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 vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 59406CCA47D for ; Thu, 2 Jun 2022 16:51:26 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S237208AbiFBQvX (ORCPT ); Thu, 2 Jun 2022 12:51:23 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:47026 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S235749AbiFBQvS (ORCPT ); Thu, 2 Jun 2022 12:51:18 -0400 Received: from mail-pj1-x1030.google.com (mail-pj1-x1030.google.com [IPv6:2607:f8b0:4864:20::1030]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 748CB2B1977 for ; Thu, 2 Jun 2022 09:51:17 -0700 (PDT) Received: by mail-pj1-x1030.google.com with SMTP id o6-20020a17090a0a0600b001e2c6566046so9980567pjo.0 for ; Thu, 02 Jun 2022 09:51:17 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linaro.org; s=google; h=message-id:date:mime-version:user-agent:subject:content-language :from:to:cc:references:in-reply-to:content-transfer-encoding; bh=TDQ+cU4491SkrItFnZHpClm+jYuYcgPGIy7tcDzQFG8=; b=uOpcLIN9c4RrfisvBugPN3DU8GT5x7q/U3iglMCQS2iPkf6OGDg/RlBsS4TbrfuHa+ SF2uHL5r1DR1bUycKKwv4eHSrkxecyed8V89R24tG7kaZYXUpnYYnEB7FKXFMtiUNpcu bD9YZs8MzgjVhzapu9xBK6NoVnvzgb9QwHMa/Nus9D2QIE167N2oav9Pst/sYQEhyW9P eAu56AoaRhl33j/JSVbAUNYigMBLVC68FVIdZUrWi8MgzWb0atPoAZ/CukdYwy/HNS8N Ot9ZWFGiAxMu2HaXyL4lzIaXLnSRACVX6pSCyvdAwZp56RWl8IxS4/ex0JjuzQd/jVHf q58g== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; h=x-gm-message-state:message-id:date:mime-version:user-agent:subject :content-language:from:to:cc:references:in-reply-to :content-transfer-encoding; bh=TDQ+cU4491SkrItFnZHpClm+jYuYcgPGIy7tcDzQFG8=; b=cCx/likyYhPsAYMvE56kYp1mdzOBcXR8h2W321JKIBGBOc1HfHe4ardDjTjzjYyotu eS4Ss3P4X8lfeHrfDz9ZshdR3LtJYUScbDCiMoiOzLbOb5Qe8zzuHOrmC1gWxy4k41Dn Lqko9q0GIOuQgUGrXyB5jBHtgvMRE/DY7JNiORgKUauonBiURAlEtuBK5F1FtnLK5jiT DDc4zcLnYAP5k2v5Muws29jFVifSHMilffzTleZcLwVLxmqvD+oc8UxoFHo2/d8vCsc8 /hriy/J+XR7qORyYtXB4FgD5jr86jgFGESbaq2LFlKqIImDtv5UfnGKAay2eYV6B+hUJ OWAg== X-Gm-Message-State: AOAM532KASWLGtOtGr1LGHsUaqds+6y+Sju3YJdacjpWXL6yiUacLt/r RvnefF7dWV/8GfqH4B2CmaVvLA== X-Google-Smtp-Source: ABdhPJxMosGB+Mky+SRCGAt1T9DAyMnXHNfnYdje10jH0ruMadl41RhUn/Hf0PTErE9vR4unxYUxWQ== X-Received: by 2002:a17:90a:fa5:b0:1e2:ee1b:8f85 with SMTP id 34-20020a17090a0fa500b001e2ee1b8f85mr6235190pjz.216.1654188676791; Thu, 02 Jun 2022 09:51:16 -0700 (PDT) Received: from [192.168.254.36] ([50.39.160.154]) by smtp.gmail.com with ESMTPSA id u11-20020a63d34b000000b003c14af505f6sm3609472pgi.14.2022.06.02.09.51.16 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Thu, 02 Jun 2022 09:51:16 -0700 (PDT) Message-ID: <902f1d2b-9e71-753c-566b-62a7d245c3a3@linaro.org> Date: Thu, 2 Jun 2022 09:51:15 -0700 MIME-Version: 1.0 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:91.0) Gecko/20100101 Thunderbird/91.10.0 Subject: Re: [PATCH v4] bpf: Fix KASAN use-after-free Read in compute_effective_progs Content-Language: en-US From: Tadeusz Struk To: Andrii Nakryiko Cc: Alexei Starovoitov , Daniel Borkmann , Andrii Nakryiko , Martin KaFai Lau , Song Liu , Yonghong Song , John Fastabend , KP Singh , Networking , bpf , linux- stable , open list , syzbot+f264bffdfbd5614f3bb2@syzkaller.appspotmail.com References: <20220517180420.87954-1-tadeusz.struk@linaro.org> <7949d722-86e8-8122-e607-4b09944b76ae@linaro.org> <41265f4d-45b4-a3a6-e0c0-5460d2a06377@linaro.org> <21780d7b-2fe0-e6b8-6b4c-7053ec7b99ef@linaro.org> In-Reply-To: <21780d7b-2fe0-e6b8-6b4c-7053ec7b99ef@linaro.org> Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: 7bit Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On 6/2/22 09:25, Tadeusz Struk wrote: > On 6/2/22 09:11, Andrii Nakryiko wrote: >>> Did you get a chance to look at this yet? >>> >> Hm.. I've applied it two days ago, but for some reason there was no >> notification from the bot. It's now c89c79fda9b6 ("bpf: Fix KASAN >> use-after-free Read in compute_effective_progs"). FYI. Just requested a test on bpf-next and it passed fine. https://groups.google.com/g/syzkaller-android-bugs/c/nr6mD4vhRA4 -- Thanks, Tadeusz