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Date: Fri, 03 May 2013 15:45:48 +0200
From: Werner Thie <werner@thieprojects.ch>
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To: Warner Losh <imp@bsdimp.com>
Subject: Re: Is this related to the general panic discussed in freebsd-current?
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On 5/3/13 3:13 PM, Warner Losh wrote:
> On May 3, 2013, at 12:26 AM, Werner Thie wrote:
>
>> Hi all
>>
>> just came around yesterday to start playing with crochet, built an image and KDB entering panic when booting
>>
>> FreeBSD 10.0-CURRENT #0 r250144M: Thu May  2 10:10:20 CEST 2013
>> root@xtools:/usr/home/wthie/proj/crochet-freebsd/work/obj/arm.armv6/usr/local/src/sys/BEAGLEBONE arm
>> FreeBSD clang version 3.3 (trunk 178860) 20130405
>> WARNING: WITNESS option enabled, expect reduced performance.
>> panic: acquiring blockable sleep lock with spinlock or critical section held (rw) pmap pv global @ /usr/local/src/sys/arm/arm/pmap-v6.c:1187
>> KDB: enter: panic
>> [ thread pid 0 tid 0 ]
>> Stopped at      $d:     ldrb    r15, [r15, r15, ror r15]!
>
> This looks like the clang-built witness panic that's in arm.

Thxs, Werner