linux-kernel - Re: [PATCH net] ipv6: sit: fix skb_under_panic with overflowed needed

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Message-ID: <a063dbc7-341e-4ec5-b989-0e8007900a4c@huawei.com>
Date: Thu, 27 Mar 2025 09:19:37 +0800
From: Wang Liang <wangliang74@...wei.com>
To: Jakub Kicinski <kuba@...nel.org>
CC: <davem@...emloft.net>, <dsahern@...nel.org>, <edumazet@...gle.com>,
	<pabeni@...hat.com>, <horms@...nel.org>, <cong.wang@...edance.com>,
	<kuniyu@...zon.com>, <yuehaibing@...wei.com>, <zhangchangzhong@...wei.com>,
	<netdev@...r.kernel.org>, <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH net] ipv6: sit: fix skb_under_panic with overflowed
 needed_headroom


在 2025/3/26 19:47, Jakub Kicinski 写道:
> On Tue, 25 Mar 2025 17:54:49 +0800 Wang Liang wrote:
>> When create ipip6 tunnel, if tunnel->parms.link is assigned to the previous
>> created tunnel device, the dev->needed_headroom will increase based on the
>> previous one.
> Sorry for the inconvenience but could you repost this patch?
> Our CI was broken when you posted and we currently don't have
> a way to re-trigger it :(


Ok, I will send this patch again.