Commit Graph

2 Commits

Author SHA1 Message Date
Alexander Popov 01c0514ec8 lkdtm/stackleak: Make the test more verbose
Make the stack erasing test more verbose about the errors that it
can detect.

Signed-off-by: Alexander Popov <alex.popov@linux.com>
Cc: Kees Cook <keescook@chromium.org>
Link: https://lore.kernel.org/r/20200102234907.585508-1-alex.popov@linux.com
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2020-02-10 13:43:38 -08:00
Alexander Popov f90d1e0c78 lkdtm: Add a test for STACKLEAK
Introduce an lkdtm test for the STACKLEAK feature: check that the
current task stack is properly erased (filled with STACKLEAK_POISON).

Signed-off-by: Alexander Popov <alex.popov@linux.com>
Signed-off-by: Tycho Andersen <tycho@tycho.ws>
Tested-by: Laura Abbott <labbott@redhat.com>
Signed-off-by: Kees Cook <keescook@chromium.org>
2018-09-04 10:35:47 -07:00