From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1755878AbYFBXMw (ORCPT ); Mon, 2 Jun 2008 19:12:52 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1754484AbYFBXMl (ORCPT ); Mon, 2 Jun 2008 19:12:41 -0400 Received: from an-out-0708.google.com ([209.85.132.240]:22106 "EHLO an-out-0708.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1754364AbYFBXMk (ORCPT ); Mon, 2 Jun 2008 19:12:40 -0400 DomainKey-Signature: a=rsa-sha1; c=nofws; d=gmail.com; s=gamma; h=message-id:date:from:to:subject:cc:in-reply-to:mime-version:content-type:content-transfer-encoding:content-disposition:references; b=leEq2J+doCVvv8Uh2Bl8ZwvP+tCTu1OZ4SFWYJl+ZWeZc8kPLpVl7V/Z7Psu0BTPzXiJVXdjhTgX3OLneHdhckJJOvRYFPFwF0Oe1yIzA1pRJSnCcEsQ0dO57koYQDJTybjD17GFcdss7DCcc0PU2ng0ULDrpowM7opYBwKjX2s= Message-ID: Date: Mon, 2 Jun 2008 23:12:38 +0000 From: "Justin Mattock" To: "Pavel Machek" Subject: Re: hci_usb strikes again (was Re: BUG kmalloc-2048: Poison overwritten) Cc: "Rafael J. Wysocki" , "Linux Kernel Mailing List" , "Andrew Morton" , marcel@holtmann.org, linux-bluetooth@vger.kernel.org In-Reply-To: <20080602222142.GB18599@elf.ucw.cz> MIME-Version: 1.0 Content-Type: text/plain; charset=ISO-8859-1 Content-Transfer-Encoding: 7bit Content-Disposition: inline References: <200806020125.25918.rjw@sisk.pl> <20080602222142.GB18599@elf.ucw.cz> Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Mon, Jun 2, 2008 at 10:21 PM, Pavel Machek wrote: > On Mon 2008-06-02 01:25:25, Rafael J. Wysocki wrote: >> On Monday, 2 of June 2008, Justin Mattock wrote: >> > I received this after the second simultaneous suspend: (I will try and >> > see if this is re creatable or not) >> >> Suspend to RAM or hibernation? > > hci_usb... that beast is known to corrupt random data on suspend and > surprise removal. > >> > [ 232.270737] BUG: unable to handle kernel paging request at 6b6b6c6b >> > [ 232.270743] IP: [] module_put+0x12/0x2b >> > [ 232.270750] *pde = 00000000 >> > [ 232.270753] Oops: 0002 [#1] SMP >> > [ 232.270757] Modules linked in: hci_usb cpufreq_ondemand >> > cpufreq_performance cpufreq_powersave rfcomm hidp l2cap bluetooth fan >> > ipmi_watchdog ipmi_msghandler uinput wlan_tkip ieee80211_crypt_tkip >> > ieee80211_crypt arpt_mangle arptable_filter arp_tables >> > nf_conntrack_ipv4 nf_conntrack iptable_mangle iptable_filter ip_tables >> > x_tables intelfb i2c_i810 i2c_algo_bit coretemp eeprom acpi_cpufreq >> > fglrx(P) applesmc joydev uvcvideo appletouch wlan_scan_sta >> > ath_rate_sample firewire_ohci firewire_core snd_hda_intel ath_pci >> > snd_pcm wlan ohci1394 intel_agp evdev ath_hal(P) snd_timer ieee1394 >> > pata_acpi thermal ehci_hcd uhci_hcd snd_page_alloc snd_hwdep agpgart >> > video button processor >> > [ 232.270800] >> > [ 232.270802] Pid: 2690, comm: btdelconn Tainted: P >> > (2.6.26-rc4-00033-g5463508 #4) > > ...and we get oops in bluetooth. > > Use btusb, instead. > > Actually, I guess we should mark hci_usb as broken. I don't see why we > should debug the same problem over and over again. > Pavel > > -- > (english) http://www.livejournal.com/~pavelmachek > (cesky, pictures) http://atrey.karlin.mff.cuni.cz/~pavel/picture/horses/blog.html > Well; "shizzle my frizzle," The funny thing is, is I have not seen this after performing more suspends, maybe this is a every once in a while scenario. regards; -- Justin P. Mattock