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 609CEC433F5 for ; Fri, 7 Jan 2022 17:29:34 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1348576AbiAGR3d (ORCPT ); Fri, 7 Jan 2022 12:29:33 -0500 Received: from us-smtp-delivery-124.mimecast.com ([170.10.129.124]:21228 "EHLO us-smtp-delivery-124.mimecast.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1348578AbiAGR3b (ORCPT ); Fri, 7 Jan 2022 12:29:31 -0500 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=redhat.com; s=mimecast20190719; t=1641576571; 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=w2KxBeQrAHXVA9SVJNoEJTZJLIEcRuBQ110rV6r0h9c=; b=EtzPgzGMFayqkMrb51VR7+YgYtHD6NbYBNhUCqlZRIQ2cVTOepRCn3Zoxz/vHsZOcNBWm6 auyOGoZTstYOwvHK/+kIo61wtXrO7mJtVBQKl1IVBzPwgta6ITYYTNUju0hj2TVwHuVnLR bPW6VEgzG/8ka8vZgNFQXMcWb8yl7sk= Received: from mail-ed1-f71.google.com (mail-ed1-f71.google.com [209.85.208.71]) by relay.mimecast.com with ESMTP with STARTTLS (version=TLSv1.2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id us-mta-541-WazrDWnXOSCCpOO4ExlOzg-1; Fri, 07 Jan 2022 12:29:30 -0500 X-MC-Unique: WazrDWnXOSCCpOO4ExlOzg-1 Received: by mail-ed1-f71.google.com with SMTP id o20-20020a056402439400b003f83cf1e472so5208759edc.18 for ; Fri, 07 Jan 2022 09:29:30 -0800 (PST) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; h=x-gm-message-state:from:to:cc:subject:in-reply-to:references:date :message-id:mime-version; bh=w2KxBeQrAHXVA9SVJNoEJTZJLIEcRuBQ110rV6r0h9c=; b=7/YyrbVQpyEO3RbT+oGHVoVCFEZvqXhwmzo4/RMEK0QtJUX2jazD0xilaclf0yIJ2I cAJ5jEafRxyoPXRCSgVtiWHrBTJM/2axvOTPMwzGtUQZOpgF9XJZXr5lns+ujV0NJP1+ 1XeSnon4w5uSvIEUbNRraP3+1wzN1+x52JT1ceJ0vPivURm5cpWLyVWJ7eX9UKo4stgZ PeDR/VjWkO2MoiIzaXONSHiRqyHZupIuO4FsiiqrhKf02tQOysNbWSVuBCzWEue+5m1X lYk7mmfjp2ZlGGaNCgu51g5wJpnIkdCewyWaXly85wIK7cCQk7f8u995Zs2FVufJCBws Hp3w== X-Gm-Message-State: AOAM533zzHOTkZloIgbw8kMOKnYvE18TGQ5ySf3POpW72oQtDHppmh4v XxRUWldaNHF/3GG0F56GXibW3onhRcz4yHdzu+bkSUJ+fzvCliYyVTzTMVcgdmfSdSXFcel4zlx qZ4al4gWkTSbRw5FojnkDh6ze X-Received: by 2002:a17:907:6d9b:: with SMTP id sb27mr51336322ejc.1.1641576568815; Fri, 07 Jan 2022 09:29:28 -0800 (PST) X-Google-Smtp-Source: ABdhPJzzZgAyvHy6/3n4mdP5+CHjQ6k0K3cLQ0RLXe8ADTAkR0sdYwTJWo+R+P5+Omx9hBM/6p+3nw== X-Received: by 2002:a17:907:6d9b:: with SMTP id sb27mr51336290ejc.1.1641576568381; Fri, 07 Jan 2022 09:29:28 -0800 (PST) Received: from alrua-x1.borgediget.toke.dk ([45.145.92.2]) by smtp.gmail.com with ESMTPSA id qw4sm1574095ejc.55.2022.01.07.09.29.27 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Fri, 07 Jan 2022 09:29:27 -0800 (PST) Received: by alrua-x1.borgediget.toke.dk (Postfix, from userid 1000) id 162B0181F2A; Fri, 7 Jan 2022 18:29:27 +0100 (CET) From: Toke =?utf-8?Q?H=C3=B8iland-J=C3=B8rgensen?= To: Alexei Starovoitov , syzbot , Jesper Dangaard Brouer Cc: Andrii Nakryiko , Alexei Starovoitov , bpf , Daniel Borkmann , "David S. Miller" , Jesper Dangaard Brouer , John Fastabend , Martin KaFai Lau , KP Singh , Jakub Kicinski , LKML , Network Development , Song Liu , syzkaller-bugs , Yonghong Song Subject: Re: [syzbot] general protection fault in dev_get_by_index_rcu (2) In-Reply-To: References: <000000000000ab9b3e05d4feacd6@google.com> X-Clacks-Overhead: GNU Terry Pratchett Date: Fri, 07 Jan 2022 18:29:27 +0100 Message-ID: <874k6fa1zc.fsf@toke.dk> MIME-Version: 1.0 Content-Type: text/plain Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Alexei Starovoitov writes: > Toke, Jesper, > > please take a look. > Seems to be in your area of expertise. Yikes, I think I see the problem. Let me just confirm and I'll send a fix :) -Toke