selftests/memfd: add tests for F_SEAL_EXEC

Basic tests to ensure that user/group/other execute bits cannot be changed
after applying F_SEAL_EXEC to a memfd.

Link: https://lkml.kernel.org/r/[email protected]
Signed-off-by: Daniel Verkamp <[email protected]>
Co-developed-by: Jeff Xu <[email protected]>
Signed-off-by: Jeff Xu <[email protected]>
Reviewed-by: Kees Cook <[email protected]>
Cc: David Herrmann <[email protected]>
Cc: Dmitry Torokhov <[email protected]>
Cc: Hugh Dickins <[email protected]>
Cc: Jann Horn <[email protected]>
Cc: Jorge Lucangeli Obes <[email protected]>
Cc: kernel test robot <[email protected]>
Cc: Shuah Khan <[email protected]>
Signed-off-by: Andrew Morton <[email protected]>

0 files changed, 0 insertions, 0 deletions