Re: [PATCH 1/1] net: ipv6: flowlabel: defer exclusive option free until RCU teardown

Eric Dumazet
2026-03-31T08:52:50Z

On Tue, Mar 31, 2026 at 1:34 AM Ren Wei <n05ec@lzu.edu.cn> wrote:
>
> From: Zhengchuan Liang <zcliangcn@gmail.com>
>
> `ip6fl_seq_show()` walks the global flowlabel hash under the seq-file
> RCU read-side lock and prints `fl->opt->opt_nflen` when an option block
> is present.

Some points :

Please do not CC security@ if you submit a public patch, there is
absolutely no reason for it.

Please do not resend the same version within 24 hours; this creates noise.
Your patch wasn't lost; we have many patch reviews and similar bugs to address.

Thank you.