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| author |   Kees Cook <keescook@chromium.org> | 2017-08-04 13:04:21 -0700 |
|---|---|---|
| committer | Kees Cook <keescook@chromium.org> | 2017-08-04 13:04:21 -0700 |
| commit | 7b25a85c9d9f796c5be7ad3fb8b9553d3e2ed958 (patch) | |
| tree | 8917e901a8728c16f8e848227fbd6e3601019830 /drivers/misc/lkdtm.h | |
| parent | lkdtm: Provide timing tests for atomic_t vs refcount_t (diff) | |
| download | linux-dev-7b25a85c9d9f796c5be7ad3fb8b9553d3e2ed958.tar.xz linux-dev-7b25a85c9d9f796c5be7ad3fb8b9553d3e2ed958.zip | |
lkdtm: Test VMAP_STACK allocates leading/trailing guard pages
Two new tests STACK_GUARD_PAGE_LEADING and STACK_GUARD_PAGE_TRAILING
attempt to read the byte before and after, respectively, of the current
stack frame, which should fault.
Signed-off-by: Kees Cook <keescook@chromium.org>
Diffstat (limited to 'drivers/misc/lkdtm.h')
| -rw-r--r-- | drivers/misc/lkdtm.h | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/drivers/misc/lkdtm.h b/drivers/misc/lkdtm.h index 063f5d651076..3c8627ca5f42 100644 --- a/drivers/misc/lkdtm.h +++ b/drivers/misc/lkdtm.h @@ -22,6 +22,8 @@ void lkdtm_HUNG_TASK(void); void lkdtm_CORRUPT_LIST_ADD(void); void lkdtm_CORRUPT_LIST_DEL(void); void lkdtm_CORRUPT_USER_DS(void); +void lkdtm_STACK_GUARD_PAGE_LEADING(void); +void lkdtm_STACK_GUARD_PAGE_TRAILING(void); /* lkdtm_heap.c */ void lkdtm_OVERWRITE_ALLOCATION(void); |