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=-2.3 required=3.0 tests=HEADER_FROM_DIFFERENT_DOMAINS, MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS,USER_AGENT_SANE_2 autolearn=no 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 BBF74C10DCE for ; Fri, 13 Mar 2020 09:28:04 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 961FD20746 for ; Fri, 13 Mar 2020 09:28:04 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726395AbgCMJ2E (ORCPT ); Fri, 13 Mar 2020 05:28:04 -0400 Received: from mx2.suse.de ([195.135.220.15]:53186 "EHLO mx2.suse.de" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726055AbgCMJ2D (ORCPT ); Fri, 13 Mar 2020 05:28:03 -0400 X-Virus-Scanned: by amavisd-new at test-mx.suse.de Received: from relay2.suse.de (unknown [195.135.220.254]) by mx2.suse.de (Postfix) with ESMTP id 220BFB1A0; Fri, 13 Mar 2020 09:28:02 +0000 (UTC) Message-ID: <1584091676.3357.4.camel@suse.com> Subject: Re: USB transaction errors causing RCU stalls and kernel panics From: Oliver Neukum To: Jonas Karlsson , Fabio Estevam Cc: Peter Chen , Mathias Nyman , Greg KH , "linux-usb@vger.kernel.org" , Alan Stern Date: Fri, 13 Mar 2020 10:27:56 +0100 In-Reply-To: References: <20200303163945.GB652754@kroah.com> <6909d182-6cc5-c07f-ed79-02c741aec60b@linux.intel.com> <1583331173.12738.26.camel@suse.com> <4fa64e92-64ce-07f3-ed8e-ea4e07d091bb@linux.intel.com> <699a49f2f69e494ea6558b99fad23cc4@actia.se> <20200310081452.GA14625@b29397-desktop> <1583838270.11582.11.camel@suse.com> <1583839306.11582.12.camel@suse.de> <325d5af5d4c44eafac94fc8e0e4d1a7d@actia.se> <1583922523.20566.4.camel@suse.com> <1584020739.20566.10.camel@suse.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 Donnerstag, den 12.03.2020, 15:37 +0000 schrieb Jonas Karlsson: > > Hi, > > > > thank you. In this case it looks like the wisest course is to wait a few days then. > > Thank you for thorough testing. > > > > Regards > > Oliver > > I will make sure some more testing is done and the get back to you. > > Do you intend to push the " cdc-acm: close race betrween suspend() and acm_softint" > commit upstream as well? I wonder since you asked me to test without it. Yes. I will submit the whole set. And I will talk to Mathias, as the need for this patch set means that XHCI does not work as documented. > I want to make sure I run tests with the intended patch set. That is optimal. Thank you. Regards Oliver