netdev - Re: [PATCH net] net/ipv6: Revert remove expired routes with a separated list of routes

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Date: Mon, 18 Dec 2023 17:14:24 -0800
From: Kui-Feng Lee <sinquersw@...il.com>
To: David Ahern <dsahern@...nel.org>, netdev@...r.kernel.org
Cc: edumazet@...gle.com, Kui-Feng Lee <thinker.li@...il.com>
Subject: Re: [PATCH net] net/ipv6: Revert remove expired routes with a
 separated list of routes



On 12/17/23 10:55, David Ahern wrote:
> Revert the remainder of 5a08d0065a915 which added a warn on if a fib
> entry is still on the gc_link list, and then revert  all of the commit
> in the Fixes tag. The commit has some race conditions given how expires
> is managed on a fib6_info in relation to timer start, adding the entry
> to the gc list and setting the timer value leading to UAF. Revert
> the commit and try again in a later release.

May I know what your concerns are about the patch I provided?
Even I try it again later, I still need to know what I miss and should
address.