commitc2d9aa3b6eupstream. syscall return value is in the register a2, not a0. Cc: stable@vger.kernel.org # v5.0+ Fixes:9f24f3c106("xtensa: implement tracehook functions and enable HAVE_ARCH_TRACEHOOK") Signed-off-by: Max Filippov <jcmvbkbc@gmail.com> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>