Re: [PATCH v9 35/39] kselftest/arm64: Add a GCS test program built with the system libc

From: Thiago Jung Bauermann
Date: Thu Jul 18 2024 - 18:28:49 EST


Mark Brown <broonie@xxxxxxxxxx> writes:

> On Thu, Jul 18, 2024 at 01:14:41PM -0300, Thiago Jung Bauermann wrote:
>
>> In my FVP VM, this test gets a GCS SIGSEGV before running the first test:
>
> Do you have THP enabled? That still doesn't work (I'm expecting it to
> be fixed with -rc1).

I did have it enabled. After turning it off in the kernel config, the
test does pass. But I see 30 lines of "INVALID GCS" in dmesg while
running it. Is it expected?

--
Thiago