Cisco System Received Bus Error Exception
Join Us! *Tek-Tips's functionality depends on members receiving e-mail. Previous message: *** System received a Bus Error exception *** in cisco2621 Next message: HELO friday Messages sorted by: [ date ] [ thread ] [ subject ] [ author ] A continuous loop never lets you gain access to the router (for example, you won't be able to log in to enable mode, and so on), and the router continues to On Tue, 2005-05-10 at 16:04 -0400, Robert Blayzor wrote: > Francisco Rivas wrote: > > The router have 256MB of RAM, and right now the only card on the router > http://entrelinks.com/bus-error/bus-error-exception-cisco.php
Refer to Sanity Check for Configuration Issues and System Health in order to know the list of checks performed and have a look at the sample output of the command. Here is an example of the show region output: Router#show region Region Manager: Start End Size(b) Class Media Name 0x00000000 0x007FFFFF 8388608 Local R/W main 0x00001000 0x0001922F 98864 IData R/W main:data Here are two examples of bus error crashes: Router uptime is 2 days, 21 hours, 30 minutes System restarted by bus error at PC 0x30EE546, address 0xBB4C4 System image file is Composite Reset Reason = (0xa) Level 1 Watch Dog time out Level 2 Watch Dog time out Conditions: Occurs randomly after upgrade to this release. her latest blog
System Returned To Rom By Bus Error At Pc 0x0 Address 0x0
Compiled Sat 02-Feb-02 03:36 by kellythw Image text-base: 0x80008088, data-base: 0x80989870 === Flushing messages (00:00:04 UTC Mon Mar 1 1993) === Queued messages *** System received a Bus Error exception *** System Receives a Software Forced Crash While a password recovery procedure on a Supervisor Engine 720 is performed, the switch can crash while you break in order to gain access Advertisements Latest Threads Tenda AC9 AC1200 Dual-Band... Your cache administrator is webmaster.
y Failed The solution is to issue the write erase command and reload the router. Make sure you attach the following information: Console captures showing the error messages Console captures showing the troubleshooting steps taken and the boot sequence during each step The hardware component that Home Skip to content Skip to footer Worldwide [change] Log In Account Register My Cisco Cisco.com Worldwide Home Products & Services (menu) Support (menu) How to Buy (menu) Training & Events System Was Restarted By Bus Error At Pc Big buffers, 1524 bytes (total 50, permanent 50): 50 in free list (5 min, 150 max allowed) 3066 hits, 189 misses, 0 trims, 24 created 12 failures (0 no memory) The
I cannot even do a downgrade to the IOS via ROM mode. System Returned To Rom By Address Error At Pc Router platforms that have RISC processors include: Cisco 3600 Series Routers Cisco 4500 Series Routers Cisco 4700 Series Routers Route Switch Processor (RSP) Modules on Cisco 7500 Series and Cisco 7000 It then turns control over to the RP. The prompt is now Router#.
If this doesn't help - replace the entire NPE. Sp By Bus Error At Pc The CPU periodically resets a watchdog timer. This can be caused by a Cisco IOS software image that has actually been corrupted during transfer to the router, in which case it can be resolved by loading a new Refer to ROMmon Recovery for the Cisco 2600 Series Router for instructions on how to copy a valid image into Flash.
System Returned To Rom By Address Error At Pc
I cannot even do a downgrade to the IOS via ROM mode. Similar Threads Urgent help pleeeeassse... System Returned To Rom By Bus Error At Pc 0x0 Address 0x0 When a router crashes due to data or stack corruption, more reload information is needed to debug this type of crash than just the output from the normal show stacks command. Bus Error Linux Composite Reset Reason = (0xa) Level 1 Watch Dog time out Level 2 Watch Dog time out Conditions: Occurs randomly after upgrade to this release.
Reload the device. my review here Provide the output of the show tech-support command and the show logging command, as well as the output of the crashinfo file. A bus error can be identified from the output of the show version command provided by the router if not power-cycled or manually reloaded. See below URL for subscribe/unsubscribe and list options: http://inet-access.net/mailman/listinfo/list Previous Message by Thread: *** System received a Bus Error exception *** in cisco2621 Dear all, We are receiving this error message "last Reload Reason Address Error At Pc"
cat6knative#dir bootflash: Directory of bootflash:/ 1 -rw- 1693168 Jul 24 2002 15:48:22 c6msfc2-boot-mz.121-8a.EX 2 -rw- 183086 Aug 29 2002 11:23:40 crashinfo_20020829-112340 3 -rw- 20174748 Jan 30 2003 11:59:18 c6sup22-jsv-mz.121-8b.E9 4 -rw- Reasons such as off-topic, duplicates, flames, illegal, vulgar, or students posting their homework. In the crashinfo file, recorded in the bootflash or on the console, you see: Error: primary data cache, fields: data, SysAD virtual addr 0x4B288202, physical addr(21:3) 0x288200, vAddr(14:12) 0x0000 virtual click site This points to a Cache Parity Exception.
The Error Message Decoder Tool provides an explanation of the message, a recommended action (if needed), and if available, a link to a document that provides extensive troubleshooting information about that System Returned To Rom By S/w Reset When referenced by the CPU, such errors cause the system to either crash (if the error is in an area that is not recoverable) or they recover other systems (for example, If a software configuration change has recently been made, and the router is in a booting loop, a software bug may be causing this issue.
Upgrade the switch to Cisco IOS Software Release 12.2(18r)SX05 or later.
If replacing the Flash and DRAM fails to resolve the problem, there is a chance that the memory slot on the chassis is faulty; you need to use the TAC Service Therefore, it is important to remove and reinsert cards to find the problem hardware. If the equipment is successfully tested, but the problem remains, replace the router. Stack Trace From System Failure You really should get a minimal support contract ( 8 x 5 NBD ) so you can upgrade the software has anything changed in your environment lately in terms of volume
using default values Warning: NVRAM size is 0 environment checksum in NVRAM failed Router#show startup-config %Error opening nvram:/startup-config (Invalid Checksum) Router# These error messages usually indicate a hardware failure. Cisco H/W failures are not always common, but they do happen......;-) Cheers............pk. -- Peter from Auckland. Refer to the Identifying a Continuous/Boot Loop Due to a Wrong Iomem Size section to recover from this type of memory problem. navigate to this website If the test, ran as part of Cisco Generic Online Diagnostics (GOLD), fails 10 times consecutively, then the supervisor engine can crash.In order to resolve the issue, upgrade the Cisco IOS
Prerequisites Requirements Cisco recommends that you read Troubleshooting Router Crashes before proceeding with this document. All components (cables, connectors, and so on) have to be tested one by one. thanks for all!! These are some error messages that you can see in the crashinfo file that indicate a parity error: MISTRAL_TM_DATA_PAR_ERR_REG_MASK_HI: 42 Error condition detected: TM_NPP_PARITY_ERROR Error condition detected: SYSAD_PARITY_ERROR Error condition
Still using the previous example, System restarted by bus error at PC 0x30EE546, address 0xBB4C4, this bus error crash comes from a Cisco 2500 router with the show region output. Refer to Release Notes for Cisco IOS Release 12.2SX on the Supervisor Engine 720, Supervisor Engine 32, and Supervisor Engine 2 for more information. DFC-Equipped Module Has Reset on Its Own If a Distributed Forwarding Card (DFC)-equipped module has reset on its own without user reload, you can check the bootflash of the DFC Cause is unknown.
Thanks , Oct 19, 2007 #1 Advertisements Merv Guest as Peter has said it is ahardware fault of some sort see Cisco doc "Troubleshooting Bus Error Crashes" http://cco.cisco.com/en/US/products/sw/iosswrel/ps1831/products_tech_note09186a00800cdd51.shtml for some Besides that, what kind of memory can I put on the router to replace the DIMM's, just for testing?? WARNING: all existing data in all partitions on flash will be lost! If the command output indicates that a software crash occurred at the time you suspected that the switch rebooted, contact Cisco Technical Support.
Cisco Internetwork Operating System Software IOS (tm) C2600 Software (C2600-I-M), Version 12.2(5d), RELEASE SOFTWARE (fc1) Copyright (c) 1986-2002 by cisco Systems, Inc. This procedure does not require the use of a Trivial File Transfer Protocol (TFTP) server. In the output, look for line that starts with System returned to ROM by . The prompt is now Router(config)#.
Note: The RP configuration register is 0x2102. 6500_IOS#show version Cisco Internetwork Operating System Software IOS (tm) c6sup2_rp Software (c6sup2_rp-PS-M), Version 12.1(13)E14, EARLY DEPLOYMENT RELEASE SOFTWARE (fc1) Technical Support: http://www.cisco.com/techsupport Copyright After some digging i found that it is a bus error causing the crash. The issue is documented in Cisco bug ID CSCeb51698 (registered customers only). rommon 3 > meminfo Main memory size: 64 MB.
Andrey Ryazanov Network Operations Center Digital Network JSC +7 095 723 8333 ---------- Original Message ----------- From: Francisco Rivas <frivas [at] lanparty> To: cisco-nsp [at] puck Sent: Tue, 10 May 2005 Refer to Troubleshooting Bus Error Crashes or Understanding Software-forced Crashes, depending on which one appears in the show version output. Please try the request again.