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=-7.4 required=3.0 tests=DKIM_SIGNED,DKIM_VALID, HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,MENTIONS_GIT_HOSTING, SPF_PASS,T_DKIMWL_WL_HIGH,URIBL_BLOCKED,USER_AGENT_MUTT autolearn=unavailable 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 11E5CC04AB1 for ; Thu, 9 May 2019 11:56:40 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id D8A432089E for ; Thu, 9 May 2019 11:56:39 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1557402999; bh=l84tvoRtTOo6xxBJp+XZy4HfEDG3Iwma6GjVprRvsck=; h=Date:From:To:Cc:Subject:References:In-Reply-To:List-ID:From; b=NOLKFMPuGgtZeQ3Jm5cjTxLsnnn2w9DiuRrczZ/eNjUwPXRc0G/Ev56xkoWqK5uoD QEF/+ixJJWfjlbPDZQ9Y9dGx74hYYck59efekQOChoEBQvaLV6e8o2sI1xN1wx97sA XdGy4th14b32oRn5cXCPO73OtobOplegmkAEnhp8= Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726251AbfEIL4f (ORCPT ); Thu, 9 May 2019 07:56:35 -0400 Received: from mail.kernel.org ([198.145.29.99]:35874 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1725943AbfEIL4f (ORCPT ); Thu, 9 May 2019 07:56:35 -0400 Received: from localhost (83-86-89-107.cable.dynamic.v4.ziggo.nl [83.86.89.107]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPSA id E09EC2089E; Thu, 9 May 2019 11:56:33 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1557402994; bh=l84tvoRtTOo6xxBJp+XZy4HfEDG3Iwma6GjVprRvsck=; h=Date:From:To:Cc:Subject:References:In-Reply-To:From; b=Ia6sACNwAQkeTFaSEDuCcnHBO0z2PRGuz+rHzWPvF0NEzU4vHKHVqJK2KLiBXbXzr STfXZx5ubInSpGDBkjWuFtcVXg7n54oMyGa7PM8cwm57bziWwyqtO9JDiLc4k1h7OH 73xE4erhit9psiRlojWnkZg0JstfgxFZDR8zO9Q8= Date: Thu, 9 May 2019 13:56:31 +0200 From: Greg KH To: syzbot Cc: andreyknvl@google.com, linux-kernel@vger.kernel.org, linux-usb@vger.kernel.org, syzkaller-bugs@googlegroups.com Subject: Re: WARNING: ath10k USB support is incomplete, don't expect anything to work! Message-ID: <20190509115631.GB18400@kroah.com> References: <000000000000a3ca70058872de7c@google.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <000000000000a3ca70058872de7c@google.com> User-Agent: Mutt/1.11.4 (2019-03-13) Sender: linux-usb-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-usb@vger.kernel.org On Thu, May 09, 2019 at 04:37:06AM -0700, syzbot wrote: > Hello, > > syzbot found the following crash on: > > HEAD commit: 43151d6c usb-fuzzer: main usb gadget fuzzer driver > git tree: https://github.com/google/kasan.git usb-fuzzer > console output: https://syzkaller.appspot.com/x/log.txt?x=178c8394a00000 > kernel config: https://syzkaller.appspot.com/x/.config?x=4183eeef650d1234 > dashboard link: https://syzkaller.appspot.com/bug?extid=c1b25598aa60dcd47e78 > compiler: gcc (GCC) 9.0.0 20181231 (experimental) > syz repro: https://syzkaller.appspot.com/x/repro.syz?x=17c22222a00000 > C reproducer: https://syzkaller.appspot.com/x/repro.c?x=11ddce02a00000 > > IMPORTANT: if you fix the bug, please add the following tag to the commit: > Reported-by: syzbot+c1b25598aa60dcd47e78@syzkaller.appspotmail.com > > usb 1-1: new low-speed USB device number 2 using dummy_hcd > usb 1-1: config 0 has an invalid interface number: 93 but max is 0 > usb 1-1: config 0 has no interface number 0 > usb 1-1: New USB device found, idVendor=13b1, idProduct=0042, > bcdDevice=f9.d4 > usb 1-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 > usb 1-1: config 0 descriptor?? > usb 1-1: WARNING: ath10k USB support is incomplete, don't expect anything to > work! Looks like we just need to change the printk message string here.