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=-7.3 required=3.0 tests=HEADER_FROM_DIFFERENT_DOMAINS, MAILING_LIST_MULTI,MENTIONS_GIT_HOSTING,SPF_HELO_NONE,SPF_PASS, USER_AGENT_SANE_2 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 C1214C0650F for ; Tue, 30 Jul 2019 07:51:35 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id A26D220882 for ; Tue, 30 Jul 2019 07:51:35 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1730673AbfG3Hve (ORCPT ); Tue, 30 Jul 2019 03:51:34 -0400 Received: from mx2.suse.de ([195.135.220.15]:59346 "EHLO mx1.suse.de" rhost-flags-OK-OK-OK-FAIL) by vger.kernel.org with ESMTP id S1726953AbfG3Hve (ORCPT ); Tue, 30 Jul 2019 03:51:34 -0400 X-Virus-Scanned: by amavisd-new at test-mx.suse.de Received: from relay2.suse.de (unknown [195.135.220.254]) by mx1.suse.de (Postfix) with ESMTP id 10778AE8B; Tue, 30 Jul 2019 07:51:33 +0000 (UTC) Message-ID: <1564473085.25582.19.camel@suse.com> Subject: Re: general protection fault in flexcop_usb_probe From: Oliver Neukum To: Andrey Konovalov , syzbot Cc: syzkaller-bugs , linux-media@vger.kernel.org, USB list Date: Tue, 30 Jul 2019 09:51:25 +0200 In-Reply-To: References: <1564410374.25582.15.camel@suse.com> <000000000000488c6d058ed337b2@google.com> Content-Type: text/plain; charset="UTF-8" X-Mailer: Evolution 3.26.6 Mime-Version: 1.0 Content-Transfer-Encoding: 7bit Sender: linux-usb-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-usb@vger.kernel.org Am Montag, den 29.07.2019, 18:54 +0200 schrieb Andrey Konovalov: Hi, > Thanks a lot for fixing all of these USB bugs! I fear the day we get serious about MA USB. All these issues will turn into security issues. > The usb-fuzzer branch is working again, so it should be possible to > use it for testing. But, I've actually just realized, that the proper > way to test fixes for USB bugs is to use the exact commit hash that is > provided in each bug report (the kernel interface for emulating USB > device is not stable yet, and has significantly changed at least > once). I've updated syzbot documentation to reflect this. Where is taht documentation? > Let's try to retest this one with the right kernel commit id: > > #syz test: https://github.com/google/kasan.git 9a33b369 Retesting. Regards Oliver