Andy Lutomirski b038697986 selftests/x86/vsyscall: Verify that vsyscall=none blocks execution
If vsyscall=none accidentally still allowed vsyscalls, the test wouldn't
fail.  Fix it.

Signed-off-by: Andy Lutomirski <luto@kernel.org>
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Reviewed-by: Kees Cook <keescook@chromium.org>
Cc: Florian Weimer <fweimer@redhat.com>
Cc: Jann Horn <jannh@google.com>
Cc: Borislav Petkov <bp@alien8.de>
Cc: Kernel Hardening <kernel-hardening@lists.openwall.com>
Cc: Peter Zijlstra <peterz@infradead.org>
Link: https://lkml.kernel.org/r/b413397c804265f8865f3e70b14b09485ea7c314.1561610354.git.luto@kernel.org
2019-06-28 00:04:39 +02:00
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