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From: Riku Voipio <riku.voipio@iki.fi>
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Subject: [Bluez-users] Oops in hci_usb
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Date: Sat, 1 May 2004 20:36:26 +0300

Just found an oops, by usinh thinkpax x40:s enable/disable bluetooth
button to disable the bluetooth radio... Like I forgot to say in the
previous mail, please CC me, not subscribed and the archives seem not to
work.

Linux wombat 2.6.6-rc1 #1 Wed Apr 21 03:05:54 EEST 2004 i686 GNU/Linux

usb 4-1: USB disconnect, address 2
Unable to handle kernel NULL pointer dereference at virtual address
00000068
 printing eip:
c017a875
*pde = 00000000
Oops: 0002 [#1]
PREEMPT
CPU:    0
EIP:    0060:[<c017a875>]    Not tainted
EFLAGS: 00010282   (2.6.6-rc1)
EIP is at sysfs_hash_and_remove+0x15/0x7d
eax: 00000000   ebx: e015b3c0   ecx: 00000068   edx: de4f0690
esi: de544280   edi: e015b360   ebp: e015b3c0   esp: de76de58
ds: 007b   es: 007b   ss: 0068
Process khubd (pid: 280, threadinfo=de76c000 task=dea2e230)
Stack: de4f0580 e0133cc0 e015b3c0 de81cd30 c01d2b5f de544280 c0292ca9 c01d2ee5
       de81cd30 e015b3ac de81cc00 de81cc00 de7db800 de7db824 e01531fb de81cd30
       de4f0590 de4f0180 e0132cda de81cc00 de4f0580 e0133cc0 de4f0680 e0133cc0
Call Trace:
 [<c01d2b5f>] class_device_dev_unlink+0x25/0x27
 [<c01d2ee5>] class_device_del+0x75/0xae
 [<e01531fb>] hci_unregister_dev+0x10/0x84 [bluetooth]
 [<e0132cda>] hci_usb_disconnect+0x35/0x7f [hci_usb]
 [<e00890e0>] usb_unbind_interface+0x7a/0x7c [usbcore]
 [<c01d2365>] device_release_driver+0x64/0x66
 [<c01d2489>] bus_remove_device+0x55/0x96
 [<c01d1556>] device_del+0x5d/0x9b
 [<c01d15a7>] device_unregister+0x13/0x23
 [<e008ecfb>] usb_disable_device+0x71/0xac [usbcore]
 [<e0089bbd>] usb_disconnect+0x9b/0xe8 [usbcore]
 [<e008bbd3>] hub_port_connect_change+0x26f/0x274 [usbcore]
 [<e008b5c4>] hub_port_status+0x45/0xb0 [usbcore]
 [<e008beab>] hub_events+0x2d3/0x346 [usbcore]
 [<e008bf4b>] hub_thread+0x2d/0xe4 [usbcore]
 [<c0103b6e>] ret_from_fork+0x6/0x14
 [<c011342c>] default_wake_function+0x0/0x12
 [<e008bf1e>] hub_thread+0x0/0xe4 [usbcore]
 [<c0101ffd>] kernel_thread_helper+0x5/0xb

Code: ff 48 68 78 63 89 34 24 8b 44 24 18 89 44 24 04 e8 66 ff ff

-- 
Riku Voipio  	       | riku.voipio at iki.fi         |
kirkkonummentie 33     |    +358 44 5000343          --+--
02140 Espoo            |                               |
dark> A bad analogy is like leaky screwdriver          |


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