Re: PROBLEM: 4.15.0-rc3 APIC causes lockups on Core 2 Duo laptop

[Alexandru Chirvasitu]

On Fri, Dec 29, 2017 at 12:36:37AM +0100, Thomas Gleixner wrote:
> On Thu, 28 Dec 2017, Alexandru Chirvasitu wrote:
> 
> > Attached, but heads up on this: when redirecting the output of lspci
> > -vvv to a text file as root I get
> > 
> > pcilib: sysfs_read_vpd: read failed: Input/output error
> > 
> > I can find bugs filed for various distros to this same effect, but
> > haven't tracked down any explanations.
> 
> Weird, but the info looks complete.
> 
> Can you please add 'pci=nomsi' to the 4.15 kernel command line and see
> whether that works?

It does (emailing from that successful boot as we speak). I'm on a
clean 4.15-rc5 (as in no patches, etc.). 

This was also suggested way at the top of this thread by Dexuan Cui
for 4.15-rc3 (where this exchange started), and it worked back then
too.

> 
> Thanks,
> 
> 	tglx