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SubjectRe: BUG warnings in 4.14.9
On Tue, Dec 26, 2017 at 10:54:37PM +0200, Ido Schimmel wrote:
>On Tue, Dec 26, 2017 at 07:59:55PM +0100, Willy Tarreau wrote:
>> Guys,
>> Chris reported the bug below and confirmed that reverting commit
>> 9704f81 (ipv6: grab rt->rt6i_ref before allocating pcpu rt) seems to
>> have fixed the issue for him. This patch is a94b9367 in mainline.
>> I personally have no opinion on the patch, just found it because it
>> was the only one touching this area between 4.14.8 and 4.14.9 :-)
>> Should this be reverted or maybe fixed differently ?
>Maybe I'm missing something, but how come this patch even made its way
>into 4.14.y? It's part of a series to RCU-ify IPv6 FIB lookup that went
>into 4.15.
>Anyway, the mentioned bug was already fixed by commit 951f788a80ff
>("ipv6: fix a BUG in rt6_get_pcpu_route()") when the code was still in

Uh, you're right. Greg, please just revert 9704f81. Thanks!


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