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Date: Mon, 7 Jan 2002 00:46:36 -0800 (PST)
From: Karsten Thygesen <kay@sonofon.dk>
To: freebsd-gnats-submit@FreeBSD.org
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Subject: kern/33637: Panic: vm_page_unwire: invalid wire count: 0
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>Number:         33637
>Category:       kern
>Synopsis:       Panic: vm_page_unwire: invalid wire count: 0
>Confidential:   no
>Severity:       critical
>Priority:       high
>Responsible:    freebsd-bugs
>State:          open
>Quarter:        
>Keywords:       
>Date-Required:
>Class:          sw-bug
>Submitter-Id:   current-users
>Arrival-Date:   Mon Jan 07 00:50:01 PST 2002
>Closed-Date:
>Last-Modified:
>Originator:     Karsten Thygesen
>Release:        4.5-prerelease (CVS pr. 2001-12-25)
>Organization:
Sonofon
>Environment:
FreeBSD abnew01.sonofon.dk 4.5-PRERELEASE FreeBSD 4.5-PRERELEASE #6: Wed Dec 26 00:58:04 CET 2001     root@abnew01.sonofon.dk:/usr/obj/usr/src/sys/ABNEW01  i386
>Description:
Server crashes after 3-7 days of uptime. It's a 4 CPU Compaq Proliant server with 3GB memory and 1.8Tb scsi disks. It's running as (diablo) newsserver and is medium loaded. The error message is:

panic: vm_page_unwire: invalid wire count: 0
mp_lock = 01000001; cpuid = 1; lapic.id = 00000000; 
boot() called on cpu#1

syncing disks... 234 36 6 3 3 3 3 3 3 3 3 3 3 3 3 3 3 3 3 3 3 3 3
giving up on 2 buffers
Uptime: 3d23h57m20s
Automatic reboot in 15 seconds - press a key on the console to abort
Rebooting...
cpu_reset called on cpu#1
cpu_reset: Stopping other CPUs
cpu_reset: Restarting BSP
cpu_reset_proxy: Grabbed mp lock for BSP
cpu_reset_proxy: Stopped CPU 1
>How-To-Repeat:
It have happened 3 times now
>Fix:
None known
>Release-Note:
>Audit-Trail:
>Unformatted:

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