ACPI: regression: Failed to initialize GIC IRQ controller

[Suman Tripathi]

On Fri, Jul 10, 2015 at 1:28 PM, Marc Zyngier <marc.zyngier at arm.com> wrote:
>
> On 10/07/15 08:45, Ming Lei wrote:
> > Hi,
> >
> > Commit 0cff8dc0099f6d4f(ACPICA: ACPI 6.0: Add changes for MADT table.)
> > causes the following failure on APM mustang board(arm64) when
> > booting via UEFI and ACPI:
> >
> > No valid GICC entries exist
> > ACPI: Failed to initialize GIC IRQ controller
> > Kernel panic - not syncing: No interrupt controller found.
> > CPU: 0 PID: 0 Comm: swapper/0 Not tainted 4.2.0-rc1+ #45
> > Hardware name: APM X-Gene Mustang board (DT)
> > Call trace:
> > [<ffffffc000089b94>] dump_backtrace+0x0/0x12c
> > [<ffffffc000089cd0>] show_stack+0x10/0x1c
> > [<ffffffc0005fac18>] dump_stack+0x8c/0xdc
> > [<ffffffc0005f7218>] panic+0xe4/0x220
> > [<ffffffc00082631c>] init_IRQ+0x24/0x30
> > [<ffffffc00082486c>] start_kernel+0x274/0x3d8
> > ---[ end Kernel panic - not syncing: No interrupt controller found.
>
> Isn't that addressed by [1] which Catalin has queued for -rc2?


I am also seeing the same . But it fixes after I apply the parking
protocol  patch but that is not upstreamed.
>
>
> Thanks,
>
>         M.
>
> [1] https://lkml.org/lkml/2015/7/6/876
>
> --
> Jazz is not dead. It just smells funny...
>
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-- 
Thanks,
with regards,
Suman Tripathi