Date: Thu, 29 Apr 2004 10:11:16 +0200 From: Bernd Walter <ticso@cicely12.cicely.de> To: Wilko Bulte <wkb@freebie.xs4all.nl> Cc: Andrew Gallatin <gallatin@cs.duke.edu> Subject: Re: pmap_emulate_reference() panics still ongoing Message-ID: <20040429081115.GN64306@cicely12.cicely.de> In-Reply-To: <20040428214227.GA23106@freebie.xs4all.nl> References: <20040428084120.GA25958@ip.net.ua> <16527.42479.941859.703698@grasshopper.cs.duke.edu> <20040428135850.GA43106@ip.net.ua> <16527.48288.319462.214843@grasshopper.cs.duke.edu> <20040428214227.GA23106@freebie.xs4all.nl>
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On Wed, Apr 28, 2004 at 11:42:27PM +0200, Wilko Bulte wrote: > On Wed, Apr 28, 2004 at 10:16:00AM -0400, Andrew Gallatin wrote: > > > > Ruslan Ermilov writes: > > > On Wed, Apr 28, 2004 at 08:39:11AM -0400, Andrew Gallatin wrote: > > > > > > > > Ruslan Ermilov writes: > > > > > Andrew, > > > > > > > > > > This is with latest src/sys/alpha/alpha/pmap.c,v 1.146. > > > > > > > > > > db> where > > > > > Debugger() at Debugger+0x38 > > > > > __panic() at __panic+0x228 > > > > > pmap_emulate_reference() at pmap_emulate_reference+0x15c > > > > > trap() at trap+0x3dc > > > > > XentMM() at XentMM+0x2c > > > > > --- memory management fault (from ipl 0) --- > > > > > --- user mode --- > > > > > > > > Damn. Did the change make it any worse for you? > > > > > > > No, I can't say this made things any worse. ;) > > > > Good. > > > > > This is not a very fast runner (166MHz EV4, 64MB RAM, swap > > > is used). Since I've upgraded it to 5-CURRENT, running the > > > GENERIC kernel, my 5 attempts to build world ended up with > > > this panic (often the panic message was unreadable, this one, > > > after I've upgraded kernel to the latest pmap.c, was probably > > > a good exception). Now I've built the debug version of the > > > kernel. Will it be of some help? > > > > Wow, and I thought my 600MHz ev67 was slow. At least you can > > This is a true-blue NoName LCA EV4 board ;) My NoName is at 29th Feb -current without showing this problem, but I don't do buildworlds on that. -- B.Walter BWCT http://www.bwct.de bernd@bwct.de info@bwct.de
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