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From: patchwork-bot+netdevbpf@kernel.org
To: =?utf-8?b?VG9rZSBIw7hpbGFuZC1Kw7hyZ2Vuc2VuIDx0b2tlQHJlZGhhdC5jb20+?=@aws-us-west-2-korg-oddjob-rhel9-1.codeaurora.org
Cc: ast@kernel.org, daniel@iogearbox.net, andrii@kernel.org,
	martin.lau@linux.dev, eddyz87@gmail.com, song@kernel.org,
	yonghong.song@linux.dev, john.fastabend@gmail.com,
	kpsingh@kernel.org, sdf@fomichev.me, haoluo@google.com,
	jolsa@kernel.org, davem@davemloft.net, edumazet@google.com,
	kuba@kernel.org, pabeni@redhat.com, horms@kernel.org,
	hawk@kernel.org, aleksander.lobakin@intel.com,
	bpf@vger.kernel.org, netdev@vger.kernel.org,
	syzbot+d121e098da06af416d23@syzkaller.appspotmail.com
Subject: Re: [PATCH bpf] bpf, test_run: Fix LIVE_FRAME frame update after a page has been recycled
Date: Thu, 31 Oct 2024 15:30:31 +0000	[thread overview]
Message-ID: <173038863101.1997785.11856320294725217143.git-patchwork-notify@kernel.org> (raw)
In-Reply-To: <20241030-test-run-mem-fix-v1-1-41e88e8cae43@redhat.com>

Hello:

This patch was applied to bpf/bpf.git (master)
by Daniel Borkmann <daniel@iogearbox.net>:

On Wed, 30 Oct 2024 11:48:26 +0100 you wrote:
> The test_run code detects whether a page has been modified and
> re-initialises the xdp_frame structure if it has, using
> xdp_update_frame_from_buff(). However, xdp_update_frame_from_buff()
> doesn't touch frame->mem, so that wasn't correctly re-initialised, which
> led to the pages from page_pool not being returned correctly. Syzbot
> noticed this as a memory leak.
> 
> [...]

Here is the summary with links:
  - [bpf] bpf, test_run: Fix LIVE_FRAME frame update after a page has been recycled
    https://git.kernel.org/bpf/bpf/c/c40dd8c47325

You are awesome, thank you!
-- 
Deet-doot-dot, I am a bot.
https://korg.docs.kernel.org/patchwork/pwbot.html



      parent reply	other threads:[~2024-10-31 15:30 UTC|newest]

Thread overview: 4+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2024-10-30 10:48 [PATCH bpf] bpf, test_run: Fix LIVE_FRAME frame update after a page has been recycled Toke Høiland-Jørgensen
2024-10-30 14:43 ` Stanislav Fomichev
2024-10-30 15:54 ` Alexander Lobakin
2024-10-31 15:30 ` patchwork-bot+netdevbpf [this message]

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