Date: Wed, 25 Feb 2009 16:43:21 -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: <49A5C989.7010307@freebsd.org> In-Reply-To: <0E097221-43AD-45C7-9293-1117E1FC68C5@mac.com> References: <49A57020.1080603@freebsd.org> <0E097221-43AD-45C7-9293-1117E1FC68C5@mac.com>
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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. -Nathan
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