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authorKees Cook <keescook@chromium.org>2021-08-18 20:48:52 +0300
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>2021-08-18 23:28:51 +0300
commitc75be56e35b2eef824a2ac8d90a98f9e65b28efa (patch)
tree6205254a511f82d28093fe580ce75801d9bfc2b7 /tools/testing/selftests/lkdtm
parent09cbd1df7d2615c19e40facbe31fdcb5f1ebfa96 (diff)
downloadlinux-c75be56e35b2eef824a2ac8d90a98f9e65b28efa.tar.xz
lkdtm/bugs: Add ARRAY_BOUNDS to selftests
Add CONFIG hints about why the ARRAY_BOUNDS test might fail, and similarly include the CONFIGs needed to pass the ARRAY_BOUNDS test via the selftests, and add to selftests. Cc: kernelci@groups.io Suggested-by: Guillaume Tucker <guillaume.tucker@collabora.com> Signed-off-by: Kees Cook <keescook@chromium.org> Link: https://lore.kernel.org/r/20210818174855.2307828-2-keescook@chromium.org Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'tools/testing/selftests/lkdtm')
-rw-r--r--tools/testing/selftests/lkdtm/config2
-rw-r--r--tools/testing/selftests/lkdtm/tests.txt1
2 files changed, 3 insertions, 0 deletions
diff --git a/tools/testing/selftests/lkdtm/config b/tools/testing/selftests/lkdtm/config
index 013446e87f1f..38edea25631b 100644
--- a/tools/testing/selftests/lkdtm/config
+++ b/tools/testing/selftests/lkdtm/config
@@ -6,3 +6,5 @@ CONFIG_HARDENED_USERCOPY=y
# CONFIG_HARDENED_USERCOPY_FALLBACK is not set
CONFIG_RANDOMIZE_KSTACK_OFFSET_DEFAULT=y
CONFIG_INIT_ON_ALLOC_DEFAULT_ON=y
+CONFIG_UBSAN_BOUNDS=y
+CONFIG_UBSAN_TRAP=y
diff --git a/tools/testing/selftests/lkdtm/tests.txt b/tools/testing/selftests/lkdtm/tests.txt
index 846cfd508d3c..6a33dbea8491 100644
--- a/tools/testing/selftests/lkdtm/tests.txt
+++ b/tools/testing/selftests/lkdtm/tests.txt
@@ -7,6 +7,7 @@ EXCEPTION
#EXHAUST_STACK Corrupts memory on failure
#CORRUPT_STACK Crashes entire system on success
#CORRUPT_STACK_STRONG Crashes entire system on success
+ARRAY_BOUNDS
CORRUPT_LIST_ADD list_add corruption
CORRUPT_LIST_DEL list_del corruption
STACK_GUARD_PAGE_LEADING