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[198.0.35.241]) by smtp.gmail.com with ESMTPSA id iy18-20020a170903131200b0019e60c645b1sm3251818plb.305.2023.04.07.12.27.17 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Fri, 07 Apr 2023 12:27:18 -0700 (PDT) From: Kees Cook To: linux-hardening@vger.kernel.org Cc: Kees Cook , "Andy Shevchenko" , "Cezary Rojewski" , "Puyou Lu" , "Mark Brown" , "Josh Poimboeuf" , "Peter Zijlstra" , "Brendan Higgins" , "David Gow" , Andrew Morton , "Nathan Chancellor" , "Alexander Potapenko" , "Zhaoyang Huang" , "Randy Dunlap" , "Geert Uytterhoeven" , "Miguel Ojeda" , Alexander Lobakin , "Nick Desaulniers" , "Liam Howlett" , "Vlastimil Babka" , "Dan Williams" , "Rasmus Villemoes" , "Yury Norov" , "Jason A. Donenfeld" , "Sander Vanheule" , "Eric Biggers" , "Masami Hiramatsu (Google)" , "Andrey Konovalov" , "Linus Walleij" , "Daniel Latypov" , =?utf-8?b?Sm9zw6kgRXhww7NzaXRv?= , linux-kernel@vger.kernel.org, kunit-dev@googlegroups.com Subject: [PATCH v2 01/10] kunit: tool: Enable CONFIG_FORTIFY_SOURCE under UML Date: Fri, 7 Apr 2023 12:27:07 -0700 Message-Id: <20230407192717.636137-1-keescook@chromium.org> X-Mailer: git-send-email 2.34.1 In-Reply-To: <20230407191904.gonna.522-kees@kernel.org> References: <20230407191904.gonna.522-kees@kernel.org> MIME-Version: 1.0 X-Developer-Signature: v=1; a=openpgp-sha256; l=1293; h=from:subject; bh=jhb9iocAv4NeEPNMASy77h08PjA+GBj0a1PxPk1ekXM=; b=owEBbQKS/ZANAwAKAYly9N/cbcAmAcsmYgBkMG6Tf4DfnuEbF/92pn95HJXNG0utK73GQacwi+o+ knpv6+aJAjMEAAEKAB0WIQSlw/aPIp3WD3I+bhOJcvTf3G3AJgUCZDBukwAKCRCJcvTf3G3AJm7zEA CBADePyPGdPcFChk93D6qSpqsV5C/AypwKmWlOgxjmalDZ0Ui+lcVeKab4Sblq73Wc4/gXo2ODgUMR xSGUd509Gr44zaB2slorlcXT8oVgp5p7FwaBwCb6YcOWyjFs2Dg9vSxvvaY+V6vZ4IeT+Kq5Fwb6hN cb7+liB/BbS0EEoAefqwVVTTYPn8tGQY0srxskJgejh/UwdYxutTizydw6qRgoO6AUxjdZabnHvVce +AVi9mmWzzwonDy5CvTOO4UlJ3/nNCt9WFCH1uuqSR2jNIdLjcw6eRn3GGCoJs1Fhu82CbHZ/po7m/ q7Grb+HX1BsJgXhh5pM4GNTpgTlykR/c4vCpr+hMNXHjkXqbYx2Vsx4wTLl5qKjU7ob9JLKV25dTOI LNwBv/n/RGM+LbthEgfdL6KpHQiBIEUZDNy/9FDGxpXoyx5mDs5x83vadC+MWP+IVSE7USdi3W5hzw viO8QD5I+E8YyrrB+BR+4wngCVAbMUDZ1CwJZdgSyNx3ls3goI9Vn8m9WuYz0JIuNF3GOHjSRj7m28 fdJAddrJvnt0NCSEfzuXqMUhR4ALlWfmd3lujiJekI14B/g9lJKw56pl109ixcrZcVtmjmHBUbU3q8 xrgqRnk3DKO9D9d2Q40cdw/yWrZhZ747tgv3pLLY8ibSF+YxPWvobWp9dEPg== X-Developer-Key: i=keescook@chromium.org; a=openpgp; fpr=A5C3F68F229DD60F723E6E138972F4DFDC6DC026 Precedence: bulk List-ID: X-Mailing-List: linux-hardening@vger.kernel.org Since commit ba38961a069b ("um: Enable FORTIFY_SOURCE"), it's possible to run the FORTIFY tests under UML. Enable CONFIG_FORTIFY_SOURCE when running with --altests to gain additional coverage, and by default under UML. Signed-off-by: Kees Cook --- tools/testing/kunit/configs/all_tests.config | 2 ++ tools/testing/kunit/configs/arch_uml.config | 3 +++ 2 files changed, 5 insertions(+) diff --git a/tools/testing/kunit/configs/all_tests.config b/tools/testing/kunit/configs/all_tests.config index f990cbb73250..0393940c706a 100644 --- a/tools/testing/kunit/configs/all_tests.config +++ b/tools/testing/kunit/configs/all_tests.config @@ -9,6 +9,8 @@ CONFIG_KUNIT=y CONFIG_KUNIT_EXAMPLE_TEST=y CONFIG_KUNIT_ALL_TESTS=y +CONFIG_FORTIFY_SOURCE=y + CONFIG_IIO=y CONFIG_EXT4_FS=y diff --git a/tools/testing/kunit/configs/arch_uml.config b/tools/testing/kunit/configs/arch_uml.config index e824ce43b05a..54ad8972681a 100644 --- a/tools/testing/kunit/configs/arch_uml.config +++ b/tools/testing/kunit/configs/arch_uml.config @@ -3,3 +3,6 @@ # Enable virtio/pci, as a lot of tests require it. CONFIG_VIRTIO_UML=y CONFIG_UML_PCI_OVER_VIRTIO=y + +# Enable FORTIFY_SOURCE for wider checking. +CONFIG_FORTIFY_SOURCE=y