Re: panic: _mtx_lock_sleep: recursed on non-recursive mutex pmap _at_ /usr/src/sys/i386/i386/pmap.c:1843

From: Bjoern A. Zeeb <bzeeb-lists_at_lists.zabbadoz.net>
Date: Mon, 15 May 2006 07:13:18 +0000 (UTC)
On Mon, 15 May 2006, wsk wrote:

> folks
> booting panic with advantech's PCM-5823 board on CURRENT
> appreciate with any help
>
> snip...
> Timecounter "TSC" frequency 299238514 Hz quality 800
> Timecounters tick every 1.000 msec
> rr232x: no controller detected.
> ad2: 488MB <SanDisk SDCFB-512 HDX 2.27> at ata1-master PIO4
> Trying to mount root from ufs:/dev/ad2s1a
> lock order reversal:
> 1st 0xc0f3c0a8 pmap (pmap) _at_ /usr/src/sys/i386/i386/pmap.c:2111
> 2nd 0xc0c91078 system map (system map) _at_ /usr/src/sys/vm/vm_map.c:1096

the LOR looks like LOR #186
 	http://sources.zabbadoz.net/freebsd/lor.html#186
which was in there for only a day or two and is patched.

Could it be that your HEAD is from around 2006-04-[27-29] +- 2 days?

-- 
Bjoern A. Zeeb				bzeeb at Zabbadoz dot NeT
Received on Mon May 15 2006 - 05:15:11 UTC

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