Return-Path: Subject: Re: [Bluez-devel] Link interrupted/destroyed by CC on other hci device From: Marcel Holtmann To: Andreas Gaufer Cc: BlueZ Mailing List In-Reply-To: <20040629104140.04f9c2c8.Andreas.Gaufer@blue-cell-networks.com> References: <20040628215642.516c0ff6.Andreas.Gaufer@blue-cell-networks.com> <1088453745.6030.89.camel@pegasus> <20040629104140.04f9c2c8.Andreas.Gaufer@blue-cell-networks.com> Content-Type: text/plain Message-Id: <1088531507.6030.321.camel@pegasus> Mime-Version: 1.0 Sender: bluez-devel-admin@lists.sourceforge.net Errors-To: bluez-devel-admin@lists.sourceforge.net List-Unsubscribe: , List-Id: List-Post: List-Help: List-Subscribe: , List-Archive: Date: Tue, 29 Jun 2004 19:51:47 +0200 Hi Andreas, > im afraid i dont actauly see the event in hcidump. I guess this is > something that goes wrong on the remote side. > > ------------ snipp -------------- > 1088497489.410713 < ACL data: handle 0x002a flags 0x02 dlen 192 > 1088497489.410725 < ACL data: handle 0x002a flags 0x01 dlen 63 > L2CAP(d): cid 0x85 len 251 [psm 3] > RFCOMM(d): UIH: cr 1 dlci 20 pf 0 ilen 246 fcs 0x31 > 6C 61 67 00 00 00 00 01 00 00 38 42 49 4D 27 10 14 4A 61 70 > 61 6E 65 73 65 20 50 72 69 6E 74 20 46 6C 61 67 73 00 00 00 > 00 0A 00 01 00 00 00 00 00 00 00 02 38 42 49 4D 03 F5 17 43 > 6F 6C 6F 72 20 48 61 6C 66 74 6F 6E 65 20 53 65 74 74 69 6E > 67 73 00 00 00 48 00 2F 66 66 00 01 00 6C 66 66 00 06 00 00 > 00 00 00 01 00 2F 66 66 00 01 00 A1 99 9A 00 06 00 00 00 00 > 00 01 00 32 00 00 00 01 00 5A 00 00 00 06 00 00 00 00 00 01 > 00 35 00 00 00 01 00 2D 00 00 00 06 00 00 00 00 00 01 38 42 > 49 4D 03 F8 17 43 6F 6C 6F 72 20 54 72 61 6E 73 66 65 72 20 > 53 65 74 74 69 6E 67 73 00 00 00 70 00 00 FF FF FF FF FF FF > FF FF FF FF FF FF FF FF FF FF FF FF FF FF FF FF 03 E8 00 00 > 00 00 FF FF FF FF FF FF FF FF FF FF FF FF FF FF FF FF FF FF > FF FF FF FF 03 E8 > 1088497489.410753 < ACL data: handle 0x002a flags 0x02 dlen 28 > L2CAP(d): cid 0x85 len 24 [psm 3] > RFCOMM(d): UIH: cr 1 dlci 20 pf 0 ilen 20 fcs 0x31 > 00 00 00 00 FF FF FF FF FF FF FF FF FF FF FF FF FF FF FF FF > 1088497489.425622 > HCI Event: Number of Completed Packets(0x13) plen 5 > 01 2A 00 01 00 > 1088497489.427617 > HCI Event: Number of Completed Packets(0x13) plen 5 > 01 2A 00 01 00 > 1088497489.437616 > HCI Event: Number of Completed Packets(0x13) plen 5 > 01 2A 00 01 00 > 1088497489.440617 > HCI Event: Number of Completed Packets(0x13) plen 5 > 01 2A 00 01 00 > 1088497489.442615 > HCI Event: Number of Completed Packets(0x13) plen 5 > 01 2A 00 01 00 > > Here the phone says "Link interupted" and the Transfer is stalled on > host side. > > After 10s of inactivity during the transfer I kill the obex process so > the link gets closed. > > 1088497499.412666 < ACL data: handle 0x002a flags 0x02 dlen 12 > L2CAP(s): Disconn req: dcid 0x0083 scid 0x0040 > > Do you see anything strange here? I guess i need a PA to debug this. > Since this happens on SE Phones only i'll try to get somone to talk to > there. > > As i sayd it heappens not always but verry often in the moment when > another chip is paging. Maby this makes the phones stack crazy when they > jump on the same freq? > > Anyways i guess this is not a bluez issue so thanks for the help so far. if you can only reproduce it with a SE phone then I think it is really not a BlueZ problem. However I am not sure if you will find the bug with a protocol analyser. Try to play with different master/slave roles and the role switch itself. I have seen problems with role switches in piconets with more than 5 HID devices. Regards Marcel ------------------------------------------------------- This SF.Net email sponsored by Black Hat Briefings & Training. Attend Black Hat Briefings & Training, Las Vegas July 24-29 - digital self defense, top technical experts, no vendor pitches, unmatched networking opportunities. Visit www.blackhat.com _______________________________________________ Bluez-devel mailing list Bluez-devel@lists.sourceforge.net https://lists.sourceforge.net/lists/listinfo/bluez-devel