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 6FBD0C433EF for ; Sat, 16 Jul 2022 14:26:31 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S231893AbiGPO0a (ORCPT ); Sat, 16 Jul 2022 10:26:30 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:42030 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S229958AbiGPO0a (ORCPT ); Sat, 16 Jul 2022 10:26:30 -0400 Received: from mail-pj1-x102a.google.com (mail-pj1-x102a.google.com [IPv6:2607:f8b0:4864:20::102a]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 9D5561FCC1 for ; Sat, 16 Jul 2022 07:26:28 -0700 (PDT) Received: by mail-pj1-x102a.google.com with SMTP id o5-20020a17090a3d4500b001ef76490983so8647168pjf.2 for ; Sat, 16 Jul 2022 07:26:28 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=kernel-dk.20210112.gappssmtp.com; s=20210112; h=message-id:date:mime-version:user-agent:subject:content-language:to :cc:references:from:in-reply-to:content-transfer-encoding; bh=vAhxXzlwc0d/w/M6f1DCLNnaAhsawHdFInLCFqusdAU=; b=3YeUX20hZeUltQxwI4xQg05CZQgo5wK6MGeswzNMDOfobg4pkVheVPngI4hX40CiyE LcUvaIc2M2uxFVTDdujB3rHj0BTId5OeL1ilDk6PjnPNwVQCNMfklL+DdIePb6hcDhxN nZaRzNH3i2ljUhJGYags7olKOjwxgK3xQQ+ePhEoPeA2+9athQmABg3OZFoWfYWUNwQY i9bO4dq0GNfy4TgJIgDtNIZGO744bwcU7H93Hm19vjMQGqHbG03scgj3s6FCpBu3SEyc 1JLhSVa96z43uMFlQsOMTRHGF3P+gK/LjDsRfGbyc43qxFlfTeG//ItqCTE1/Bm6i60n Hv5w== 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:to:cc:references:from:in-reply-to :content-transfer-encoding; bh=vAhxXzlwc0d/w/M6f1DCLNnaAhsawHdFInLCFqusdAU=; b=aQqe4IF7QMDmoZ0yDpDESLhZeodXm77HqMdnh1m+E9yddjiirLRNF13Xf45w+3l09s ushMk8Fb20fojtv3IeotFo5A14CbzROY44pt8TTi6bFcq9kF9rzxULgdgNYxHaRbIa6D d8f3h8vAKjQDe6p1d1bxPVz4qc4P8NJMqBxKf3V43Q3/PxJPJOEk7LtFUf6C/uP/xtHD K+MLVHfrI8l+8dyczXqxgPAVSDUe3m5aww/AsZ71boRiyiyt5F0h/K8UpzHjdsBXdGLo 7UwwyjhpKfaTqB0ZaCLqDATbXk/ZMDOM5O4cEPFEJd7obbo8VxHNJx6v955B5wMjTM9c xL+g== X-Gm-Message-State: AJIora+eyMq12KlNUte98mtKu2h6r5APTGd39fcYffVNOHaTduuf7Wkm 0wLO/gJNJOAbeOOeEefUM0gW3Q== X-Google-Smtp-Source: AGRyM1uDqyFLDoYwDAAmT5wVcDPFuPmb2tl9y8zTliTryA3LepSzTMsdbZLnQY5ugSET0TqRQC1DUg== X-Received: by 2002:a17:90a:c906:b0:1f0:47ed:59bd with SMTP id v6-20020a17090ac90600b001f047ed59bdmr28269640pjt.40.1657981588100; Sat, 16 Jul 2022 07:26:28 -0700 (PDT) Received: from [192.168.1.100] ([198.8.77.157]) by smtp.gmail.com with ESMTPSA id n5-20020a17090a394500b001f1694dafb1sm1928423pjf.44.2022.07.16.07.26.26 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Sat, 16 Jul 2022 07:26:27 -0700 (PDT) Message-ID: Date: Sat, 16 Jul 2022 08:26:26 -0600 MIME-Version: 1.0 User-Agent: Mozilla/5.0 (X11; Linux aarch64; rv:91.0) Gecko/20100101 Thunderbird/91.10.0 Subject: Re: [net] 65a1e5c409: canonical_address#:#[##] Content-Language: en-US To: kernel test robot , Dylan Yudaken Cc: 0day robot , Paolo Abeni , LKML , netdev@vger.kernel.org, lkp@lists.01.org, Pavel Begunkov , davem@davemloft.net, edumazet@google.com, kuba@kernel.org, io-uring@vger.kernel.org, Kernel-team@fb.com References: From: Jens Axboe In-Reply-To: Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 7bit Precedence: bulk List-ID: X-Mailing-List: io-uring@vger.kernel.org On 7/16/22 8:09 AM, kernel test robot wrote: > > > Greeting, > > FYI, we noticed the following commit (built with gcc-11): > > commit: 65a1e5c409f2b56b025f913b9cfbc8ae3a717c9a ("[PATCH v3 for-next 2/3] net: copy from user before calling __get_compat_msghdr") > url: https://github.com/intel-lab-lkp/linux/commits/Dylan-Yudaken/io_uring-multishot-recvmsg/20220714-190504 > patch link: https://lore.kernel.org/io-uring/20220714110258.1336200-3-dylany@fb.com > > in testcase: boot > > on test machine: qemu-system-x86_64 -enable-kvm -cpu SandyBridge -smp 2 -m 16G > > caused below changes (please refer to attached dmesg/kmsg for entire log/backtrace): This is the same as the issue reported by Marek, should be fixed by: https://git.kernel.dk/cgit/linux-block/commit/?h=for-5.20/io_uring&id=e544477ca928416bf3897b8461672752eb6581fe -- Jens Axboe