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lkdtm/bugs: Add ARRAY_BOUNDS to selftests

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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>
This commit is contained in:
Kees Cook
2021-08-18 10:48:52 -07:00
committed by Greg Kroah-Hartman
parent 09cbd1df7d
commit c75be56e35
3 changed files with 4 additions and 0 deletions
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drivers/misc/lkdtm/bugs.c
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@@ -267,6 +267,7 @@ void lkdtm_ARRAY_BOUNDS(void)
kfree(not_checked);
kfree(checked);
pr_err("FAIL: survived array bounds overflow!\n");
pr_expected_config(CONFIG_UBSAN_BOUNDS);
}
void lkdtm_CORRUPT_LIST_ADD(void)