netdev - Re: [PATCH bpf-next] netfilter: bpf: Disable migrate before bpf

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Message-ID: <CAADnVQKMVJ_2SMcm0hvg2GDc-RPVU7GVAWRqbSdGn2ZtwUbUng@mail.gmail.com>
Date: Fri, 18 Jul 2025 11:25:35 -0700
From: Alexei Starovoitov <alexei.starovoitov@...il.com>
To: Tao Chen <chen.dylane@...ux.dev>
Cc: Pablo Neira Ayuso <pablo@...filter.org>, Jozsef Kadlecsik <kadlec@...filter.org>, 
	"David S. Miller" <davem@...emloft.net>, Eric Dumazet <edumazet@...gle.com>, 
	Jakub Kicinski <kuba@...nel.org>, Paolo Abeni <pabeni@...hat.com>, Simon Horman <horms@...nel.org>, 
	Alexei Starovoitov <ast@...nel.org>, Florian Westphal <fw@...len.de>, 
	netfilter-devel <netfilter-devel@...r.kernel.org>, coreteam@...filter.org, 
	Network Development <netdev@...r.kernel.org>, LKML <linux-kernel@...r.kernel.org>, 
	bpf <bpf@...r.kernel.org>, syzbot+92c5daf9a23f04ccfc99@...kaller.appspotmail.com
Subject: Re: [PATCH bpf-next] netfilter: bpf: Disable migrate before bpf_prog run

On Fri, Jul 18, 2025 at 10:30 AM Tao Chen <chen.dylane@...ux.dev> wrote:
>
>
> The cant_migrate() check in __bpf_prog_run requires to disable
> migrate before running the bpf_prog, it seems that migrate is
> not disabled in the above execution path.

bpf@...r mailing list exists, so that developers
read it and participate in the community.

https://lore.kernel.org/bpf/20250717185837.1073456-1-kuniyu@google.com/

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