From: Pacho Ramos <pacho@condmat1.ciencias.uniovi.es>
To: Johan Hedberg <johan.hedberg@gmail.com>
Cc: linux-bluetooth@vger.kernel.org
Subject: Re: >net-wireless/bluez-4.63 unable to connect audio streams due commit
Date: Sat, 02 Oct 2010 15:58:10 +0200 [thread overview]
Message-ID: <1286027890.12944.1.camel@localhost.localdomain> (raw)
In-Reply-To: <20100920184943.GA22968@jh-x301>
[-- Attachment #1.1: Type: text/plain, Size: 1245 bytes --]
El lun, 20-09-2010 a las 21:49 +0300, Johan Hedberg escribió:
> Hi,
>
> On Mon, Sep 20, 2010, Pacho Ramos wrote:
> > Reporter found that the problem with his dongle was introduced in commit
> > aee26b30bbc24cde464ba1a557c2b258ddec6432 "Make BtIO default security
> > level MEDIUM", he asked here, on upstream mailing list, but didn't get
> > any reply clarifying this:
> > http://marc.info/?l=linux-bluetooth&m=127893935109510&w=2
>
> The important piece of info missing here is an HCI trace of the failure
> (i.e. output of hcidump). There was a similar issue reported on IRC a
> few days back and the hcidump there revealed a LMP response timeout
> after BlueZ issues a HCI_Set_Connection_Encryption command. This would
> seem to indicate a bug either in the local adapter or the remote device
> (headset). Only an airtrace would really reveal what's going on.
> However, I suspect it might be possible to work around this by looking
> into possibilities of changing the ordering and timing of when the
> kernel sends the encryption request.
>
> Johan
>
Sorry for the delay but downstream reporter wasn't able to provide the
information sooner.
Attached is hcidump output, I hope it helps :-)
Thanks a lot
[-- Attachment #1.2: hcidump.out --]
[-- Type: text/plain, Size: 6956 bytes --]
HCI sniffer - Bluetooth packet analyzer ver 1.42
device: hci0 snap_len: 1028 filter: 0xffffffffffffffff
< HCI Command: Create Connection (0x01|0x0005) plen 13
> HCI Event: Command Status (0x0f) plen 4
> HCI Event: Link Key Request (0x17) plen 6
< HCI Command: Link Key Request Reply (0x01|0x000b) plen 22
> HCI Event: Command Complete (0x0e) plen 10
> HCI Event: Connect Complete (0x03) plen 11
< HCI Command: Read Remote Supported Features (0x01|0x001b) plen 2
> HCI Event: Command Status (0x0f) plen 4
< HCI Command: Remote Name Request (0x01|0x0019) plen 10
> HCI Event: Read Remote Supported Features (0x0b) plen 11
< ACL data: handle 12 flags 0x02 dlen 10
L2CAP(s): Info req: type 2
> HCI Event: Command Status (0x0f) plen 4
> HCI Event: Max Slots Change (0x1b) plen 3
> ACL data: handle 12 flags 0x02 dlen 16
L2CAP(s): Info rsp: type 2 result 0
Extended feature mask 0x0000
< ACL data: handle 12 flags 0x02 dlen 12
L2CAP(s): Connect req: psm 1 scid 0x0040
> ACL data: handle 12 flags 0x02 dlen 16
L2CAP(s): Connect rsp: dcid 0x0049 scid 0x0040 result 1 status 2
Connection pending - Authorization pending
> HCI Event: Remote Name Req Complete (0x07) plen 255
> ACL data: handle 12 flags 0x02 dlen 16
L2CAP(s): Connect rsp: dcid 0x0049 scid 0x0040 result 0 status 0
Connection successful
< ACL data: handle 12 flags 0x02 dlen 12
L2CAP(s): Config req: dcid 0x0049 flags 0x00 clen 0
> ACL data: handle 12 flags 0x02 dlen 14
L2CAP(s): Config rsp: scid 0x0040 flags 0x00 result 0 clen 0
Success
> ACL data: handle 12 flags 0x02 dlen 16
L2CAP(s): Config req: dcid 0x0040 flags 0x00 clen 4
MTU 48
< ACL data: handle 12 flags 0x02 dlen 18
L2CAP(s): Config rsp: scid 0x0049 flags 0x00 result 0 clen 4
MTU 48
< ACL data: handle 12 flags 0x02 dlen 24
L2CAP(d): cid 0x0049 len 20 [psm 1]
SDP SSA Req: tid 0x0 len 0xf
pat uuid-16 0x111e (Handsfree)
max 65535
aid(s) 0x0000 - 0xffff
cont 00
> HCI Event: Number of Completed Packets (0x13) plen 5
> ACL data: handle 12 flags 0x02 dlen 52
L2CAP(d): cid 0x0040 len 48 [psm 1]
SDP SSA Rsp: tid 0x0 len 0x2b
count 38
cont 02 00 39
< ACL data: handle 12 flags 0x02 dlen 26
L2CAP(d): cid 0x0049 len 22 [psm 1]
SDP SSA Req: tid 0x1 len 0x11
pat uuid-16 0x111e (Handsfree)
max 65535
aid(s) 0x0000 - 0xffff
cont 02 00 39
> ACL data: handle 12 flags 0x02 dlen 52
L2CAP(d): cid 0x0040 len 48 [psm 1]
SDP SSA Rsp: tid 0x1 len 0x2b
count 38
cont 02 00 13
< ACL data: handle 12 flags 0x02 dlen 26
L2CAP(d): cid 0x0049 len 22 [psm 1]
SDP SSA Req: tid 0x2 len 0x11
pat uuid-16 0x111e (Handsfree)
max 65535
aid(s) 0x0000 - 0xffff
cont 02 00 13
> ACL data: handle 12 flags 0x02 dlen 31
L2CAP(d): cid 0x0040 len 27 [psm 1]
SDP SSA Rsp: tid 0x2 len 0x16
count 19
record #0
aid 0x0000 (SrvRecHndl)
uint 0x10002
aid 0x0001 (SrvClassIDList)
< uuid-16 0x111e (Handsfree) uuid-16 0x1203 (Audio) >
aid 0x0004 (ProtocolDescList)
< < uuid-16 0x0100 (L2CAP) > <
uuid-16 0x0003 (RFCOMM) uint 0x1 > >
aid 0x0006 (LangBaseAttrIDList)
< uint 0x656e uint 0x6a uint 0x100 >
aid 0x0009 (BTProfileDescList)
< < uuid-16 0x111e (Handsfree) uint 0x101 > >
aid 0x0100 (SrvName)
str "Hands-Free unit"
aid 0x0311 (SuppFeatures)
uint 0x18
cont 00
< ACL data: handle 12 flags 0x02 dlen 12
L2CAP(s): Connect req: psm 3 scid 0x0041
> HCI Event: Number of Completed Packets (0x13) plen 5
> ACL data: handle 12 flags 0x02 dlen 16
L2CAP(s): Connect rsp: dcid 0x004a scid 0x0041 result 1 status 2
Connection pending - Authorization pending
> ACL data: handle 12 flags 0x02 dlen 16
L2CAP(s): Connect rsp: dcid 0x004a scid 0x0041 result 0 status 0
Connection successful
< ACL data: handle 12 flags 0x02 dlen 16
L2CAP(s): Config req: dcid 0x004a flags 0x00 clen 4
MTU 1013
> ACL data: handle 12 flags 0x02 dlen 14
L2CAP(s): Config rsp: scid 0x0041 flags 0x00 result 0 clen 0
Success
> ACL data: handle 12 flags 0x02 dlen 16
L2CAP(s): Config req: dcid 0x0041 flags 0x00 clen 4
MTU 1013
< ACL data: handle 12 flags 0x02 dlen 18
L2CAP(s): Config rsp: scid 0x004a flags 0x00 result 0 clen 4
MTU 1013
< ACL data: handle 12 flags 0x02 dlen 8
L2CAP(d): cid 0x004a len 4 [psm 3]
RFCOMM(s): SABM: cr 1 dlci 0 pf 1 ilen 0 fcs 0x1c
> ACL data: handle 12 flags 0x02 dlen 8
L2CAP(d): cid 0x0041 len 4 [psm 3]
RFCOMM(s): UA: cr 1 dlci 0 pf 1 ilen 0 fcs 0xd7
< HCI Command: Authentication Requested (0x01|0x0011) plen 2
> HCI Event: Command Status (0x0f) plen 4
> HCI Event: Auth Complete (0x06) plen 3
< HCI Command: Set Connection Encryption (0x01|0x0013) plen 3
> HCI Event: Command Status (0x0f) plen 4
> HCI Event: Number of Completed Packets (0x13) plen 5
< ACL data: handle 12 flags 0x02 dlen 12
L2CAP(s): Disconn req: dcid 0x0049 scid 0x0040
< ACL data: handle 12 flags 0x02 dlen 8
L2CAP(d): cid 0x004a len 4 [psm 3]
RFCOMM(s): DISC: cr 1 dlci 2 pf 1 ilen 0 fcs 0xb8
> HCI Event: Number of Completed Packets (0x13) plen 5
> HCI Event: Disconn Complete (0x05) plen 4
< HCI Command: Create Connection (0x01|0x0005) plen 13
> HCI Event: Command Status (0x0f) plen 4
> HCI Event: Link Key Request (0x17) plen 6
< HCI Command: Link Key Request Reply (0x01|0x000b) plen 22
> HCI Event: Command Complete (0x0e) plen 10
> HCI Event: Connect Complete (0x03) plen 11
< HCI Command: Read Remote Supported Features (0x01|0x001b) plen 2
> HCI Event: Max Slots Change (0x1b) plen 3
> HCI Event: Command Status (0x0f) plen 4
< HCI Command: Remote Name Request (0x01|0x0019) plen 10
> HCI Event: Read Remote Supported Features (0x0b) plen 11
< ACL data: handle 11 flags 0x02 dlen 10
L2CAP(s): Info req: type 2
> HCI Event: Command Status (0x0f) plen 4
> ACL data: handle 11 flags 0x02 dlen 16
L2CAP(s): Info rsp: type 2 result 0
Extended feature mask 0x0000
< HCI Command: Authentication Requested (0x01|0x0011) plen 2
> HCI Event: Remote Name Req Complete (0x07) plen 255
> HCI Event: Command Status (0x0f) plen 4
> HCI Event: Auth Complete (0x06) plen 3
< HCI Command: Set Connection Encryption (0x01|0x0013) plen 3
> HCI Event: Command Status (0x0f) plen 4
> HCI Event: Number of Completed Packets (0x13) plen 5
> HCI Event: Disconn Complete (0x05) plen 4
< HCI Command: Reset (0x03|0x0003) plen 0
> HCI Event: Command Complete (0x0e) plen 4
[-- Attachment #2: This is a digitally signed message part --]
[-- Type: application/pgp-signature, Size: 198 bytes --]
next prev parent reply other threads:[~2010-10-02 13:58 UTC|newest]
Thread overview: 13+ messages / expand[flat|nested] mbox.gz Atom feed top
2010-09-20 18:13 >net-wireless/bluez-4.63 unable to connect audio streams due commit Pacho Ramos
2010-09-20 18:49 ` Johan Hedberg
2010-10-02 13:58 ` Pacho Ramos [this message]
2010-10-04 10:00 ` Luiz Augusto von Dentz
2010-10-04 10:25 ` Pacho Ramos
2010-10-04 12:35 ` Uwe Kleine-König
2010-10-04 12:45 ` How add support of LLMNR for PAN Chetankumar Manjegowda
2010-10-04 15:35 ` Arun Kumar
2010-10-05 4:47 ` Chetankumar Manjegowda
2010-10-11 11:17 ` Arun K. Singh
2010-10-18 18:24 ` >net-wireless/bluez-4.63 unable to connect audio streams due commit Pacho Ramos
2010-10-31 11:25 ` Pacho Ramos
2010-11-02 17:25 ` Peter Hurley
Reply instructions:
You may reply publicly to this message via plain-text email
using any one of the following methods:
* Save the following mbox file, import it into your mail client,
and reply-to-all from there: mbox
Avoid top-posting and favor interleaved quoting:
https://en.wikipedia.org/wiki/Posting_style#Interleaved_style
* Reply using the --to, --cc, and --in-reply-to
switches of git-send-email(1):
git send-email \
--in-reply-to=1286027890.12944.1.camel@localhost.localdomain \
--to=pacho@condmat1.ciencias.uniovi.es \
--cc=johan.hedberg@gmail.com \
--cc=linux-bluetooth@vger.kernel.org \
/path/to/YOUR_REPLY
https://kernel.org/pub/software/scm/git/docs/git-send-email.html
* If your mail client supports setting the In-Reply-To header
via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line
before the message body.
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox;
as well as URLs for NNTP newsgroup(s).