Re: ACPI: regression: Failed to initialize GIC IRQ controller

From: Hanjun Guo
Date: Fri Jul 10 2015 - 06:49:27 EST


On 07/10/2015 03:58 PM, Marc Zyngier 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?

Thanks,

M.

[1] https://lkml.org/lkml/2015/7/6/876

Yes, already fixed by Al and Catalin already queued for
4.2-rc2.

Thanks
Hanjun
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