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Date: Thu, 13 Aug 2009 13:01:13 +0200
Message-ID: <56a297000908130401w574b8934v6f33860e63d824ab@mail.gmail.com>
From: Noah Evans <noah.evans@gmail.com>
To: Fans of the OS Plan 9 from Bell Labs <9fans@9fans.net>
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Subject: Re: [9fans] usbd error message
Topicbox-Message-UUID: 459b8b56-ead5-11e9-9d60-3106f5b1d025

Can you mk all /sys/src/libthread. This is bogging down a bit. Take it off-=
list?

On Thu, Aug 13, 2009 at 12:23 PM, Bela Valek<bvalek2@gmail.com> wrote:
> First of all, i missed some pids, the total number of usbd processes is 8=
:
>
> glenda =A0 =A0 =A0 =A0 =A0 =A05 =A0 =A00:00 =A0 0:00 =A0 =A0 =A0356K Slee=
p =A0 =A0usbd
> glenda =A0 =A0 =A0 =A0 =A0 =A06 =A0 =A00:00 =A0 0:00 =A0 =A0 =A0356K Prea=
d =A0 =A0usbd
> glenda =A0 =A0 =A0 =A0 =A0 =A07 =A0 =A00:00 =A0 0:00 =A0 =A0 =A0356K Rend=
ez =A0 usbd
> glenda =A0 =A0 =A0 =A0 =A0 =A08 =A0 =A00:00 =A0 0:00 =A0 =A0 =A0356K Rend=
ez =A0 usbd
> glenda =A0 =A0 =A0 =A0 =A0 95 =A0 =A00:00 =A0 0:00 =A0 =A0 =A0356K Sleep =
=A0 =A0usbd
> glenda =A0 =A0 =A0 =A0 =A0 96 =A0 =A00:00 =A0 0:00 =A0 =A0 =A0356K Pread =
=A0 =A0usbd
> glenda =A0 =A0 =A0 =A0 =A0 97 =A0 =A00:00 =A0 0:00 =A0 =A0 =A0356K Rendez=
 =A0 usbd
> glenda =A0 =A0 =A0 =A0 =A0 98 =A0 =A00:00 =A0 0:00 =A0 =A0 =A0356K Rendez=
 =A0 usbd
>
> processes 5 - 8 give this an output like this:
>
> term% echo 'stacks()' | acid -l thread 5
> /proc/5/text:386 plan 9 executable
> /sys/lib/acid/port
> /sys/lib/acid/386
> /sys/lib/acid/thread:1: (error) pushfile:
> /sys/src/libthread/sched.acid: '/sys/src/libthread/sched.acid' does
> not exist
> no symbol information
> acid: <stdin>:2: (error) no function stacks
> acid:
> echo kill > /proc/5/ctl
>
> processes 95 - 98 give this output (missing line: 'no symbol information'=
):
>
> term% echo 'stacks()' | acid -l thread 95
> /proc/5/text:386 plan 9 executable
> /sys/lib/acid/port
> /sys/lib/acid/386
> /sys/lib/acid/thread:1: (error) pushfile:
> /sys/src/libthread/sched.acid: '/sys/src/libthread/sched.acid' does
> not exist
> acid: <stdin>:2: (error) no function stacks
> acid:
> echo kill > /proc/95/ctl
>
> Greetings: B=E9la
>
> 2009/8/13 Noah Evans <noah.evans@gmail.com>:
>> Okay, could you run:
>>
>> =A0echo 'stacks()' | acid -l thread <pid>
>>
>> On Thu, Aug 13, 2009 at 11:44 AM, Bela Valek<bvalek2@gmail.com> wrote:
>>> Logged in with 'none':
>>>
>>> none =A0 =A0 =A0 =A0 =A0 =A0 91 =A0 =A00:00 =A0 0:00 =A0 =A0 =A0356K Sl=
eep =A0 =A0usbd
>>> none =A0 =A0 =A0 =A0 =A0 =A0 92 =A0 =A00:00 =A0 0:00 =A0 =A0 =A0356K Pr=
ead =A0 =A0usbd
>>> none =A0 =A0 =A0 =A0 =A0 =A0 93 =A0 =A00:00 =A0 0:00 =A0 =A0 =A0356K Re=
ndez =A0 usbd
>>> none =A0 =A0 =A0 =A0 =A0 =A0 94 =A0 =A00:00 =A0 0:00 =A0 =A0 =A0356K Re=
ndez =A0 usbd
>>>
>>> Logged in with 'glenda':
>>>
>>> glenda =A0 =A0 =A0 =A0 =A0 =A05 =A0 =A00:00 =A0 0:00 =A0 =A0 =A0356K Sl=
eep =A0 =A0usbd
>>> glenda =A0 =A0 =A0 =A0 =A0 =A06 =A0 =A00:00 =A0 0:00 =A0 =A0 =A0356K Pr=
ead =A0 =A0usbd
>>> glenda =A0 =A0 =A0 =A0 =A0 =A07 =A0 =A00:00 =A0 0:00 =A0 =A0 =A0356K Re=
ndez =A0 usbd
>>> glenda =A0 =A0 =A0 =A0 =A0 =A08 =A0 =A00:00 =A0 0:00 =A0 =A0 =A0356K Re=
ndez =A0 usbd
>>>
>>> Its a default install, nothing was modified.
>>>
>>> 2009/8/13 Noah Evans <noah.evans@gmail.com>:
>>>> Are you sure you're not running two usbds? Can send a listing of your
>>>> process table?
>>>>
>>>> On Thu, Aug 13, 2009 at 11:03 AM, Bela Valek<bvalek2@gmail.com> wrote:
>>>>> I managed to reproduce the error in Bochs, the only thing I did was
>>>>> turning on the USB support in the emulator (usb_uhci: enabled=3D1).
>>>>>
>>>>> Startup:
>>>>> pcirouting: BIOS workaround: PCI.0.1.3 at pin 1 link 96 irq 11 -> 9
>>>>> #u/usb/ep1.0: uhci: port 0xC020 irq 9
>>>>> 256M memory: 105M kernel data, 151M user, 576M swap
>>>>> usbd...root is from (tcp, local)[local!#S/sdC0/fossil]:
>>>>>
>>>>> The error message:
>>>>> usb/usbd: opendevdata: /dev/usb/ep1.0: '/dev/usb/ep1.0/data' device o=
r
>>>>> object already in use
>>>>> usb/usbd: /dev/usb/ep1.0: '/dev/usb/ep1.0/data' device or object alre=
ady in use
>>>>>
>>>>> Do you know what happened?
>>>>>
>>>>> Greetings: B=E9la
>>>>>
>>>>>
>>>>
>>>>
>>>
>>>
>>
>>
>
>