Subject: Re: ehci and bge randomly not working
To: Chris Tribo <>
From: Steven M. Bellovin <>
List: current-users
Date: 10/03/2005 18:55:45
In message <>, Chris Tribo writes:
>Ever since 3.99.7/8 my EHCI and BGE controllers have been acting up  
>more than usual.
>I've stated the clues to EHCI before, everything is normal in the  
>dmesg except
>ehci_sync_hc: tsleep() = 35
>If 35 is errno, the man page says something about it being a  
>temporary error condition, try again later. That doesn't make any  
>sense to me but I don't really have a handle on the code either.
>bge is doing:
>bge0: watchdog timeout -- resetting
>bge0: block failed to stop: reg 0x1400, bit 0x00000002
>Its quite curious that they both seem to not work at the same time.  
>Is this a symptom of not being able to get contiguous kernel memory  
>for buffers? Or am I just "lucky"? The fact that this problem  
>persists across multiple warm and cold boots and then suddenly works  
>fine is also disturbing. Not being able to type or ssh in makes this  
>box pretty much useless. Can someone please help me diagnose this?
For what it's worth, I have two bge desktops running -current, with no 
problems.  Nor have I seen any ehci problems.

		--Steven M. Bellovin,