Re: immediate panic in vm

On Wed, Nov 17, 2010 at 02:41:03PM -0800, Li, Qing wrote:
> Building kernel on 8.1-RELEASE should not require a buildworld, right ?
> 
> Or there have been changes committed since that would mandate a
> buildworld?
Yes, you have to do buildworld/buildkernel, 8.1 release ld(1) does
not have the change.

> 
> -- Qing
> 
> 
> > -----Original Message-----
> > From: Kostik Belousov [mailto:kostikbel_at_gmail.com]
> > Sent: Wednesday, November 17, 2010 2:29 PM
> > To: Dimitry Andric
> > Cc: John Baldwin; Li, Qing; freebsd-current_at_freebsd.org
> > Subject: Re: immediate panic in vm
> > 
> > On Wed, Nov 17, 2010 at 11:15:40PM +0100, Dimitry Andric wrote:
> > > On 2010-11-17 23:04, John Baldwin wrote:
> > > >On Wednesday, November 17, 2010 2:56:28 pm Li, Qing wrote:
> > > >>panic: mtx_init: mtx_lock not aligned for netir_mtx:
> > 0xffffffff8114791c
> > > ...
> > > >I'm guessing the recent changes to how the VNET stuff works have
> > broken the
> > > >alignment of DPCPU and VNET structures again.
> > >
> > > That is indeed possible; Qing, can you please try to revert r215212,
> > and
> > > see if that fixes it?
> > I suggest to see how old is the world where buildkernel was done ?
> > In particular, the thing to check is whether the ld(1) used to link
> > the kernel contains r210245.