Re: Linux 4.9.6 ( Restore IO-APIC irq_chip retrigger callback , breaks my box )

From: Greg KH
Date: Mon Feb 06 2017 - 12:42:12 EST


On Mon, Feb 06, 2017 at 06:30:15PM +0100, Gabriel C wrote:
>
> On 26.01.2017 08:48, Greg KH wrote:
>
> Hi Greg,
>
> > I'm announcing the release of the 4.9.6 kernel.
>
>
> Somewhat late , however I didn't tested 4.9.6 but jumped from 4.9.5 to 4.9.7
> and found out by box won't boot anymore.
>
> It hangs early and freeze with a lot RCU warnings.
> Since I cannot setup a netconsole right now I cannot post the errors , really sorry.
>
> ( but I could make a picture if needed )
>
>
> I bisected it down to :
>
> > Ruslan Ruslichenko (1):
> > x86/ioapic: Restore IO-APIC irq_chip retrigger callback
>
> Reverting this one fixes the problem for me..
>
> Also this problem exists in Linus tree , I tested on:
> 4.10.0-rc6-00167-ga0a28644c1cf

Ok, at least we are consistent :)

> The box is a PRIMERGY TX200 S5 , 2 socket , 2 x E5520 CPU(s) installed.
>
> Config:
> https://raw.githubusercontent.com/frugalware/frugalware-current/master/source/base/kernel/config.x86_64

Ruslan, any thoughts about what to do here?

thanks,

greg k-h