Received: by 2002:a05:6a10:a0d1:0:0:0:0 with SMTP id j17csp1303119pxa; Sat, 15 Aug 2020 15:06:34 -0700 (PDT) X-Google-Smtp-Source: ABdhPJzey6nVlED8LuxahJSlpMGPTB3TnZ8KoKhaKnSP7v9P3S9N9YYz1mWE2Y+K9c0+Fxvdca/S X-Received: by 2002:a50:ef0a:: with SMTP id m10mr8653837eds.226.1597529194343; Sat, 15 Aug 2020 15:06:34 -0700 (PDT) ARC-Seal: i=1; a=rsa-sha256; t=1597529194; cv=none; d=google.com; s=arc-20160816; b=PierWjePFubIOAFbvMCI3OMXZOVtizqBNTEMqxHmrNT/DaqtcGodQ08IABqVHxw+TB Qb3wULCSg8H/mjauVyitn+RE6891PpwU69YP0f49JDYH6zWq95q0MvX5ozHOPeFS6m1q 9Cb37GN4HExreWW1pD5EcXm07HVDodRxqn57ANR/U4OBDLYg1Zh7LSuxqPfAW0oKVZFx sKoem9JP1ao6wGcr9dofFSzr960wFmPWRD2rjgK2lYtOQif3NWIW56f4qwEu2yqkhWVq iS9Rgzc12zdCpK/lf1IHxU1MnUETcRut09pgS3Fx4qHh+RNckHH9IvsulBBIz4FxrTSd GDmA== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=arc-20160816; h=list-id:precedence:sender:cc:to:from:subject:message-id:in-reply-to :date:mime-version; bh=oxh1zcQhSSj1sRDYKLj8pdLk064Zf9K9zDx2kCQjG6E=; b=bephHoOSLCROF+KKtx8Qt74XamIkrxXJaaslYDLe5fFX5Iyq3APEYNVOWuGeLJL78J KKp+pO5JIRrcVSzX2cIF4jMNefHoM2ez0pIfpnLUvBgZIGfhK7pEkA8X51KBKrjo3MBl msbD8RPzok22O9bNSd4ickcFT3JHl2TmRYs0UCHh2PUMKmbfg2mkEtLuZkzY7+1/4lNF XnVSyh3eygg2a8cBVBtey/5cHkuYSdfBfMpUZ/hIeRyhoodES84uPLYHIyxs0oyZq5S/ 12d1xnHm8kDUDaffEeNusZClz4wHaj5fUtKo4NvixPwvijMS/AgHyzjKhO1jU4leogwW bgvg== ARC-Authentication-Results: i=1; mx.google.com; spf=pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 23.128.96.18 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org; dmarc=fail (p=NONE sp=NONE dis=NONE) header.from=appspotmail.com Return-Path: Received: from vger.kernel.org (vger.kernel.org. [23.128.96.18]) by mx.google.com with ESMTP id w2si5017831ejz.34.2020.08.15.15.06.11; Sat, 15 Aug 2020 15:06:34 -0700 (PDT) Received-SPF: pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 23.128.96.18 as permitted sender) client-ip=23.128.96.18; Authentication-Results: mx.google.com; spf=pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 23.128.96.18 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org; dmarc=fail (p=NONE sp=NONE dis=NONE) header.from=appspotmail.com Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1729319AbgHOWEf (ORCPT + 99 others); Sat, 15 Aug 2020 18:04:35 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:45648 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1728365AbgHOVvB (ORCPT ); Sat, 15 Aug 2020 17:51:01 -0400 Received: from mail-il1-x147.google.com (mail-il1-x147.google.com [IPv6:2607:f8b0:4864:20::147]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 9807EC0F26F3 for ; Sat, 15 Aug 2020 11:15:01 -0700 (PDT) Received: by mail-il1-x147.google.com with SMTP id z1so8884280ilz.9 for ; Sat, 15 Aug 2020 11:15:01 -0700 (PDT) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:mime-version:date:in-reply-to:message-id:subject :from:to:cc; bh=oxh1zcQhSSj1sRDYKLj8pdLk064Zf9K9zDx2kCQjG6E=; b=TqJTrQT0/Cn0rhjCFO1z0Ug2NRF9zak/8e/cs68WFxEVtwMmn5Qaek5jQDam+f1HpX DXjdtbFCTmnMCzdiAz7bNCdmgRI0+c5pzElUiyStxk05I1fYBX7W/jBo6SBM36rUf6X4 whBpPvg4b9QoTuLezg5xZD+ZY7mf7QWa2UvXQzBSNtKoWrzbhxa5loWnEMHMP05pwk+2 HvaRohuE7PHj9685m9SC2GySXJ/wObZwTmLH3oUgJJ/BFdrd66DsEfTGpgHlhNgq5p5A OJZfGK/zZIQTnPI1y8oq6MLHEDczl775N5NlDT4cmM1zqHMTZ7KMNuRntd0ohd/Jd4Ic haFA== X-Gm-Message-State: AOAM532eI7GbbHgE2Y13xrWRebV1RporoOYJVxRuWiPbb/rEr0P5elew j25gFoG4R+ItfnDJbMszOLsxwGANdxj2XTICo7uUkl4sFFPl MIME-Version: 1.0 X-Received: by 2002:a5e:dd4c:: with SMTP id u12mr6289294iop.93.1597515300962; Sat, 15 Aug 2020 11:15:00 -0700 (PDT) Date: Sat, 15 Aug 2020 11:15:00 -0700 In-Reply-To: X-Google-Appengine-App-Id: s~syzkaller X-Google-Appengine-App-Id-Alias: syzkaller Message-ID: <00000000000009878b05acee84c0@google.com> Subject: Re: Re: possible deadlock in io_poll_double_wake From: syzbot To: Jens Axboe Cc: axboe@kernel.dk, io-uring@vger.kernel.org, linux-fsdevel@vger.kernel.org, linux-kernel@vger.kernel.org, syzkaller-bugs@googlegroups.com, viro@zeniv.linux.org.uk Content-Type: text/plain; charset="UTF-8" Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org > #syz dupe general protection fault in io_poll_double_wake unknown command "dupe" > > -- > Jens Axboe >