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Date:      Wed, 20 Jan 2010 09:23:10 GMT
From:      Pakhom <pakhom706@gmail.com>
To:        freebsd-gnats-submit@FreeBSD.org
Subject:   sparc64/143010: Panic String: trap: memory address not aligned
Message-ID:  <201001200923.o0K9NAjD041369@www.freebsd.org>
Resent-Message-ID: <201001200930.o0K9U4ro023181@freefall.freebsd.org>

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>Number:         143010
>Category:       sparc64
>Synopsis:       Panic String: trap: memory address not aligned
>Confidential:   no
>Severity:       serious
>Priority:       medium
>Responsible:    freebsd-sparc64
>State:          open
>Quarter:        
>Keywords:       
>Date-Required:
>Class:          sw-bug
>Submitter-Id:   current-users
>Arrival-Date:   Wed Jan 20 09:30:03 UTC 2010
>Closed-Date:
>Last-Modified:
>Originator:     Pakhom
>Release:        8.0 and 9-CURRENT
>Organization:
>Environment:
FreeBSD x1.tdc 9.0-CURRENT FreeBSD 9.0-CURRENT #0: Fri Jan 15 13:11:40 MSK 2010     root@x1.tdc:/usr/obj/usr/src/sys/T1  sparc64
>Description:
'Panic String: trap: memory address not aligned'
When ISO file mounted by mdconfig and exported via NFS.


But I can't get backtrace :(
x1# cd /usr/obj/usr/src/sys/T1/
x1# kgdb kernel.debug /var/crash/vmcore.0
GNU gdb 6.1.1 [FreeBSD]
Copyright 2004 Free Software Foundation, Inc.
GDB is free software, covered by the GNU General Public License, and you are
welcome to change it and/or distribute copies of it under certain conditions.
Type "show copying" to see the conditions.
There is absolutely no warranty for GDB.  Type "show warranty" for details.
This GDB was configured as "sparc64-marcel-freebsd"...
GDB can't read core files on this machine.
(kgdb) 

>How-To-Repeat:
1) mount -t cd9660 /dev/$(mdconfig -f dvd.iso) /export
2) share /export via NFS
3) mount_nfs 127.0.0.1:/export /mnt

4) Panic String: trap: memory address not aligned
>Fix:


>Release-Note:
>Audit-Trail:
>Unformatted:



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