Date: Thu, 26 Feb 2009 18:15:47 -0600 From: Nathan Whitehorn <nwhitehorn@freebsd.org> To: Marcel Moolenaar <xcllnt@mac.com>, FreeBSD PowerPC ML <freebsd-ppc@freebsd.org> Subject: Re: Brokenness in HEAD Message-ID: <49A730B3.1030700@freebsd.org> In-Reply-To: <49A5C989.7010307@freebsd.org> References: <49A57020.1080603@freebsd.org> <0E097221-43AD-45C7-9293-1117E1FC68C5@mac.com> <49A5C989.7010307@freebsd.org>
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Nathan Whitehorn wrote: > Marcel Moolenaar wrote: >> >> On Feb 25, 2009, at 8:21 AM, Nathan Whitehorn wrote: >> >>> Something seems to currently be quite broken in HEAD for PowerPC, at >>> least on the AIM platform. I'm getting almost immediate panics all >>> over the place in the kernel, usually indicating memory corruption >>> somehow (faults on bogus addresses, illegal instructions, etc...). >>> This is a heads-up to those thinking of updating systems or who >>> might know what happened. >>> >>> The change is on order a week old, and I believe newer than the >>> 20th. I have not done a full binary search yet, but it is not >>> related to the following (checked by selective reversion of bits of >>> the tree, or disabling bits): >>> - USB code >> >> USB2 works on my G4 mini. I'm running rev 188699 >> on it... >> > Yep. Mine too. And the previous kernel I have that works, compiled > Feb. 20, has USB2 and Altivec. The list was the list of things I know > are not the problem, because my kernels panic with or without those > components. I don't think I'll have time to track the problem down for > a couple days, but I think it happened between r188860 and r189000, > which doesn't leave too many candidates. Whatever this was, it seems to have gone again after completely wiping my local copy of the source tree and downloading a new one. Maybe I had some uncommitted hacks somewhere that I had forgotten about and were breaking things, or maybe that file system is giving out. Anyway, sorry for the (alarmist) noise. -Nathan
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