Re: [Bluez-users] bthid dies via kernel oops in 2.6.5

[Marcel Holtmann <marcel@holtmann.org>]

Hi Michal,

> When I tried switch to console via ctrl+alt+del in 2.6.5, my bthid dies and 
> kernel oopses. Here is valid part of syslog. This kernel is not patched with 
> latest -mh patch. 
> 
> Apr 12 02:08:50 notas bthid[1021]: Bluetooth HID service started
> Apr 12 02:08:53 notas bthid[1021]: Connected: Microsoft Five Button Mouse 
> (045e
> :007c)
> Apr 12 02:08:58 notas bthid[1021]: Connected: Microsoft Bluetooth keyboard 
> (045
> e:007b)
> Apr 12 02:09:40 notas kernel:  <1>Unable to handle kernel paging request at 
> vir
> tual address 00100100
> Apr 12 02:09:40 notas kernel:  printing eip:
> Apr 12 02:09:40 notas kernel: c025087f
> Apr 12 02:09:40 notas kernel: *pde = 00000000
> Apr 12 02:09:40 notas kernel: Oops: 0000 [#3]
> Apr 12 02:09:40 notas kernel: PREEMPT
> Apr 12 02:09:40 notas kernel: CPU:    0
> Apr 12 02:09:40 notas kernel: EIP:    0060:[<c025087f>]    Not tainted
> Apr 12 02:09:40 notas kernel: EFLAGS: 00210246   (2.6.5)
> Apr 12 02:09:40 notas kernel: EIP is at mousedev_event+0x83/0x20f
> Apr 12 02:09:40 notas kernel: eax: 001000f8   ebx: 001000f8   ecx: c03a7160   
> e
> dx: 00100100
> Apr 12 02:09:40 notas kernel: esi: 00000000   edi: 00000000   ebp: ce3c7f24   
> e
> sp: ce3c7f04
> Apr 12 02:09:40 notas kernel: ds: 007b   es: 007b   ss: 0068
> Apr 12 02:09:40 notas kernel: Process bthid (pid: 1021, threadinfo=ce3c6000 
> tas                                                               k=c7a79260)
> Apr 12 02:09:40 notas kernel: Stack: cdbd93d4 00000001 c3f9d730 c3f9d700 
> c03a71                                                               60 
> 00000000 ce3c6000 c3f9d700
> Apr 12 02:09:40 notas kernel:        c03a7160 00000000 00000001 c033dfc0 
> c3f9d7                                                               30 
> 00000000 c3af4e38 c024ef5f
> Apr 12 02:09:40 notas kernel:        00000000 00000000 ce3c7f68 00000010 
> bffff5                                                               00 
> c9b4d400 cf8c04ae 00000000
> Apr 12 02:09:40 notas kernel: Call Trace:
> Apr 12 02:09:40 notas kernel:  [<c024ef5f>] input_event+0xe3/0x3dd
> Apr 12 02:09:40 notas kernel:  [<cf8c04ae>] uinput_write+0x89/0xb5 [uinput]
> Apr 12 02:09:40 notas kernel:  [<c014b6c5>] vfs_write+0xc6/0x111
> Apr 12 02:09:40 notas kernel:  [<c014b7a1>] sys_write+0x38/0x59
> Apr 12 02:09:40 notas kernel:  [<c0109057>] syscall_call+0x7/0xb
> Apr 12 02:09:40 notas kernel:
> Apr 12 02:09:40 notas kernel: Code: 8b 40 08 0f 18 00 90 8d 41 28 39 c2 75 ce 
> 8                                                               b 44 24 04 85 
> c0
> Apr 12 02:09:52 notas bthid[1036]: Bluetooth HID service started
> Apr 12 02:09:55 notas bthid[1036]: Connected: Microsoft Bluetooth keyboard 
> (045                                                               e:007b)
> Apr 12 02:10:24 notas bthid[1036]: Connected: Microsoft Five Button Mouse 
> (045e                                                               :007c)

this is not a bug in the Bluetooth subsystem. Compile your kernel
without preempt support and try again.

Regards

Marcel




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