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 gabe.freedesktop.org (gabe.freedesktop.org [131.252.210.177]) (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 15B5EC6FA82 for ; Mon, 26 Sep 2022 00:38:56 +0000 (UTC) Received: from gabe.freedesktop.org (localhost [127.0.0.1]) by gabe.freedesktop.org (Postfix) with ESMTP id 4911D10E4AB; Mon, 26 Sep 2022 00:38:55 +0000 (UTC) Received: from mail-pg1-x52c.google.com (mail-pg1-x52c.google.com [IPv6:2607:f8b0:4864:20::52c]) by gabe.freedesktop.org (Postfix) with ESMTPS id D955A10E4AB for ; Mon, 26 Sep 2022 00:38:50 +0000 (UTC) Received: by mail-pg1-x52c.google.com with SMTP id 129so3745740pgc.5 for ; Sun, 25 Sep 2022 17:38:50 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=chromium.org; s=google; h=in-reply-to:content-disposition:mime-version:references:message-id :subject:cc:to:from:date:from:to:cc:subject:date; bh=ZsMZDiPJ05dqPEjOyzQRRCQyAniieUtquk7D7/uc9oo=; b=EloZHChUwOJ+IAK+dqPRjhd24FYS6MkmFqZpedddEJP3NPIP54FWcwg3RKRz6Ai8pZ z2DviABmbm5Ne8x7+vcrgYA1N3bmoOgjdNpOgYz+yaXmcZ9y56Pdoen1P+xANPX4dHu4 HiKqS9DzqPcFKjopFBXMCDEaM898Bv94O7hJQ= X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; h=in-reply-to:content-disposition:mime-version:references:message-id :subject:cc:to:from:date:x-gm-message-state:from:to:cc:subject:date; bh=ZsMZDiPJ05dqPEjOyzQRRCQyAniieUtquk7D7/uc9oo=; b=G/p9RmvYoKlT+MRlfv0802fuxTuz4ArHNNb5ZHfyjAlTu6n1YHMpWJ0eQ2/N/u1iQO 8qAn2WBC28YcNlErwKbpyGZAU+ZjG/121nY4Gf+6u/cMEtJQ/siznDW/iedbMeLanS/O 2ljcadxz8C0vN1JY6mi3P6bHtwaG9P8jJfal6NgV/oYLNz0PQvdt3hrTdsG6u2aMBmGJ KykxcLE48nQi1TeXGyqG0p1/KTG8Q9w+ZYqV1wDFR8K69PBCB69/KwnU08TPpQnTwJHn vCD7k1HiAaKnr8PJGyOEw4432cJFCE8EraeaZC3AAwdVkmBwF1RYXUC2Ilxx70Fw1SVE +S2g== X-Gm-Message-State: ACrzQf1yPwPQfojMLaQwjvn1DDnUynhj4BW/awULE73H6GCTeTTBkxWo BxnAGhJMQPewtbTVB+nXjWsc5w== X-Google-Smtp-Source: AMsMyM7j48vn8CX614C8f5vlUd1g6FcIEIYyyHHTpwyTo0bx6Hew8gRK92T2JHXk4G8JNUKlDJxOQQ== X-Received: by 2002:a63:4b1d:0:b0:439:e6a4:e902 with SMTP id y29-20020a634b1d000000b00439e6a4e902mr18048148pga.212.1664152730415; Sun, 25 Sep 2022 17:38:50 -0700 (PDT) Received: from www.outflux.net (smtp.outflux.net. [198.145.64.163]) by smtp.gmail.com with ESMTPSA id t11-20020a17090340cb00b00172951ddb12sm9640855pld.42.2022.09.25.17.38.49 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Sun, 25 Sep 2022 17:38:49 -0700 (PDT) Date: Sun, 25 Sep 2022 17:38:48 -0700 From: Kees Cook To: Dmitry Vyukov Subject: Re: [PATCH v2 14/16] kasan: Remove ksize()-related tests Message-ID: <202209251738.6A453BC008@keescook> References: <20220923202822.2667581-1-keescook@chromium.org> <20220923202822.2667581-15-keescook@chromium.org> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: X-BeenThere: dri-devel@lists.freedesktop.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Direct Rendering Infrastructure - Development List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: llvm@lists.linux.dev, dri-devel@lists.freedesktop.org, "Ruhl, Michael J" , Eric Dumazet , Andrey Ryabinin , Alexander Potapenko , linux-hardening@vger.kernel.org, Hyeonggon Yoo <42.hyeyoo@gmail.com>, Christoph Lameter , Vincenzo Frascino , Sumit Semwal , dev@openvswitch.org, x86@kernel.org, Jesse Brandeburg , kasan-dev@googlegroups.com, intel-wired-lan@lists.osuosl.org, David Rientjes , Miguel Ojeda , Jakub Kicinski , Paolo Abeni , linux-media@vger.kernel.org, Marco Elver , Josef Bacik , linaro-mm-sig@lists.linaro.org, Yonghong Song , David Sterba , Andrew Morton , Vlastimil Babka , Andrey Konovalov , Alex Elder , linux-mm@kvack.org, Greg Kroah-Hartman , Nick Desaulniers , linux-kernel@vger.kernel.org, Christian =?iso-8859-1?Q?K=F6nig?= , Pekka Enberg , Daniel Micay , netdev@vger.kernel.org, linux-fsdevel@vger.kernel.org, Joonsoo Kim , "David S. Miller" , linux-btrfs@vger.kernel.org Errors-To: dri-devel-bounces@lists.freedesktop.org Sender: "dri-devel" On Sat, Sep 24, 2022 at 10:15:18AM +0200, Dmitry Vyukov wrote: > On Fri, 23 Sept 2022 at 22:28, Kees Cook wrote: > > > > In preparation for no longer unpoisoning in ksize(), remove the behavioral > > self-tests for ksize(). > > > > [...] > > -/* Check that ksize() makes the whole object accessible. */ > > -static void ksize_unpoisons_memory(struct kunit *test) > > -{ > > - char *ptr; > > - size_t size = 123, real_size; > > - > > - ptr = kmalloc(size, GFP_KERNEL); > > - KUNIT_ASSERT_NOT_ERR_OR_NULL(test, ptr); > > - real_size = ksize(ptr); > > - > > - OPTIMIZER_HIDE_VAR(ptr); > > - > > - /* This access shouldn't trigger a KASAN report. */ > > - ptr[size] = 'x'; > > I would rather keep the tests and update to the new behavior. We had > bugs in ksize, we need test coverage. > I assume ptr[size] access must now produce an error even after ksize. Good point on all these! I'll respin. -- Kees Cook From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mail-pg1-f180.google.com (mail-pg1-f180.google.com [209.85.215.180]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 059BE7F for ; Mon, 26 Sep 2022 00:38:50 +0000 (UTC) Received: by mail-pg1-f180.google.com with SMTP id s26so5171869pgv.7 for ; Sun, 25 Sep 2022 17:38:50 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=chromium.org; s=google; h=in-reply-to:content-disposition:mime-version:references:message-id :subject:cc:to:from:date:from:to:cc:subject:date; bh=ZsMZDiPJ05dqPEjOyzQRRCQyAniieUtquk7D7/uc9oo=; b=EloZHChUwOJ+IAK+dqPRjhd24FYS6MkmFqZpedddEJP3NPIP54FWcwg3RKRz6Ai8pZ z2DviABmbm5Ne8x7+vcrgYA1N3bmoOgjdNpOgYz+yaXmcZ9y56Pdoen1P+xANPX4dHu4 HiKqS9DzqPcFKjopFBXMCDEaM898Bv94O7hJQ= X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; h=in-reply-to:content-disposition:mime-version:references:message-id :subject:cc:to:from:date:x-gm-message-state:from:to:cc:subject:date; bh=ZsMZDiPJ05dqPEjOyzQRRCQyAniieUtquk7D7/uc9oo=; b=XUCp+5TAHNX3xPD1+pBquEvqgT5+ypuq0OThMCwpV3JesL0c5i1mxuQjm7lzHloGRu 0f9jj0KKbKFJuGKwAhBW3lA4ftvNGaiXF5O/Oj0srvWkdxC40lDRcXRxjYp3oCnzP88h tjWC3zyRukxYgR0I5WL2dERT6OiSsS23MIDtpKZDyupU1Lv1CD5xdQh+UTcxmOrcXg70 eOeLWFFVkEK/bhC31l0CbADHMJK518uGhCWwQhr+OHJNOX4xg62XBkXBGvcKME5WQB1F XfCsGpa9KDegA5jFcvlVDnQd41mhActdXSmMu4ocErpzcjmEI4ipj864RpzsZPl25LSa 2V7Q== X-Gm-Message-State: ACrzQf3iA00Wv0WnPaprCPv6EKMuOHyqw9xXgkaFHOb2noqN6M7NobmW R7ljmF41MWJ0VDHCvw99DNBYWw== X-Google-Smtp-Source: AMsMyM7j48vn8CX614C8f5vlUd1g6FcIEIYyyHHTpwyTo0bx6Hew8gRK92T2JHXk4G8JNUKlDJxOQQ== X-Received: by 2002:a63:4b1d:0:b0:439:e6a4:e902 with SMTP id y29-20020a634b1d000000b00439e6a4e902mr18048148pga.212.1664152730415; Sun, 25 Sep 2022 17:38:50 -0700 (PDT) Received: from www.outflux.net (smtp.outflux.net. [198.145.64.163]) by smtp.gmail.com with ESMTPSA id t11-20020a17090340cb00b00172951ddb12sm9640855pld.42.2022.09.25.17.38.49 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Sun, 25 Sep 2022 17:38:49 -0700 (PDT) Date: Sun, 25 Sep 2022 17:38:48 -0700 From: Kees Cook To: Dmitry Vyukov Cc: Vlastimil Babka , Andrey Ryabinin , Alexander Potapenko , Andrey Konovalov , Vincenzo Frascino , Andrew Morton , kasan-dev@googlegroups.com, linux-mm@kvack.org, "Ruhl, Michael J" , Hyeonggon Yoo <42.hyeyoo@gmail.com>, Christoph Lameter , Pekka Enberg , David Rientjes , Joonsoo Kim , "David S. Miller" , Eric Dumazet , Jakub Kicinski , Paolo Abeni , Greg Kroah-Hartman , Nick Desaulniers , Alex Elder , Josef Bacik , David Sterba , Sumit Semwal , Christian =?iso-8859-1?Q?K=F6nig?= , Jesse Brandeburg , Daniel Micay , Yonghong Song , Marco Elver , Miguel Ojeda , linux-kernel@vger.kernel.org, netdev@vger.kernel.org, linux-btrfs@vger.kernel.org, linux-media@vger.kernel.org, dri-devel@lists.freedesktop.org, linaro-mm-sig@lists.linaro.org, linux-fsdevel@vger.kernel.org, intel-wired-lan@lists.osuosl.org, dev@openvswitch.org, x86@kernel.org, llvm@lists.linux.dev, linux-hardening@vger.kernel.org Subject: Re: [PATCH v2 14/16] kasan: Remove ksize()-related tests Message-ID: <202209251738.6A453BC008@keescook> References: <20220923202822.2667581-1-keescook@chromium.org> <20220923202822.2667581-15-keescook@chromium.org> Precedence: bulk X-Mailing-List: llvm@lists.linux.dev List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: On Sat, Sep 24, 2022 at 10:15:18AM +0200, Dmitry Vyukov wrote: > On Fri, 23 Sept 2022 at 22:28, Kees Cook wrote: > > > > In preparation for no longer unpoisoning in ksize(), remove the behavioral > > self-tests for ksize(). > > > > [...] > > -/* Check that ksize() makes the whole object accessible. */ > > -static void ksize_unpoisons_memory(struct kunit *test) > > -{ > > - char *ptr; > > - size_t size = 123, real_size; > > - > > - ptr = kmalloc(size, GFP_KERNEL); > > - KUNIT_ASSERT_NOT_ERR_OR_NULL(test, ptr); > > - real_size = ksize(ptr); > > - > > - OPTIMIZER_HIDE_VAR(ptr); > > - > > - /* This access shouldn't trigger a KASAN report. */ > > - ptr[size] = 'x'; > > I would rather keep the tests and update to the new behavior. We had > bugs in ksize, we need test coverage. > I assume ptr[size] access must now produce an error even after ksize. Good point on all these! I'll respin. -- Kees Cook 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 smtp4.osuosl.org (smtp4.osuosl.org [140.211.166.137]) (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 74378C6FA82 for ; Mon, 26 Sep 2022 00:38:59 +0000 (UTC) Received: from localhost (localhost [127.0.0.1]) by smtp4.osuosl.org (Postfix) with ESMTP id F3520415DD; Mon, 26 Sep 2022 00:38:58 +0000 (UTC) DKIM-Filter: OpenDKIM Filter v2.11.0 smtp4.osuosl.org F3520415DD DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=osuosl.org; s=default; t=1664152739; bh=MyMlCwMrjhAsL3zRRqxvYCw9MGsx5UI+AC1RKilU8R4=; h=Date:From:To:References:In-Reply-To:Subject:List-Id: List-Unsubscribe:List-Archive:List-Post:List-Help:List-Subscribe: Cc:From; b=0JIxn4V1LOFBnpruK8cjROCpNGtglR217sBUKsZ8OihRnJPDzgE2e3aruZaKYPOc1 qibN49vNBFpRr8rtxflVp04uLoq8T2xdsNixoh8YwwFbLPId4kArdVfxz9kUdAdJ2I eFis0glw1zD+9UGI5PGwlklTr+SMKnNnKhsdBlCwaNm1D1RRwOps5jQeG8ISneVDde 0QLSQY4lwgWFYTEzuZ/d+0JucD/AMMR6vIGrQ+l9XgfRwpD44rnpw4sG4s+Q8WcEuv vAh/xoLFaUXRbAgESJY2O0tk3XZBZ36Qw4Gr9F9zEt/NhvkgRWwScmY5Dfs0/VE4po 654H03XTTNh5Q== X-Virus-Scanned: amavisd-new at osuosl.org Received: from smtp4.osuosl.org ([127.0.0.1]) by localhost (smtp4.osuosl.org [127.0.0.1]) (amavisd-new, port 10024) with ESMTP id tnPRm406Ocf1; Mon, 26 Sep 2022 00:38:58 +0000 (UTC) Received: from ash.osuosl.org (ash.osuosl.org [140.211.166.34]) by smtp4.osuosl.org (Postfix) with ESMTP id BC1704168E; Mon, 26 Sep 2022 00:38:57 +0000 (UTC) DKIM-Filter: OpenDKIM Filter v2.11.0 smtp4.osuosl.org BC1704168E Received: from smtp4.osuosl.org (smtp4.osuosl.org [140.211.166.137]) by ash.osuosl.org (Postfix) with ESMTP id 119DB1BF4D8 for ; Mon, 26 Sep 2022 00:38:56 +0000 (UTC) Received: from localhost (localhost [127.0.0.1]) by smtp4.osuosl.org (Postfix) with ESMTP id EBB304168E for ; Mon, 26 Sep 2022 00:38:55 +0000 (UTC) DKIM-Filter: OpenDKIM Filter v2.11.0 smtp4.osuosl.org EBB304168E X-Virus-Scanned: amavisd-new at osuosl.org Received: from smtp4.osuosl.org ([127.0.0.1]) by localhost (smtp4.osuosl.org [127.0.0.1]) (amavisd-new, port 10024) with ESMTP id IzYscz7Unq7P for ; Mon, 26 Sep 2022 00:38:51 +0000 (UTC) X-Greylist: whitelisted by SQLgrey-1.8.0 DKIM-Filter: OpenDKIM Filter v2.11.0 smtp4.osuosl.org 11E72415DD Received: from mail-pg1-x52d.google.com (mail-pg1-x52d.google.com [IPv6:2607:f8b0:4864:20::52d]) by smtp4.osuosl.org (Postfix) with ESMTPS id 11E72415DD for ; Mon, 26 Sep 2022 00:38:50 +0000 (UTC) Received: by mail-pg1-x52d.google.com with SMTP id 78so5143660pgb.13 for ; Sun, 25 Sep 2022 17:38:50 -0700 (PDT) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; h=in-reply-to:content-disposition:mime-version:references:message-id :subject:cc:to:from:date:x-gm-message-state:from:to:cc:subject:date; bh=ZsMZDiPJ05dqPEjOyzQRRCQyAniieUtquk7D7/uc9oo=; b=j06QcIItwsxJ0lldgvNzhnawp1+YRiXUukuS21W7yYUKn4nzLLDo0uegLwKpGncEZA coNzopJuDcLNF+6ya3R5qce3paV0HLpvFZY9LR8ufwdqTQp5zD0MCVDsucHmNw7hTw4o 62ljUe4Zp4lPi2c+MkaNdovo2L99FIveXqy3cQ6jFZAMIH830p/gNZOcVYl0YnEcTjkr NAKxDLqPk2GzGYlu9sdwBZoHrySmWU8+bewshDiLIKcPHoznUUR/BIH9SGNqDuJKD/Oe Nzva3qoSBOBvn8DqsmSAPQxSTIhT1duniXEwzevKkZoc65xXuOXGHvP7TMxJuZk3z8pm fLyw== X-Gm-Message-State: ACrzQf2lSPC4U2BnFmxUWneE7mJ0dwKAexeu7LC/fzY41tleFqQOcibB ttZ3/lXGbL1tfHBCishkW4gazg== X-Google-Smtp-Source: AMsMyM7j48vn8CX614C8f5vlUd1g6FcIEIYyyHHTpwyTo0bx6Hew8gRK92T2JHXk4G8JNUKlDJxOQQ== X-Received: by 2002:a63:4b1d:0:b0:439:e6a4:e902 with SMTP id y29-20020a634b1d000000b00439e6a4e902mr18048148pga.212.1664152730415; Sun, 25 Sep 2022 17:38:50 -0700 (PDT) Received: from www.outflux.net (smtp.outflux.net. [198.145.64.163]) by smtp.gmail.com with ESMTPSA id t11-20020a17090340cb00b00172951ddb12sm9640855pld.42.2022.09.25.17.38.49 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Sun, 25 Sep 2022 17:38:49 -0700 (PDT) Date: Sun, 25 Sep 2022 17:38:48 -0700 From: Kees Cook To: Dmitry Vyukov Message-ID: <202209251738.6A453BC008@keescook> References: <20220923202822.2667581-1-keescook@chromium.org> <20220923202822.2667581-15-keescook@chromium.org> MIME-Version: 1.0 Content-Disposition: inline In-Reply-To: X-Mailman-Original-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=chromium.org; s=google; h=in-reply-to:content-disposition:mime-version:references:message-id :subject:cc:to:from:date:from:to:cc:subject:date; bh=ZsMZDiPJ05dqPEjOyzQRRCQyAniieUtquk7D7/uc9oo=; b=EloZHChUwOJ+IAK+dqPRjhd24FYS6MkmFqZpedddEJP3NPIP54FWcwg3RKRz6Ai8pZ z2DviABmbm5Ne8x7+vcrgYA1N3bmoOgjdNpOgYz+yaXmcZ9y56Pdoen1P+xANPX4dHu4 HiKqS9DzqPcFKjopFBXMCDEaM898Bv94O7hJQ= X-Mailman-Original-Authentication-Results: smtp4.osuosl.org; dkim=pass (1024-bit key) header.d=chromium.org header.i=@chromium.org header.a=rsa-sha256 header.s=google header.b=EloZHChU Subject: Re: [Intel-wired-lan] [PATCH v2 14/16] kasan: Remove ksize()-related tests X-BeenThere: intel-wired-lan@osuosl.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Intel Wired Ethernet Linux Kernel Driver Development List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: llvm@lists.linux.dev, dri-devel@lists.freedesktop.org, "Ruhl, Michael J" , Eric Dumazet , Andrey Ryabinin , Alexander Potapenko , linux-hardening@vger.kernel.org, Hyeonggon Yoo <42.hyeyoo@gmail.com>, Christoph Lameter , Vincenzo Frascino , Sumit Semwal , dev@openvswitch.org, x86@kernel.org, kasan-dev@googlegroups.com, intel-wired-lan@lists.osuosl.org, David Rientjes , Miguel Ojeda , Jakub Kicinski , Paolo Abeni , linux-media@vger.kernel.org, Marco Elver , Josef Bacik , linaro-mm-sig@lists.linaro.org, Yonghong Song , David Sterba , Andrew Morton , Vlastimil Babka , Andrey Konovalov , Alex Elder , linux-mm@kvack.org, Greg Kroah-Hartman , Nick Desaulniers , linux-kernel@vger.kernel.org, Christian =?iso-8859-1?Q?K=F6nig?= , Pekka Enberg , Daniel Micay , netdev@vger.kernel.org, linux-fsdevel@vger.kernel.org, Joonsoo Kim , "David S. Miller" , linux-btrfs@vger.kernel.org Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Errors-To: intel-wired-lan-bounces@osuosl.org Sender: "Intel-wired-lan" On Sat, Sep 24, 2022 at 10:15:18AM +0200, Dmitry Vyukov wrote: > On Fri, 23 Sept 2022 at 22:28, Kees Cook wrote: > > > > In preparation for no longer unpoisoning in ksize(), remove the behavioral > > self-tests for ksize(). > > > > [...] > > -/* Check that ksize() makes the whole object accessible. */ > > -static void ksize_unpoisons_memory(struct kunit *test) > > -{ > > - char *ptr; > > - size_t size = 123, real_size; > > - > > - ptr = kmalloc(size, GFP_KERNEL); > > - KUNIT_ASSERT_NOT_ERR_OR_NULL(test, ptr); > > - real_size = ksize(ptr); > > - > > - OPTIMIZER_HIDE_VAR(ptr); > > - > > - /* This access shouldn't trigger a KASAN report. */ > > - ptr[size] = 'x'; > > I would rather keep the tests and update to the new behavior. We had > bugs in ksize, we need test coverage. > I assume ptr[size] access must now produce an error even after ksize. Good point on all these! I'll respin. -- Kees Cook _______________________________________________ Intel-wired-lan mailing list Intel-wired-lan@osuosl.org https://lists.osuosl.org/mailman/listinfo/intel-wired-lan