pagefault in IPv6 codepath in defrouter_select()

Thu Mar 26 18:56:57 UTC 2015

On 26.03.2015 00:48, hiren panchasara wrote:
> This is 3rd occurence of this panic. What could be the cause?
> I have vmcore and can provide more info if needed.

Hi,

the problem is that ND6 code maintains at least two lists of prefixes
without any locking: V_nd_defrouter and V_nd_prefix.

-- 
WBR, Andrey V. Elsukov

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