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Date: Mon, 2 May 2016 20:21:38 -0700
From: bob prohaska <fbsd@www.zefox.net>
To: Ulrich Grey <usenet@ulrich-grey.de>
Cc: freebsd-arm@freebsd.org
Subject: Re: CUBOX crashes during port build
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On Mon, May 02, 2016 at 09:33:49AM +0200, Ulrich Grey wrote:
> I am running 11-CURRENT r297692 (snapshot cubox-hummingboard 20160408).
> After some hours building print/texlive-full the CUBOX crashed.
> 
> Fatal kernel mode data abort: 'Translation Fault (L2)' on read

Not sure it's related, but 'Translation fault (L2)' on read is probably
the most common single crash message I've seen on RPI2. However, compiling
software, even world builds, haven't triggered it in many months. 

> 
> trapframe: 0xfb57b778
> 
> FSR=00000007, FAR=0000004d, spsr=20000013
> 
> r0 =00000000, r1 =00000001, r2 =00000003, r3 =00000001
> 
> r4 =c460f370, r5 =c7bc0460, r6 =00000001, r7 =00000000
> 
> r8 =00000000, r9 =c26c4230, r10=00000000, r11=fb57b828
> 
> r12=c2937000, ssp=fb57b808, slr=c2521e30, pc =c2539504
> 
>
On today's RPI2 crash it reported:
root@www:~ # Fatal kernel mode data abort: 'Translation Fault (L2)' on read
trapframe: 0xed518e10
FSR=00000007, FAR=00000000, spsr=00000013
r0 =00000000, r1 =00000000, r2 =00000000, r3 =00000000
r4 =00000000, r5 =00000000, r6 =00000000, r7 =00000000
r8 =00000000, r9 =00000000, r10=00000000, r11=00000000
r12=00000000, ssp=ed518ea0, slr=00000000, pc =00000000

[ thread pid 16417 tid 100099 ]
Stopped at      0:      address 0 is invalid
*** error reading from address 0 ***
KDB: reentering

More output can be found at

http://www.zefox.net/~fbsd/rpi2/crashes/crash_5_2_16/

Thanks for reading, I hope this is of interest.

bob prohaska