BUG: Bad page state in process swapper pfn:XXXXX

[Russell King - ARM Linux]

On Mon, Jun 22, 2015 at 08:04:17PM +0530, Arun Chandran wrote:
> Hi,
> 
> I am booting the latest linus tree on altera cyclone5 soc development kit.
> (https://www.altera.com/products/boards_and_kits/dev-kits/altera/kit-cyclone-v-soc.html)
> With the dtb file arch/arm/boot/dts/socfpga_cyclone5_socdk.dtb.
> 
> I get these BUGS (page dumped because: non-NULL mapping) randomly; occurs
> around 1 in 5 times during cold boots.

When did the problem start?  Are older kernel versions stable?

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