SRU request for LP#210742

Tim Gardner tcanonical at
Mon May 12 17:43:25 UTC 2008

Colin Ian King wrote:
> SRU justification:
> Impact: IPV6 temporary addresses won't work if two prefixes are
> advertised on a link with one having a preferred_lifetime of 0 (usually
> the case after a re-numbering).
> The reason is that when router advertisement is processed, they update
> all the temporary addresses and not just the relevant one. Furthermore,
> no temporary addresses should be created with a preferred lifetime of 0.
> The patch attached is from two relatively straight forward two upstream
> cherry picks (originally davem/net-2.6.git and recently Linux
> 2.6.25-rc9) back ported to 2.6.24.
> (This bug affects the second biggest french ISP (more than 1M
> subscribers) and without it temporary addresses are useless.
> Attached: The patch

I assume you are going to solicit feedback from the LP reporters after
posting your PPA version of the kernel?

Both of these cherry-picks are in stable 2.6.25.y, so they are likely OK.

Tim Gardner tim.gardner at

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