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 X-Spam-Level: X-Spam-Status: No, score=-2.2 required=3.0 tests=DKIM_SIGNED,DKIM_VALID, HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS, USER_AGENT_SANE_1 autolearn=no autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id BA561C34056 for ; Wed, 19 Feb 2020 20:09:12 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 7A76A24656 for ; Wed, 19 Feb 2020 20:09:12 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=kernel-dk.20150623.gappssmtp.com header.i=@kernel-dk.20150623.gappssmtp.com header.b="d7IDQNH8" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726645AbgBSUJM (ORCPT ); Wed, 19 Feb 2020 15:09:12 -0500 Received: from mail-pl1-f181.google.com ([209.85.214.181]:34165 "EHLO mail-pl1-f181.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726766AbgBSUJM (ORCPT ); Wed, 19 Feb 2020 15:09:12 -0500 Received: by mail-pl1-f181.google.com with SMTP id j7so527021plt.1 for ; Wed, 19 Feb 2020 12:09:11 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=kernel-dk.20150623.gappssmtp.com; s=20150623; h=subject:to:references:from:message-id:date:user-agent:mime-version :in-reply-to:content-language:content-transfer-encoding; bh=9Mge/5LrFyzcmBBOEMnpSfx8jOT5DLli0Sk+Rz08GOA=; b=d7IDQNH8VT2wXF/7Hz0CjtvD1r8optGWDzKpKcPrRZtQ3xOU6CnYbsog+HieHBHzG6 WTiRFxV6NFuaVHiyNOH56AFvPDJSP0wKVWLZbjK2T5ZYsmQ134g2BsCp3ut1qyTnwVWu ahDwbaMNIfErcHYOg0eOj+1pdzKqJn/hmNUYsAhZo9HyiSSUcpK8zxdJqPI2VJc4Jwbj IoitNYw+eXhhXks7q+D0kjqtLnTHUnfmCE/imQeZmyyuNCxRDJWRUMbjJ6M1EPxMUWNq aOumO9JI6dFN2o0dnYRSBuTBYAvMhJkETr8Exr9L0S3ireQOuJjp8nzq0uTS7EsFhz+1 tVKg== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:subject:to:references:from:message-id:date :user-agent:mime-version:in-reply-to:content-language :content-transfer-encoding; bh=9Mge/5LrFyzcmBBOEMnpSfx8jOT5DLli0Sk+Rz08GOA=; b=KvrTALfGznN+HmJDRE8NyQJGFM40YobbJUvb/0nxH1Qg4/gkPAnXS0qntnowyO44vS sdkJrCXQPSBtAhJQtEshNGm/AHtGbBooNnBZ3Vo3hi96JdrKbjAIUdHIBqff7mtPbuKO paCd0B1EUeuhAbhp7VmYVaGFIvUDu5utyD9zX4CiTikhU6n5GDHNdOHr/b6LyqvZfgmi ezF3z9gP0cGesYgBsZueHqFcifNTT820ix/us+ZchqL4RM37zl645a152R2S967xZj92 4e2I2VC4PaBXmdhhiQpakW6coidpjJEfuaa2aX4vQYuqhdPiDNZ3e15PuWT1ezhtEou1 I1cQ== X-Gm-Message-State: APjAAAWx9lDnjAdg//V9Okb/+gieST3dPfXt/I6pPQviO5XDNc3ZlD5K Ol8JEhm3vv3x6irEdp/fbxmE+w== X-Google-Smtp-Source: APXvYqyoVpTuzXiL91kY7op+oNqMzHgU49U1wgFs7uewxJmh/qhd1l/c5bdlGz+88mvpcrDgPbvamw== X-Received: by 2002:a17:902:bd88:: with SMTP id q8mr26182095pls.13.1582142950628; Wed, 19 Feb 2020 12:09:10 -0800 (PST) Received: from ?IPv6:2605:e000:100e:8c61:f1aa:b818:cddd:a786? ([2605:e000:100e:8c61:f1aa:b818:cddd:a786]) by smtp.gmail.com with ESMTPSA id k1sm467607pfg.66.2020.02.19.12.09.09 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Wed, 19 Feb 2020 12:09:10 -0800 (PST) Subject: Re: crash on accept To: Glauber Costa , io-uring@vger.kernel.org, Avi Kivity References: From: Jens Axboe Message-ID: Date: Wed, 19 Feb 2020 12:09:07 -0800 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:68.0) Gecko/20100101 Thunderbird/68.4.1 MIME-Version: 1.0 In-Reply-To: Content-Type: text/plain; charset=utf-8 Content-Language: en-US Content-Transfer-Encoding: 7bit Sender: io-uring-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: io-uring@vger.kernel.org On 2/19/20 9:23 AM, Glauber Costa wrote: > Hi, > > I started using af0a72622a1fb7179cf86ae714d52abadf7d8635 today so I could consume the new fast poll flag, and one of my tests that was previously passing now crashes Thanks for testing the new stuff! As always, would really appreciate a test case that I can run, makes my job so much easier. -- Jens Axboe