From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S269639AbTGOUJh (ORCPT ); Tue, 15 Jul 2003 16:09:37 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S269641AbTGOUJh (ORCPT ); Tue, 15 Jul 2003 16:09:37 -0400 Received: from screech.rychter.com ([212.87.11.114]:54458 "EHLO screech.rychter.com") by vger.kernel.org with ESMTP id S269639AbTGOUJg (ORCPT ); Tue, 15 Jul 2003 16:09:36 -0400 To: Greg KH Cc: linux-kernel@vger.kernel.org Subject: Re: USB bugs (was: networking bugs and bugme.osdl.org) References: <1056755336.5459.16.camel@dhcp22.swansea.linux.org.uk> <20030627.172123.78713883.davem@redhat.com> <1056827972.6295.28.camel@dhcp22.swansea.linux.org.uk> <20030628.150328.74739742.davem@redhat.com> <20030713041557.GC2695@kroah.com> <20030714230236.GA7195@kroah.com> X-Spammers-Please: blackholeme@rychter.com From: Jan Rychter Date: Tue, 15 Jul 2003 13:24:57 -0700 In-Reply-To: <20030714230236.GA7195@kroah.com> (Greg KH's message of "Mon, 14 Jul 2003 16:02:36 -0700") Message-ID: User-Agent: Gnus/5.1003 (Gnus v5.10.3) XEmacs/21.4 (Rational FORTRAN, linux) MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org >>>>> "Greg" == Greg KH writes: Greg> On Mon, Jul 14, 2003 at 01:25:33PM -0700, Jan Rychter wrote: >> >> I went ahead and retested all of my known USB problems against >> 2.4.22-pre5. It seems all usb-storage ones are gone, and there is >> only one bluetooth showstopper, fairly simple to reproduce: >> >> 1. boot the machine (using uhci) >> 2. insert a PCI BCM2033-based bluetooth adapter, observe the >> firmware >> getting loaded, don't actually bring the hci0 interface up, >> 3. remove the adapter, everything looks fine >> 4. try to rmmod uhci and get: >> kmem_cache_destroy: Can't free all objects c12c7b40 uhci: not all >> urb_priv's were freed Greg> Is this reproducable on 2.6.0-test1? I can't reproduce this easily, as I haven't even tried 2.5.* kernels yet. Greg> Does this happen using the usb-uhci driver instead of the uhci Greg> driver? I'll check this and report. Greg> And this doesn't cause a failure, right? Just those messages in Greg> the log? It is a showstopper, because the resulting corruption (?) breaks software suspend. So, use bluetooth once, never suspend again. --J.