Re: alpha boot hang - 4.14-rc* regression

[Meelis Roos <mroos@linux.ee>]

> > (Added linux-pci to CC)
> > 
> > > > I run Gentoo Linux on my alphas, with latest git kernels for test. 
> > > > 4.13.0 worked well on 3 alphas but 4.13.0-09217-g5969d1bb3082 hangs on 
> > > > boot on all 3 of them. Tried bisecting on PC164, got into unrelated 
> > > > stuff, so probably it does not trigger always. Retried bisecting on 
> > > > DS10L. On the first try I got that the same keel where I first saw bad 
> > > > was the culprit, another bisect led me to 
> > > > 0e4c2eeb758a91e68b9eaf7a4bee9bd5ed97ff2b which looks more related.
> > > > 
> > > > This is how the crash looks on console:
> > > > 
> > > >  * Starting udev ...
> > > > starting version 225
> > > >  [ ok ]
> > > >  * Generating a rule to create a /dev/root symlink ...
> > > >  [ ok ]
> > > >  * Populating /dev with existing devices through uevents ...
> > > >  [ ok ]
> > > > 
> > > > halted CPU 0
> > > > 
> > > > halt code = 5
> > > > HALT instruction executed
> > > > PC = fffffc00009bf914
> > > > boot failure
> > > > >>>
> > > > 
> > > > What else can I do to debug this?
> > > 
> > > Booting with debug ignore_loglevel I get also this:
> > [...]
> > > So maybe it is related pcspkr loading, or the just loaded libata or 
> > > floppy...
> > 
> > removing libata modules and rebooting fixes it - so it seems to be 
> > loading of libata.
> 
> Can you please cherry-pick:
> 
> commit b1f9e5e355e9 ("ide: fix IRQ assignment for PCI bus order probing")
> 
> from mainline and let us know if that solves the issue ?

No, still breaks the same way (b1f9e5e355e9 patched on top of 
0e4c2eeb758a).

4.14.0-rc5-00095-g1c9fec470b81 was also still broken the same way (tried 
on Sunday).

-- 
Meelis Roos (mroos@linux.ee)