# \[PATCH 19/35\] kasan: don't allow SW\_TAGS with ARM64\_MTE - From: Andrey Konovalov \ - Date: 2020-08-14 17:28:24 - List: linux-arm-kernel - Page: https://ratatoskr.run/linux-arm-kernel/2020/08/6068772 - Thread: https://ratatoskr.run/linux-arm-kernel/2020/08/6068760/t.md ```text Software tag-based KASAN provides its own tag checking machinery that can conflict with MTE. Don't allow enabling software tag-based KASAN when MTE is enabled. Signed-off-by: Andrey Konovalov --- lib/Kconfig.kasan | 1 + 1 file changed, 1 insertion(+) diff --git a/lib/Kconfig.kasan b/lib/Kconfig.kasan index b4cf6c519d71..e500c18cbe79 100644 --- a/lib/Kconfig.kasan +++ b/lib/Kconfig.kasan @@ -69,6 +69,7 @@ config KASAN_GENERIC config KASAN_SW_TAGS bool "Software tag-based mode" depends on HAVE_ARCH_KASAN_SW_TAGS && CC_HAS_KASAN_SW_TAGS + depends on !ARM64_MTE help Enables software tag-based KASAN mode. -- 2.28.0.220.ged08abb693-goog _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel ```