Re: PC Engines APU panics on boot since 4.2.4

[Greg KH <greg@kroah.com>]

On Sun, Nov 01, 2015 at 07:26:28PM +0100, Marc Haber wrote:
> Hi,
> 
> On Sat, Oct 31, 2015 at 03:23:45PM -0700, Greg KH wrote:
> > On Sat, Oct 31, 2015 at 10:15:51PM +0100, Marc Haber wrote:
> > > I run a PC Engines APU in my basement for local infrastructure with
> > > KVM. Kernels 4.2.4 and 4.2.5 panic on bootup pretty fast after the
> > > usual "x86: Booted up 1 node, 2 CPUs", "smpboot: Total of 2 processors
> > > activated (3999.89 BogoMIPS)" message. The message I would expect
> > > instead of the kernel panic would be "devtmpfs: initialized", as one
> > > can see on a successful 4.2.3 boot with identical kernel configuration.
> > 
> > If you use 'git bisect' between 4.2.3 and 4.2.5, can you find the
> > problem commit for us to help track this down?
> 
> The winner is ...
> [21f751a634f3b5eaf916f940e47f327fbc6e9727] x86/ioapic: Force affinity setting in setup_ioapic_dest()
> 		   
> After rolling this back in 4.2.5, the APU now runs fine.

Ok, this matches up with commit 21f751a634f3b5eaf916f940e47f327fbc6e9727
in Linus's tree.

Thomas and Mika, any thoughts about this?

Marc, do you have this same problem with Linus's tree at the moment as
well?

thanks,

greg k-h