[PATCH 03/21] arm64: stackprotector: Temporarily disable per-task stackprotector
From: Will Deacon <will@kernel.org>
Date: 2026-09-07 16:43:17
Also in:
lkml
Subsystem:
arm64 port (aarch64 architecture), the rest · Maintainers:
Catalin Marinas, Will Deacon, Linus Torvalds
Per-task stackprotector relies on telling the compiler about the system register used to hold a pointer to the current task. As we're about to change that around, temporarily disable per-task stackprotector for now. Cc: Mark Rutland <mark.rutland@arm.com> Signed-off-by: Will Deacon <will@kernel.org> --- arch/arm64/Kconfig | 1 + 1 file changed, 1 insertion(+)
diff --git a/arch/arm64/Kconfig b/arch/arm64/Kconfig
index b5a51b0ef944..b8270b301809 100644
--- a/arch/arm64/Kconfig
+++ b/arch/arm64/Kconfig@@ -2455,6 +2455,7 @@ config CC_HAVE_STACKPROTECTOR_SYSREG config STACKPROTECTOR_PER_TASK def_bool y depends on STACKPROTECTOR && CC_HAVE_STACKPROTECTOR_SYSREG + depends on BROKEN config UNWIND_PATCH_PAC_INTO_SCS bool "Enable shadow call stack dynamically using code patching"
--
2.55.0.979.g7e5102b832-goog