Re: [PATCH 0/2] ubsan for s390

Andrey Ryabinin
2016-09-12T16:38:57Z

On 09/12/2016 03:37 PM, Christian Borntraeger wrote:
> This patch set enables ubsan for s390.
>
> We have to fence some files and can then enable
> ARCH_HAS_UBSAN_SANITIZE_ALL. (patch 2)
>
> We have to disable the null pointer sanitizer as
> we use the S390_lowcore macro to access several
> memory location after address 0 (patch 1)
>
> If patch 1 is ok, is the s390 tree the right place
> also for patch1?
>

Fine by me
Acked-by: Andrey Ryabinin <aryabinin@virtuozzo.com>

> Christian Borntraeger (2):
> ubsan: allow to disable the null sanitizer
> s390/ubsan: enable UBSAN for s390
>
> arch/s390/Kconfig | 2 ++
> arch/s390/boot/compressed/Makefile | 1 +
> arch/s390/kernel/Makefile | 3 +++
> arch/s390/kernel/vdso32/Makefile | 3 ++-
> arch/s390/kernel/vdso64/Makefile | 3 ++-
> lib/Kconfig.ubsan | 11 +++++++++++
> scripts/Makefile.ubsan | 5 ++++-
> 7 files changed, 25 insertions(+), 3 deletions(-)
>