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

From: Gabriel C
Date: Sat Feb 11 2017 - 15:58:35 EST

On 11.02.2017 15:21, Borislav Petkov wrote:
On Sat, Feb 11, 2017 at 02:09:14PM +0100, Gabriel C wrote:
Adding ' dis_ucode_ldr ' to commandline makes the kernel hangs right after :

Wait a minute, are you saying that without dis_ucode_ldr you can't even
boot so far?

Yes , it will hang before tsc message ..
Also sometimes I have same trace sometimes it just hangs forever.

clocksource: tsc: mask: 0xffffffffffffffff max_cycles: 0x20ac7f6ecc6, max_idle_ns: 440795315461 ns

and I have the bug triggered really quick..

Also I cannot get netconsole to work , I'm sure is some problem here local and I don't have
any serial cable around right now. The only way I saw now to give you at least some ifo is to
make an video of that crash. You can find it there :

Watchdog fires on all cores showing they're all idle. For some reason,
not all cores get to dump the watchdog splat, though. Some seem really

intel_prepare_irq_remapping() noticing intr remapping is broken on that

Well yes and I'm not so sure is really broken.. I reverted the patch blacklisted my box right after it was addeded
the time and I don't have any issues .. however since I don't have a use of that feature I don't really care is marked broken or not..

Would be better if you could disable that frugalware splash screen and
switch to grub console mode so that we can see the very beginning of the

I do that tomorrow ...

Btw, your BIOS is from 2013. Is there new one, per chance, on your
vendor's site? Might wanna consider updating it...

This BIOS was / is newest one :(