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Subject: Re: 26-rc5+git hang on boot bluetooth hidd/hid_devices
From: Soeren Sonnenburg <kernel@nn7.de>
To: Marcel Holtmann <marcel@holtmann.org>
Cc: Linux Kernel Mailing List <linux-kernel@vger.kernel.org>,
       linux-usb-devel <linux-usb-devel@lists.sourceforge.net>
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Date: Mon, 09 Jun 2008 21:35:01 +0200
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On Mon, 2008-06-09 at 20:19 +0200, Marcel Holtmann wrote:
> Hi Soeren,
> 
> > > > updating to 2.6.26-rc5+git I recognize that debian sid suddenly hangs on
> > > > boot when bluetooth is activated. The last message I see is starting
> > > > hidd/hid_devices. And well 2.6.24/25 boot.
> > > > 
> > > > Does anybody else observe this? Any ideas?
> > > 
> > > is HID2HCI switching utility on? Do you have a HID proxy adapter in your
> > > system? If yes, then it is actually an USB issue.
> > 
> > yes hid2hci is on as this system is a macbookpro that tends to forget
> > that it has internal bluetooth after resume (if resume even works)
> 
> then please disable hid2hci and see if it still has a problem and report
> this to the USB guys.

Indeed when I disable the call to hid2hci it boots through. While
booting I see another (unrelated?) oops (see below).

When I after booting call hid2hci in a terminal it simply hangs.


PCI: Setting latency timer of device 0000:00:1b.0 to 64
hda_codec: STAC922x, Apple subsys_id=106b0200
BUG: unable to handle kernel paging request at f888c000
IP: [<f883b115>] :isight_firmware:isight_firmware_load+0x105/0x240
*pde = 37804067 *pte = 00000000 
Oops: 0000 [#1] PREEMPT SMP 
Modules linked in: snd_hda_intel snd_pcm_oss snd_mixer_oss i2c_i801 isight_firmware(+) snd_pcm snd_timer appletouch snd sky2 soundcore snd_page_alloc evdev

Pid: 964, comm: modprobe Not tainted (2.6.26-rc5-sonne #28)
EIP: 0060:[<f883b115>] EFLAGS: 00010207 CPU: 0
EIP is at isight_firmware_load+0x105/0x240 [isight_firmware]
EAX: f71e0f00 EBX: f888bff3 ECX: 00000009 EDX: f71e0f00
ESI: f888bfff EDI: f71e0f0c EBP: f7191d40 ESP: f7191cfc
 DS: 007b ES: 007b FS: 00d8 GS: 0033 SS: 0068
Process modprobe (pid: 964, ti=f7190000 task=f707d390 task.ti=f7190000)
Stack: 00000040 000092fa 00000000 f71e0f00 00000032 0000012c 0000fa87 0000932c 
       f7b6c45c f7b6c400 00000032 f71e0f00 b48dffff f71f60e0 00000000 f7bd6400 
       f883b7e0 f7191d68 c03315dc 00000000 f7bd641c f7bd6494 f883b760 f7b6c400 
Call Trace:
 [<c03315dc>] ? usb_probe_interface+0xac/0x120
 [<c02e9b98>] ? driver_probe_device+0x88/0x1a0
 [<c01ceeab>] ? sysfs_create_dir+0x2b/0x50
 [<c02e9d29>] ? __driver_attach+0x79/0x80
 [<c02e94b3>] ? bus_for_each_dev+0x53/0x80
 [<c02e9a29>] ? driver_attach+0x19/0x20
 [<c02e9cb0>] ? __driver_attach+0x0/0x80
 [<c02e8e6f>] ? bus_add_driver+0x1bf/0x240
 [<c02e9ec9>] ? driver_register+0x69/0x150
 [<c0124c64>] ? try_to_wake_up+0x74/0x200
 [<c033188c>] ? usb_register_driver+0x7c/0x100
 [<f8843017>] ? isight_firmware_init+0x17/0x19 [isight_firmware]
 [<c0153965>] ? sys_init_module+0x115/0x1ca0
 [<c02002e5>] ? ext3_dirty_inode+0x55/0x80
 [<c0182300>] ? __kmalloc+0x0/0xe0
 [<c01032d1>] ? sysenter_past_esp+0x6a/0x91
 =======================
Code: b5 83 7d d4 32 bf 32 00 00 00 ba d0 00 00 00 89 de 0f 4e 7d d4 89 f8 89 7d e4 e8 f7 71 94 c7 89 f9 c1 e9 02 89 c2 89 45 e8 89 d7 <f3> a5 8b 4d e4 83 e1 03 74 02 f3 a4 8b 45 e0 b9 a0 00 00 00 8b 
EIP: [<f883b115>] isight_firmware_load+0x105/0x240 [isight_firmware] SS:ESP 0068:f7191cfc
---[ end trace 8ea9a3ecbcdbff55 ]---

Soeren
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