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Message-ID: <9e8f86e1-8663-4bbb-baa9-fe0030dbbabd@gmail.com>
Date: Mon, 18 Dec 2023 18:45:03 -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 12/18/23 18:38, David Ahern wrote:
> On 12/18/23 6:14 PM, Kui-Feng Lee wrote:
>>
>>
>> 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 revertĀ 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.
>
> This is a judgement call based on 6.7-rc number and upcoming holidays
> with people offline. A bug fix is needed for a performance optimization;
> the smart response here is to revert the patch and try again after the
> holidays.
Got it! Thanks!
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