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Date: Thu, 13 Aug 2009 16:25:32 +0200
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From: Bela Valek <bvalek2@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
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2009/8/13 Noah Evans <noah.evans@gmail.com>:
> Can add 'flag x +' to /rc/bin/usbstart and /rc/bin/termrc and post
> that output? I think I know your problem now. Also could you:
> echo =A0| grep -s hello; echo $status
>
> My guess is that somehow your grep is borked and:
>
> =A0 =A0 =A0 =A0if (! ps | grep -s ' usbd$')
> =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0usb/usbd
> is succeeding in /rc/bin/usbstart
>

term% echo  | grep -s hello; echo $status
grep: exec header invalid
|rc 220: can't exec: exec header invalid

I wonder, what did I temper with, on two different installations. I
just tried a clean install, the error message is not there, and ps
show only 4 usbd threads.