Subject: Re: port-sparc64/29473: nfs + bus_dmamap_load_mbuf often results in a hang
To: None <port-sparc64-maintainer@netbsd.org, gnats-admin@netbsd.org,>
From: john heasley <heas@shrubbery.net>
List: netbsd-bugs
Date: 02/23/2005 19:47:01
The following reply was made to PR port-sparc64/29473; it has been noted by GNATS.
From: john heasley <heas@shrubbery.net>
To: Andrey Petrov <petrov@netbsd.org>
Cc: gnats-bugs@netbsd.org, port-sparc64-maintainer@netbsd.org,
gnats-admin@netbsd.org, netbsd-bugs@netbsd.org
Subject: Re: port-sparc64/29473: nfs + bus_dmamap_load_mbuf often results in a hang
Date: Wed, 23 Feb 2005 11:46:09 -0800
Wed, Feb 23, 2005 at 11:35:15AM -0800, Andrey Petrov:
> Hi John,
>
> Your report raised some questions:
> Can you ping or telnet into the box? What ps shows? How hard machine hang?
> If you have active shell session can you do something in it?
It completely hangs, IIRC not even ping works. I got the traces that I
included from the trap registers after sending an XIR.
I can pretty much produce this at will, but I can't sacrifice the machine
at the moment.