panic: _sx_xlock (user map): xlock already held @ ../../../vm/vm_map.c:2997

Bjoern A. Zeeb bzeeb-lists at lists.zabbadoz.net
Sat Aug 27 09:20:11 GMT 2005


On Thu, 25 Aug 2005, Peter Jeremy wrote:

> I just got the same panic on -current from a couple of weeks ago (though
> newer than Kris's).  In my case, the system had been running happily
> for about 3 days and starting mplayer triggered it.  The saved message
> buffer was:
>
> lock order reversal
> 1st 0xc4097224 vnode interlock (vnode interlock) @ /usr/src/sys/vm/vnode_pager.c:1181
> 2nd 0xc2007898 process lock (process lock) @ /usr/src/sys/i386/i386/trap.c:728

though I am unsure it is helpful I added the LOR with ID 141:
http://sources.zabbadoz.net/freebsd/lor.html#141

-- 
Bjoern A. Zeeb				bzeeb at Zabbadoz dot NeT


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