From mboxrd@z Thu Jan 1 00:00:00 1970 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: base64 Subject: WARNING in usb_submit_urb (4) From: syzbot Message-Id: <0000000000000fa8360586d22dd5@google.com> Date: Thu, 18 Apr 2019 11:29:00 -0700 To: andreyknvl@google.com, linux-usb@vger.kernel.org, stern@rowland.harvard.edu, syzkaller-bugs@googlegroups.com List-ID: SGVsbG8sCgpzeXpib3QgaGFzIHRlc3RlZCB0aGUgcHJvcG9zZWQgcGF0Y2ggYW5kIHRoZSByZXBy b2R1Y2VyIGRpZCBub3QgdHJpZ2dlciAgCmNyYXNoOgoKUmVwb3J0ZWQtYW5kLXRlc3RlZC1ieTog IApzeXpib3QrNzYzNGVkYWVhNGQwYjM0MWM2MjVAc3l6a2FsbGVyLmFwcHNwb3RtYWlsLmNvbQoK VGVzdGVkIG9uOgoKY29tbWl0OiAgICAgICAgIGUxMmUwMGUzIE1lcmdlIHRhZyAna2J1aWxkLWZp eGVzLXY0LjIwJyBvZiBnaXQ6Ly9naXQua2VybmUuLgpnaXQgdHJlZTogICAgICAgIApnaXQ6Ly9n aXQua2VybmVsLm9yZy9wdWIvc2NtL2xpbnV4L2tlcm5lbC9naXQvdG9ydmFsZHMvbGludXguZ2l0 Cmtlcm5lbCBjb25maWc6ICBodHRwczovL3N5emthbGxlci5hcHBzcG90LmNvbS94Ly5jb25maWc/ eD02OTY2N2U2MmE1ZTI0N2E3CmNvbXBpbGVyOiAgICAgICBnY2MgKEdDQykgOS4wLjAgMjAxODEy MzEgKGV4cGVyaW1lbnRhbCkKcGF0Y2g6ICAgICAgICAgIGh0dHBzOi8vc3l6a2FsbGVyLmFwcHNw b3QuY29tL3gvcGF0Y2guZGlmZj94PTE3YTdlYWEwYTAwMDAwCgpOb3RlOiB0ZXN0aW5nIGlzIGRv bmUgYnkgYSByb2JvdCBhbmQgaXMgYmVzdC1lZmZvcnQgb25seS4K 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=-5.6 required=3.0 tests=FROM_LOCAL_HEX, HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,MENTIONS_GIT_HOSTING, SPF_PASS autolearn=ham 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 9AE8CC10F0E for ; Thu, 18 Apr 2019 18:29:03 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 7288A217D7 for ; Thu, 18 Apr 2019 18:29:03 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S2391021AbfDRS3B (ORCPT ); Thu, 18 Apr 2019 14:29:01 -0400 Received: from mail-io1-f72.google.com ([209.85.166.72]:35352 "EHLO mail-io1-f72.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S2390215AbfDRS3B (ORCPT ); Thu, 18 Apr 2019 14:29:01 -0400 Received: by mail-io1-f72.google.com with SMTP id k2so2697300ioj.2 for ; Thu, 18 Apr 2019 11:29:01 -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; bh=BU1SsEMdAzv7X0W9Kg2IG+F4HPH+CSCzZboTZS2QsC8=; b=dPVeix6z3FuCoQEEtma+zi2UyjhieIrxr1dLEpGs4HcnEDl925+MYITEj+UoHRMKtM PRF8okQcDl/GDezy6Ofst7q7VC9dKpTzV48UAajMK6clNx5KZ9nhscr+5WXxNh2DXaqB mV+STLfZswMtJ6JaXw+Hf3iCVz8SxZLimXp1M7pzn+0ZKPG6hnVwTdHrUb3W+P06D8+g WDWbnTym+FvfDGUJUBK8AFexeJtW59kySvjO8uO03RvkGnFZcF/QK+FER+2c/oxS5EgP sXZ8bFGSU/91QjYnFRco4Nl8tTdXERBKDtMMddZRpOurzgojecCM9JvKLklqCnSX18Oz i58g== X-Gm-Message-State: APjAAAV+Ien83CGN6fGzcodzk5f7gUh/fCVcepY6GokAYMiKIQ3aQTmP 4qTlxg84DbHgvLz92P/rRgO9COukkHbdBfHgrdfAp3C8nVAs X-Google-Smtp-Source: APXvYqwvfJD0b5aBWpD2uzjmdB2PCMFSp2fj8NKFHC4vFo/eQp2KHqL/G2dLDERJVHgxCJb+YK1P+qo2gu9YUNnpleDwoZcN+Pu4 MIME-Version: 1.0 X-Received: by 2002:a24:7bcb:: with SMTP id q194mr4514267itc.173.1555612140806; Thu, 18 Apr 2019 11:29:00 -0700 (PDT) Date: Thu, 18 Apr 2019 11:29:00 -0700 In-Reply-To: X-Google-Appengine-App-Id: s~syzkaller X-Google-Appengine-App-Id-Alias: syzkaller Message-ID: <0000000000000fa8360586d22dd5@google.com> Subject: Re: WARNING in usb_submit_urb (4) From: syzbot To: andreyknvl@google.com, linux-usb@vger.kernel.org, stern@rowland.harvard.edu, syzkaller-bugs@googlegroups.com Content-Type: text/plain; charset="UTF-8"; delsp="yes"; format="flowed" Sender: linux-usb-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-usb@vger.kernel.org Message-ID: <20190418182900.xYf91C2MPx3waONCw1w4Enjt9V_KMupf4g5SSqLXdFw@z> Hello, syzbot has tested the proposed patch and the reproducer did not trigger crash: Reported-and-tested-by: syzbot+7634edaea4d0b341c625@syzkaller.appspotmail.com Tested on: commit: e12e00e3 Merge tag 'kbuild-fixes-v4.20' of git://git.kerne.. git tree: git://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git kernel config: https://syzkaller.appspot.com/x/.config?x=69667e62a5e247a7 compiler: gcc (GCC) 9.0.0 20181231 (experimental) patch: https://syzkaller.appspot.com/x/patch.diff?x=17a7eaa0a00000 Note: testing is done by a robot and is best-effort only.