netdev - Re: KASAN: slab-use-after-free Read in ip_finish

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Message-ID: <20240312143029.GE1529@breakpoint.cc>
Date: Tue, 12 Mar 2024 15:30:29 +0100
From: Florian Westphal <fw@...len.de>
To: Eric Dumazet <edumazet@...gle.com>
Cc: Florian Westphal <fw@...len.de>, xingwei lee <xrivendell7@...il.com>,
	pabeni@...hat.com, davem@...emloft.net, kuba@...nel.org,
	linux-hams@...r.kernel.org, linux-kernel@...r.kernel.org,
	netdev@...r.kernel.org, ralf@...ux-mips.org,
	syzkaller-bugs@...glegroups.com, samsun1006219@...il.com
Subject: Re: KASAN: slab-use-after-free Read in ip_finish_output

Eric Dumazet <edumazet@...gle.com> wrote:
> Thanks for taking a look Florian.
> 
> Perhaps not messing with truesize at all would help ?

Thanks for the sketch patch, that makes things simpler indeed.
I'll try to build something along these lines.