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From: David Ahern <dsahern@gmail.com>
To: Jesper Dangaard Brouer <jbrouer@redhat.com>,
	Xuan Zhuo <xuanzhuo@linux.alibaba.com>,
	bpf@vger.kernel.org
Cc: brouer@redhat.com, "David S. Miller" <davem@davemloft.net>,
	Jakub Kicinski <kuba@kernel.org>,
	Alexei Starovoitov <ast@kernel.org>,
	Daniel Borkmann <daniel@iogearbox.net>,
	Andrii Nakryiko <andrii@kernel.org>,
	Martin KaFai Lau <kafai@fb.com>, Song Liu <songliubraving@fb.com>,
	Yonghong Song <yhs@fb.com>,
	John Fastabend <john.fastabend@gmail.com>,
	KP Singh <kpsingh@kernel.org>,
	Jesper Dangaard Brouer <hawk@kernel.org>,
	netdev@vger.kernel.org, Abaci <abaci@linux.alibaba.com>,
	Dust Li <dust.li@linux.alibaba.com>,
	David Ahern <dsahern@kernel.org>
Subject: Re: [PATCH bpf] bpf: fix for BUG: kernel NULL pointer dereference, address: 0000000000000000
Date: Thu, 8 Jul 2021 08:44:48 -0600	[thread overview]
Message-ID: <f52ae16f-ee2b-c691-311a-51824c2d87e9@gmail.com> (raw)
In-Reply-To: <c314bdcc-06fc-c869-5ad8-a74173a1e6f1@redhat.com>

On 7/8/21 4:26 AM, Jesper Dangaard Brouer wrote:
> 
> Thanks for catching this.
> 
> Cc: Ahern, are you okay with disabling this for the
> bpf_prog_test_run_xdp() infra?

yes.

> 
> I don't think the selftests/bpf (e.g. prog_tests/xdp_devmap_attach.c)
> use the bpf_prog_test_run, right?
> 
> Acked-by: Jesper Dangaard Brouer <brouer@redhat.com>


Acked-by: David Ahern <dsahern@kernel.org>

  reply	other threads:[~2021-07-08 14:44 UTC|newest]

Thread overview: 5+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2021-07-08  8:04 [PATCH bpf] bpf: fix for BUG: kernel NULL pointer dereference, address: 0000000000000000 Xuan Zhuo
2021-07-08 10:26 ` Jesper Dangaard Brouer
2021-07-08 14:44   ` David Ahern [this message]
2021-07-08 19:14     ` Song Liu
2021-07-12 15:16 ` Daniel Borkmann

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