Received: by 2002:a25:4158:0:0:0:0:0 with SMTP id o85csp4502985yba; Wed, 17 Apr 2019 12:57:13 -0700 (PDT) X-Google-Smtp-Source: APXvYqyvVn5YNUIMDcXH798JbGcMmtnvyjTrAK527Ms5EgzeaqTAy1+uhCw2f01rF/K3e/8kXWDE X-Received: by 2002:a17:902:b489:: with SMTP id y9mr82723781plr.17.1555531033168; Wed, 17 Apr 2019 12:57:13 -0700 (PDT) ARC-Seal: i=1; a=rsa-sha256; t=1555531033; cv=none; d=google.com; s=arc-20160816; b=kKzH61JA0hOJrHqHsNpp/M3boDy/vt99BFoZO+c1fxm0oKkcAbfg/FkW7HLz9S/S80 z+02OovmMIcKg9vIbftW8N4BofxaJBV3LYfNYCC8G+EA0EaW8wUazzqiBONlXBKVcuvc iXTtedGiYDpd+bvLq5Koc14mi2kQE/kFNZ47BDu4AViGQLn7cFrxUXeInPG3qZ1S40YV CO3E2NswxQw4Np5qMs5eM6wQWJ4B8U0ScGkAqOr5R+TCYnE1DPWP561xwDE0KwjYJz8w TWdV/PgDzf+52bW0ku2l3Q8H+Ug1AQTZ89ZFNVeSWC6GBy2STb1vR5iZW0ieP/YNoFCY lZZw== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=arc-20160816; h=list-id:precedence:sender:to:from:subject:message-id:in-reply-to :date:mime-version; bh=4EnWXPRDU1/SXQUQsehK72eVw6iHGNpMYvY1Rbcgl/I=; b=gymdP7X44p6Lpms89kY1C/CCgBxxwILNjB79OKIHNfxFAZ4wzx83xldf8FXRyTfok2 aOWxc2Ra/fTVD1H/aApzhbu345SY52kv+J00NRzgx9a3e3fTkUdbuQ2OTtm0lLw0W4ol iqr7/D4ATIzuHRXgLrOITlHrZcSVkJ0D+ZgSAxlMYlJ0+iVwAfI2OHp3CPJI6YBKDKWN iZDmDs7uE/wqrtpA/Ts6BSxXoPITAX0a/uOsxBd0cWVUbo5a9m5QMzOGysbWJ3pAPjas SM5FPX8oNudgkhkGVKQ3AcXlj1z2x5ywit7VPL5EKhfGmawB0I5ZoTZ2pf268xCNRG8O A3Rw== ARC-Authentication-Results: i=1; mx.google.com; spf=pass (google.com: best guess record for domain of linux-kernel-owner@vger.kernel.org designates 209.132.180.67 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. [209.132.180.67]) by mx.google.com with ESMTP id r63si55331367pfc.183.2019.04.17.12.56.57; Wed, 17 Apr 2019 12:57:13 -0700 (PDT) Received-SPF: pass (google.com: best guess record for domain of linux-kernel-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) client-ip=209.132.180.67; Authentication-Results: mx.google.com; spf=pass (google.com: best guess record for domain of linux-kernel-owner@vger.kernel.org designates 209.132.180.67 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 S1729247AbfDQT4B (ORCPT + 99 others); Wed, 17 Apr 2019 15:56:01 -0400 Received: from mail-it1-f197.google.com ([209.85.166.197]:51875 "EHLO mail-it1-f197.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1725848AbfDQT4B (ORCPT ); Wed, 17 Apr 2019 15:56:01 -0400 Received: by mail-it1-f197.google.com with SMTP id y127so3626539itb.1 for ; Wed, 17 Apr 2019 12:56:00 -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; bh=4EnWXPRDU1/SXQUQsehK72eVw6iHGNpMYvY1Rbcgl/I=; b=JYQ2dOVk8BTo9rpnnJ2f8MW8hOskvRwV2RgTEo9CsJ+qnpJticBwiAnP+lLRFEXUPa FOh4P0J8fEzpReWTEc2NoBxHYeyiSpUF9o8fE54Qf1VSY+DG6e1ScrtO9aCgmnNTE3IY y4JSP8YSELJxag15bBsH1lG/rpGJ2z+Ki5j/5M2CQXsvFv+58ONOZM4muuwlgPCehivM pwXggjpr4zoBMaii+HRcZ3vbv+yxvJ6MuEuM/5gW+LT/3KvLhGqmXK6M27zM5EsgErjn llhrtv7dV7CXef99H/ZPq6MdLsL6nKeeBlsNBQyXdAxDtdIrvbxAoqq8FvZ67cP4/HCM hP1A== X-Gm-Message-State: APjAAAU3zzXjhYq2YnvURLzrJ/Q0VfVBYE+t5Uom+rUB9JHzzLeoFk5W NjOVrPV4CcJKrb47WrpXHyLYAjBz424gMPzXGUNjpjXAq7Sc MIME-Version: 1.0 X-Received: by 2002:a24:7b4f:: with SMTP id q76mr315710itc.142.1555530960395; Wed, 17 Apr 2019 12:56:00 -0700 (PDT) Date: Wed, 17 Apr 2019 12:56:00 -0700 In-Reply-To: X-Google-Appengine-App-Id: s~syzkaller X-Google-Appengine-App-Id-Alias: syzkaller Message-ID: <00000000000054e5e70586bf46cc@google.com> Subject: Re: INFO: task hung in usb_kill_urb From: syzbot To: andreyknvl@google.com, gregkh@linuxfoundation.org, gustavo@embeddedor.com, linux-kernel@vger.kernel.org, linux-usb@vger.kernel.org, stern@rowland.harvard.edu, syzkaller-bugs@googlegroups.com Content-Type: text/plain; charset="UTF-8"; format=flowed; delsp=yes Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Hello, syzbot has tested the proposed patch and the reproducer did not trigger crash: Reported-and-tested-by: syzbot+d919b0f29d7b5a4994b9@syzkaller.appspotmail.com Tested on: commit: d34f9519 usb-fuzzer: main usb gadget fuzzer driver git tree: https://github.com/google/kasan/tree/usb-fuzzer kernel config: https://syzkaller.appspot.com/x/.config?x=c73d1bb5aeaeae20 compiler: gcc (GCC) 9.0.0 20181231 (experimental) patch: https://syzkaller.appspot.com/x/patch.diff?x=12a17dfd200000 Note: testing is done by a robot and is best-effort only.