[PATCH bpf-next v6 5/9] bpf, x86: enable KASAN for JITed programs on x86

Alexis LothorĂ© (eBPF Foundation) <[email protected]> Tue, 04 Aug 2026 19:45:36 +0200
Newsgroups org.kernel.vger.linux-kselftest,org.kernel.vger.bpf,org.kernel.vger.linux-kernel
Message-ID <[email protected]>
Mark x86 as supporting KASAN checks in JITed programs so that the
corresponding JIT compiler inserts checks on the translated
instructions.

Acked-by: Ihor Solodrai <[email protected]>
Signed-off-by: Alexis LothorĂ© (eBPF Foundation) <[email protected]>
---
 arch/x86/Kconfig | 1 +
 1 file changed, 1 insertion(+)

diff --git a/arch/x86/Kconfig b/arch/x86/Kconfig
index bdad90f210e4..705a9ab85f3a 100644
--- a/arch/x86/Kconfig
+++ b/arch/x86/Kconfig
@@ -233,6 +233,7 @@ config X86
 	select HAVE_SAMPLE_FTRACE_DIRECT	if X86_64
 	select HAVE_SAMPLE_FTRACE_DIRECT_MULTI	if X86_64
 	select HAVE_EBPF_JIT
+	select HAVE_EBPF_JIT_KASAN		if X86_64
 	select HAVE_EFFICIENT_UNALIGNED_ACCESS
 	select HAVE_EISA			if X86_32
 	select HAVE_EXIT_THREAD

-- 
2.55.0