From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id 17274C47DD9 for ; Sun, 25 Feb 2024 10:56:15 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender:Content-Type: List-Subscribe:List-Help:List-Post:List-Archive:List-Unsubscribe:List-Id: MIME-Version:Message-ID:Date:References:In-Reply-To:Subject:Cc:To:From: Reply-To:Content-Transfer-Encoding:Content-ID:Content-Description:Resent-Date :Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID:List-Owner; bh=NfhSmAxlXDNv3dj+lg2Fc5rJX+YDUUzyJ4g0sNmJgf0=; b=cYqzjSh9EoJWP8c+qLKAlL6r05 sdAmip4wPOoHFD4tALFxN0fC2eq7bDJXzkCClgr/TdkTIi2TRcPTp0pDhTG30+eyt/KRYmxysH9Mh gyYCeYF2FYkv+MQV/ScbvyojBt+IAo+uXCaKWyBMuTFLeZZpqaIByc3roX4gZ97eJ5n+hzfMnzkKN fppI6zlhVHSPgLryCrs4wxSl9GbIc5KA2UTO+IUI6X97CbL23A1OL8CDTaxyhpLKqVZcbTVMQW+zu lrAaKpIgc5OzkDmmNPgcPN8gxT57EYnrA4vBIR6zlivXxgIfl33oJZdgieWwWX2XffZO7ixX408Kg dgu5or4g==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.97.1 #2 (Red Hat Linux)) id 1reCAu-0000000Eoip-1kHO; Sun, 25 Feb 2024 10:56:04 +0000 Received: from galois.linutronix.de ([193.142.43.55]) by bombadil.infradead.org with esmtps (Exim 4.97.1 #2 (Red Hat Linux)) id 1reCAp-0000000Eoi6-12zw for linux-arm-kernel@lists.infradead.org; Sun, 25 Feb 2024 10:56:03 +0000 From: Kurt Kanzenbach DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linutronix.de; s=2020; t=1708858554; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:cc:mime-version:mime-version:content-type:content-type: in-reply-to:in-reply-to:references:references; bh=tAhOjFXIG9xCvbOQNJwE8wF0tLY2hpMIdA10BdIDOfo=; b=qX6G+1VHkEsDsE9ouyrQVD2pczeGb3IdO3iIS7gu9YZ4xRGlH4zdEqBd45v0TxaIxcdH4O zKFwI3wa2gZc8WeunwG4DhsmP82g7pSqNOSHpPaeH5CW130DzOwBX7qh8jErD0cO194QSE jAgxcXh8cNqz9ei6QlLdgNPn+U3Uq1zsYB7sFvDTfMzIjwc7oJgJjZYnk57XHlg+NUnU2u prAX09K/gfsoz7b0ofBGms74u+0na4xOEn0AxlnNb0ZwqsBUMV5VY/bAtER8zqs5oSwt8M wVAqCqiUmiO7567i3q4Ml7Shy+Wc2dwox9dDmp7RRThLTpQ5s5do0DLqEGiF7Q== DKIM-Signature: v=1; a=ed25519-sha256; c=relaxed/relaxed; d=linutronix.de; s=2020e; t=1708858554; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:cc:mime-version:mime-version:content-type:content-type: in-reply-to:in-reply-to:references:references; bh=tAhOjFXIG9xCvbOQNJwE8wF0tLY2hpMIdA10BdIDOfo=; b=toyhiaZj4uFJa8bdasGrux2vDUqltoqzkAimBy3wcbRRovUKpHj8bai5Wi49N/YPTntSgB mlTofppt70ABSpBw== To: Maciej Fijalkowski , Stanislav Fomichev Cc: Alexandre Torgue , Jose Abreu , "David S. Miller" , Eric Dumazet , Jakub Kicinski , Paolo Abeni , Maxime Coquelin , Alexei Starovoitov , Daniel Borkmann , Jesper Dangaard Brouer , John Fastabend , Song Yoong Siang , Serge Semin , Sebastian Andrzej Siewior , netdev@vger.kernel.org, linux-stm32@st-md-mailman.stormreply.com, linux-arm-kernel@lists.infradead.org, bpf@vger.kernel.org Subject: Re: [PATCH net] net: stmmac: Complete meta data only when enabled In-Reply-To: References: <20240222-stmmac_xdp-v1-1-e8d2d2b79ff0@linutronix.de> Date: Sun, 25 Feb 2024 11:55:52 +0100 Message-ID: <87v86c7qyv.fsf@kurt.kurt.home> MIME-Version: 1.0 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20240225_025559_505777_BF800983 X-CRM114-Status: UNSURE ( 9.94 ) X-CRM114-Notice: Please train this message. X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Content-Type: multipart/mixed; boundary="===============7551233344333441951==" Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org --===============7551233344333441951== Content-Type: multipart/signed; boundary="=-=-="; micalg=pgp-sha512; protocol="application/pgp-signature" --=-=-= Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: quoted-printable Hello Maciej, On Fri Feb 23 2024, Maciej Fijalkowski wrote: > On Thu, Feb 22, 2024 at 11:53:14AM -0800, Stanislav Fomichev wrote: >> On Thu, Feb 22, 2024 at 1:45=E2=80=AFAM Kurt Kanzenbach wrote: >> > >> > Currently using XDP/ZC sockets on stmmac results in a kernel crash: >> > >> > |[ 255.822584] Unable to handle kernel NULL pointer dereference at vi= rtual address 0000000000000000 > > would be good to explain where it comes from, no? Sure, no problem. Thanks, Kurt --=-=-= Content-Type: application/pgp-signature; name="signature.asc" -----BEGIN PGP SIGNATURE----- iQJHBAEBCgAxFiEEvLm/ssjDfdPf21mSwZPR8qpGc4IFAmXbHLgTHGt1cnRAbGlu dXRyb25peC5kZQAKCRDBk9HyqkZzggvZEACty2xTOmModE7ISEW06ga7SP33J5oF BsaLFQi7zC5qOZXJRAjhHtKTWjBb9UcWrqY35MnsloeYqICkfSH08Ik9t9WS5u/m GkqF1AekS5IX1a6xZeASSix7/kA4PLFr07BBkbArQDhTjk+B6R1HM5/w3AnRjhAu BOFvBXmEMfelBQGxHYeRkVML0kJp8E62yy1DSNtnBQZZHKYU4qzGlimKZKQZ3R03 qF3ItZGvOZhAg3nLhU1pvWAgCHp1Q9hmeK+AU4Zi5iGfrf/BKsmnHByT3TZfEHe5 g/7UlMrUjIllyQoQ7QruXAV1Z+eqD3IvZknQ9fdMQzrW5Pc7TkUweBzMOdVr4HV+ N+aIYNQYFZe1ElPftecTLpHTDLBg5n/g2TJAv+mAIkFrZWxWdB0viwHApX29nlrR C0Iu/gjTsRn8+uQ6AArMcXd9Ahf1n3hP9MpsLnZIQZBQ1bRgLjrctJ3M0Fi0tt9u 3WOP5hjSlaR7YQzA8ar0bXstvkk3HStVmvww9GbcIi3sOPTz5CcIP1IcH4qjYs5K JUqYCzCi+o349yCevOLC8hY2uyS2NpfO+vsY0mA6oGwLBB6/oJ9t2t5Rw7VYAXgs SOjuseQcAu88gVmZHClGweYRcIEJ9M+20YVIShvxQW8/vFbmU+bbwZavBPE3BW5Y zj8zV/VllRfdGA== =aFZy -----END PGP SIGNATURE----- --=-=-=-- --===============7551233344333441951== Content-Type: text/plain; charset="us-ascii" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit Content-Disposition: inline _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel --===============7551233344333441951==--