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Date: Tue, 29 Aug 2006 14:35:12 +1000
From: Paul Mackerras <paulus@samba.org>
To: Kallol Biswas <Kallol_Biswas@pmc-sierra.com>
Subject: Re: PPC 2.6.11.4 kernel panics while doing insmod (store fault with d
	cbst in icache_flush_range)
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Cc: Ronald Lee <Ronald_Lee@pmc-sierra.com>, linuxppc-dev@ozlabs.org,
	Radjendirane Codandaramane <Radjendirane_Codandaramane@pmc-sierra.com>,
	Shawn Jin <Shawn_Jin@pmc-sierra.com>, linux-kernel@vger.kernel.org
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Kallol Biswas writes:

>         mr      r6,r3
> 1:      dcbst   0,r3
>         addi    r3,r3,L1_CACHE_LINE_SIZE
>         bdnz    1b
> 
> The instruction takes a store fault (DST bit, bit 8 of ESR gets
> set), kernel panics with oops (signal 11).

What processor are you using?

Which instruction takes a store fault?

Paul.