Re: another tst-arm-mte bug: qemu-system segfaults

[Richard Henderson]

On 5/29/20 5:04 AM, Szabolcs Nagy wrote:
> again i'm using the branch at
> 
> https://github.com/rth7680/qemu/tree/tgt-arm-mte
> 
> to test armv8.5-a mte, now qemu-system-aarch64 segfaults
> and it's easy to reproduce: minimal source and static
> linked binary is attached (should be executed on linux
> with mte support, i used mte-v4 kernel with reverted
> memory property check).
> 
> the __aarch64_memchr function referenced is from
> https://github.com/ARM-software/optimized-routines
> 
> and the bug was originally observed when running the
> test executables built with gcc-10 and a config.mk like

Thanks.  I've been able to reliably reproduce.


r~