Re: [PATCH] automation: enable UBSAN for debug tests

[Andrew Cooper <andrew.cooper3@citrix.com>]

On 07/02/2025 11:05 pm, Stefano Stabellini wrote:
> On Fri, 7 Feb 2025, Andrew Cooper wrote:
>> On 06/02/2025 2:37 am, Stefano Stabellini wrote:
>>> automation: enable UBSAN for debug tests
>>>
>>> Enable CONFIG_UBSAN and CONFIG_UBSAN_FATAL for the ARM64 and x86_64
>>> build jobs, with debug enabled, which are later used for Xen tests on
>>> QEMU and/or real hardware.
>>>
>>> Signed-off-by: Stefano Stabellini <stefano.stabellini@amd.com>
>> Reviewed-by: Andrew Cooper <andrew.cooper3@citrix.com>, but aren't you
>> missing two builds?
> Thanks Andrew.
>
> Looking at test.yaml in details, this is the list of debug Xen builds
> for ARM64 and x86_64 without UBSAN enabled:
>
> alpine-3.18-gcc-debug-arm64-staticmem
> alpine-3.18-gcc-debug-arm64-static-shared-mem
> alpine-3.18-gcc-debug-arm64-earlyprintk
> debian-12-x86_64-gcc-debug
> debian-12-x86_64-clang-debug
>
> Do you think we should enable UBSAN in all of them? I am fine with that.
> So far, I have only targeted the two that are used more widely.

I was referring to RISC-V and PPC.

I've done a series enabling UBSAN in RISC-V.   I'm currently fixing bugs
in ARM, and PPC is unknown because the console is broken for some reason
I can't fathom.

~Andrew