Re: port-alpha/38335 (kernel freeze on alpha MP system)

[Jarle Greipsland <jarle%uninett.no@localhost>]

The following reply was made to PR port-alpha/38335; it has been noted by GNATS.

From: Jarle Greipsland <jarle%uninett.no@localhost>
To: mhitch%lightning.msu.montana.edu@localhost
Cc: gnats-bugs%NetBSD.org@localhost, gnats-admin%netbsd.org@localhost
Subject: Re: port-alpha/38335 (kernel freeze on alpha MP system)
Date: Fri, 02 Oct 2009 08:54:35 +0200 (CEST)

 "Michael L. Hitch" <mhitch%lightning.msu.montana.edu@localhost> writes:
 >    It does show that what I thought had happened did indeed happen.
 > > 0xfffffc0000736ac0 <pmap_do_tlb_shootdown+224>: ldq     t1,24(t3)
 [ ... ]
 Is there any more info I can gather for you, or can you just as
 easily reproduce this yourself?
 
 >    This is the problem I'm still in the process of trying to figure out 
 > what the problem is and how to fix it.  The patch I posted previously is a 
 > workaround to detect this particular problem, and will display a message 
 > if it occurs.
 It _does_ occur.  I applied the patch, and a 'build.sh -j4'
 triggered the panic after a while.
                                        -jarle