001 ;

Reg:       gp, Val = 0x801f6000 ; Reg:       sp, Val = 0x83abbe88 ;

Reg:       s8, Val = 0xffffffff ; Reg:       ra, Val = 0x819e8b24 ;

Reg:       pc, Val = 0x80e5fda0 ; Reg:       sr, Val = 0x1000cc03 ;

Reg:    cause, Val = 0x00800028 ; Reg:    cntxt, Val = 0x00000017 ;

Reg:    fpcsr, Val = 0x00000000 ; Reg:    badva, Val = 0x0000043a ;

Reg: reserve0, Val = 0x00000001 ; Reg: reserve1, Val = 0x0000043a ;

Reg: reserve2, Val = 0x81c10850 ; Reg: reserve3, Val = 0x00000017 ;

Dump stack(total 512Bytes,16Bytes/line):

0x83abbe88: 98 c1 ab 83 f4 0f 03 81 00 00 00 00 00 00 00 00

0x83abbe98: b8 be ab 83 01 00 00 00 17 00 00 00 98 96 bc 87

0x83abbea8: 17 00 90 00 3c bf ab 83 01 00 00 00 00 00 00 00

0x83abbeb8: 17 00 00 00 30 4c cf 81 00 00 00 00 a0 36 9f 83

0x83abbec8: b7 dc 01 00 00 00 00 00 00 00 00 00 00 00 00 00

0x83abbed8: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00

0x83abbee8: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00

0x83abbef8: 00 00 00 00 00 00 00 00 00 00 00 00 d4 56 cf 81

0x83abbf08: 80 bf ab 83 17 00 90 00 b4 32 c1 81 84 32 c1 81

0x83abbf18: a0 43 ac 81 00 00 00 00 00 00 00 00 00 00 00 00

0x83abbf28: 03 00 00 00 78 6a f5 83 62 00 00 00 ff ff ff ff

0x83abbf38: 17 00 00 00 01 00 00 00 00 00 00 00 17 00 00 00

0x83abbf48: ff ff ff ff e0 bf ab 83 68 c0 ab 83 68 c0 ab 83

0x83abbf58: 17 00 90 00 00 f6 e8 85 78 c0 ab 83 03 00 00 00

0x83abbf68: 98 c1 ab 83 03 00 00 00 3c 01 bb 81 18 7b ba 81

0x83abbf78: a0 bf ab 83 78 6a f5 83 01 00 00 00 00 00 00 00

0x83abbf88: 05 00 00 00 00 1d 9a 82 17 00 90 00 00 00 00 00

0x83abbf98: 00 00 00 00 00 00 00 00 f0 72 9e 81 44 71 9e 81

0x83abbfa8: 62 00 00 00 ff ff ff ff ff ff ff ff 00 00 00 00

0x83abbfb8: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00

0x83abbfc8: 00 00 00 00 00 00 00 00 00 00 00 00 ff ff ff ff

0x83abbfd8: 68 c0 ab 83 17 00 90 00 17 00 90 00 00 f6 e8 85

0x83abbfe8: 78 c0 ab 83 18 7b ba 81 17 00 00 00 ff ff ff ff

0x83abbff8: 01 00 00 00 00 00 62 83 17 00 90 00 00 f6 e8 85

0x83abc008: 78 c0 ab 83 03 00 00 00 98 c1 ab 83 03 00 00 00

0x83abc018: 84 9a 9e 81 70 9a 9e 81 00 00 23 80 08 00 00 00

0x83abc028: 34 41 1d 80 54 fc eb 80 78 c0 ab 83 00 00 00 00

0x83abc038: 00 cc 00 10 00 00 00 00 e8 6e ea 85 3a 04 00 00

0x83abc048: 01 00 00 00 00 00 00 00 17 00 00 00 00 00 00 00

0x83abc058: c0 64 64 fe c0 64 64 fe 00 00 00 00 00 00 00 00

0x83abc068: 17 00 90 00 ff ff ff ff ff ff ff ff 00 00 00 00

0x83abc078: 01 00 00 00 17 00 00 00 00 00 00 00 00 00 00 00

Print layers of stack when exception:

Stack Top = 0x83abbe88, Return Address = 0x80e5fda0

Stack Top = 0x83abbe88, Return Address = 0x819e8b24

Stack Top = 0x83abc020, Return Address = 0x819e9a84

Stack Top = 0x83abc150, Return Address = 0x819eb7c4

Stack Top = 0x83abc2f8, Return Address = 0x819dcf44

Stack Top = 0x83abc328, Return Address = 0x80cbf8e0

Stack Top = 0x83abc358, Return Address = 0x80cbffec

Stack Top = 0x83abc3a0, Return Address = 0x80c34c5c

Stack Top = 0x83abc4e8, Return Address = 0x80c36010

Stack Top = 0x83abc5f0, Return Address = 0x8160ddb8

Stack Top = 0x83abc768, Return Address = 0x8160b460

Stack Top = 0x83abc800, Return Address = 0x8164cfb0

Stack Top = 0x83abc830, Return Address = 0x80b35b88

Stack Top = 0x83abc870, Return Address = 0x80b2df88

Stack Top = 0x83abc8a0, Return Address = 0x80b2e0e8

Stack Top = 0x83abc8c0, Return Address = 0x815f2818

Stack Top = 0x83abc8e0, Return Address = 0x815f2a10

Stack Top = 0x83abc908, Return Address = 0x80c86520

Stack Top = 0x83abc950, Return Address = 0x80c866ac

Stack Top = 0x83abc978, Return Address = 0x80c86d08t

自动重启后，经常进入下面页面：

Starting......

            ***********************************************************

            *                                                         *

            *        H3C S5500-24P-WiNet BOOTROM, Version 621         *

            *                                                         *

            ***********************************************************

            Copyright (c) 2004-2013 Hangzhou H3C Tech. Co., Ltd.

            Creation date   : Nov 12 2013, 02:03:22

            CPU Clock Speed : 264MHz

            BUS Clock Speed : 33MHz

            Memory Size     : 128MB

            Mac Address     : 84d93183b24f

Press Ctrl-B to enter Boot Menu... 0

Auto-booting...

Decompress Image............................................................................................................................................................................................................................................................................................................................................................................................................................................................................. .......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................

...............................................something wrong when decompressing!!!

No correct default file to boot!

BootRom password: Not required. Please press Enter to continue.

Password recovery capability is enabled.

  BOOT  MENU

1. Download application file to flash

2. Select application file to boot

3. Display all files in flash

4. Delete file from flash

5. Restore to factory default configuration

6. Enter bootrom upgrade menu

7. Skip current configuration file

8. Reserved

9. Set switch startup mode

0. Reboot

Ctrl+F: Format File System

Ctrl+D: Enter Debugging Mode

Ctrl+T: Enter Board Test Environment

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