Return-Path: From: Ed Tomlinson To: Corey Boyle , Bluettooth Linux Subject: Re: Linux 2.6.39 Date: Wed, 25 May 2011 07:11:17 -0400 Cc: ville.tervo@nokia.com, linux-kernel@vger.kernel.org References: In-Reply-To: MIME-Version: 1.0 Content-Type: Text/Plain; charset="iso-8859-1" Message-Id: <201105250711.17971.edt@aei.ca> Sender: linux-kernel-owner@vger.kernel.org List-ID: On Wednesday 25 May 2011 06:54:54 Corey Boyle wrote: > > On Mon, May 23, 2011 at 06:08:36PM -0400, ext Ed Tomlinson wrote: > > > On Saturday 21 May 2011 16:31:00 Ed Tomlinson wrote: > > > > On Saturday 21 May 2011 13:56:20 Milan Oravec wrote: > > > > > Hi Linus, I'm sorry bothering you, but my usb-bluetooth dongle stop working in > > > > > 2.6.39 kernel series. > > > > > I know it is nothing ground breaking but it is bug. > > > > > I'm using this hardware from 2.6.11 kernel series. > > > > > Details are included in this thread: > > > > > > > > > > https://lkml.org/lkml/2011/4/18/481 > > > > > > > > > > I hope I'm doing nothing false writing this email. > > > > > > > > Same device, same problem here. > > > > > > > > You are not alone > > > > > > I had some time this afternood so I tried bisecting without much luck. I ended up \ > > > somewhere rc1 ish with a system that would paniced during boot. Here is the bisect \ > > > log incase it helps: > > > # bad: [61c4f2c81c61f73549928dfd9f3e8f26aa36a8cf] Linux 2.6.39 > > > # good: [521cb40b0c44418a4fd36dc633f575813d59a43d] Linux 2.6.38 > > > git bisect start 'v2.6.39' 'v2.6.38' '--' 'drivers/bluetooth' > > > # bad: [7a6362800cb7d1d618a697a650c7aaed3eb39320] Merge \ > > > git://git.kernel.org/pub/scm/linux/kernel/git/davem/net-next-2.6 git bisect bad \ > > > 7a6362800cb7d1d618a697a650c7aaed3eb39320 # bad: \ > > > [0a0e9ae1bd788bc19adc4d4ae08c98b233697402] Merge branch 'master' of \ > > > master.kernel.org:/pub/scm/linux/kernel/git/davem/net-2.6 git bisect bad \ > > > 0a0e9ae1bd788bc19adc4d4ae08c98b233697402 # skip: \ > > > [03c2d0e89409b59c1ec9d9511533cedc0b7aaa69] Bluetooth: Use usb_fill_int_urb() git \ > > > bisect skip 03c2d0e89409b59c1ec9d9511533cedc0b7aaa69 # skip: \ > > > [7f4b2b04c88377af30c022f36c060190182850fb] Bluetooth: Make hci a child of the \ > > > corresponding tty device. git bisect skip 7f4b2b04c88377af30c022f36c060190182850fb > > > # skip: [84f0e17f78471857104a20dfc57711409f68d7bf] Bluetooth: ath3k: Avoid \ > > > duplication of code git bisect skip 84f0e17f78471857104a20dfc57711409f68d7bf > > > > > > Ring any bells for anyone? > > > > > > Probably should open a regression bug for this too.... > > > > I think this is regression with d5859e22cd40b73164b3e5d8d5d796f96edcc6af > > commit. Probably the code tries to enable something that is not supported. > > > > Could you pastebin hcidump while doing hciconfig hci0 up? hcidump HCI sniffer - Bluetooth packet analyzer ver 2.0 device: hci0 snap_len: 1028 filter: 0xffffffffffffffff < HCI Command: Reset (0x03|0x0003) plen 0 > HCI Event: Command Complete (0x0e) plen 4 Reset (0x03|0x0003) ncmd 1 status 0x00 < HCI Command: Read Local Supported Features (0x04|0x0003) plen 0 > HCI Event: Command Complete (0x0e) plen 12 Read Local Supported Features (0x04|0x0003) ncmd 1 status 0x00 Features: 0xff 0xff 0x0f 0x00 0x00 0x00 0x00 0x00 < HCI Command: Read Local Version Information (0x04|0x0001) plen 0 > HCI Event: Command Complete (0x0e) plen 12 Read Local Version Information (0x04|0x0001) ncmd 1 status 0x00 HCI Version: 1.1 (0x1) HCI Revision: 0x20d LMP Version: 1.1 (0x1) LMP Subversion: 0x20d Manufacturer: Cambridge Silicon Radio (10) < HCI Command: Read Buffer Size (0x04|0x0005) plen 0 > HCI Event: Command Complete (0x0e) plen 11 Read Buffer Size (0x04|0x0005) ncmd 1 status 0x00 ACL MTU 192:8 SCO MTU 64:8 < HCI Command: Read BD ADDR (0x04|0x0009) plen 0 > HCI Event: Command Complete (0x0e) plen 10 Read BD ADDR (0x04|0x0009) ncmd 1 status 0x00 bdaddr 00:0A:3A:55:07:5A < HCI Command: Read Class of Device (0x03|0x0023) plen 0 > HCI Event: Command Complete (0x0e) plen 7 Read Class of Device (0x03|0x0023) ncmd 1 status 0x00 class 0x000000 < HCI Command: Read Local Name (0x03|0x0014) plen 0 > HCI Event: Command Complete (0x0e) plen 252 Read Local Name (0x03|0x0014) ncmd 1 status 0x00 name 'grover-0' < HCI Command: Read Voice Setting (0x03|0x0025) plen 0 > HCI Event: Command Complete (0x0e) plen 6 Read Voice Setting (0x03|0x0025) ncmd 1 status 0x00 voice setting 0x0060 < HCI Command: Set Event Filter (0x03|0x0005) plen 1 type 0 condition 0 Clear all filters > HCI Event: Command Complete (0x0e) plen 4 Set Event Filter (0x03|0x0005) ncmd 1 status 0x00 < HCI Command: Write Connection Accept Timeout (0x03|0x0016) plen 2 timeout 32000 > HCI Event: Command Complete (0x0e) plen 4 Write Connection Accept Timeout (0x03|0x0016) ncmd 1 status 0x00 < HCI Command: Delete Stored Link Key (0x03|0x0012) plen 7 bdaddr 00:00:00:00:00:00 all 1 > HCI Event: Command Complete (0x0e) plen 6 Delete Stored Link Key (0x03|0x0012) ncmd 1 status 0x00 deleted 0 < HCI Command: Set Event Mask (0x03|0x0001) plen 8 Mask: 0xfffffbff00000000 > HCI Event: Command Complete (0x0e) plen 4 Set Event Mask (0x03|0x0001) ncmd 1 status 0x12 Error: Invalid HCI Command Parameters Thanks Ed > This sounds like it could be the same problem I mailed about here: > http://marc.info/?l=linux-bluetooth&m=130610549726588&w=2. > I still haven't determined why the HCI_OP_SET_EVENT_MASK command was failing. > > Hope this helps! > >