Re: AArch64 boot failure on Hikey960 on latest master after "arm64: insn: Don't fallback on nosync path for general insn patching"

From: Tuomas Tynkkynen
Date: Thu Aug 16 2018 - 14:31:13 EST


Hi,

On 08/16/2018 01:22 PM, Will Deacon wrote:
Hi Tuomas, [+John]

On Thu, Aug 16, 2018 at 02:38:51AM +0300, Tuomas Tynkkynen wrote:
Booting Linus's master of today with the usual arm64 defconfig fails for
me on the Hikey960 board. I've bisected it down to:

commit 693350a7998018391852c48f68956cf0f855b2b9 (HEAD, refs/bisect/bad)
Author: Will Deacon <will.deacon@xxxxxxx>
Date: Tue Jun 19 17:55:28 2018 +0100

arm64: insn: Don't fallback on nosync path for general insn patching

Here's the boot log with earlycon enabled after which the boot hangs:

Thanks for the boot log, that's really helpful. Please can you try the diff
below?


Thanks for the quick response, that indeed fixes it. If you need more tags:

Reported-by: Tuomas Tynkkynen <tuomas@xxxxxxxxxx>
Tested-by: Tuomas Tynkkynen <tuomas@xxxxxxxxxx>

- Tuomas