Thread (32 messages) 32 messages, 5 authors, 2025-08-04

[PATCH v3 09/12] kasan/x86: call kasan_init_generic in kasan_init

From: Sabyrzhan Tasbolatov <hidden>
Date: 2025-07-17 14:28:12
Also in: linux-mm, linux-riscv, linux-s390, linux-um, lkml, loongarch
Subsystem: kasan, the rest, x86 architecture (32-bit and 64-bit), x86 mm · Maintainers: Andrey Ryabinin, Linus Torvalds, Thomas Gleixner, Ingo Molnar, Borislav Petkov, Dave Hansen, Andy Lutomirski, Peter Zijlstra

Call kasan_init_generic() which handles Generic KASAN initialization
and prints the banner. Since x86 doesn't select ARCH_DEFER_KASAN,
kasan_enable() will be a no-op, and kasan_enabled() will return
IS_ENABLED(CONFIG_KASAN) for optimal compile-time behavior.

Closes: https://bugzilla.kernel.org/show_bug.cgi?id=217049
Signed-off-by: Sabyrzhan Tasbolatov <redacted>
---
 arch/x86/mm/kasan_init_64.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/arch/x86/mm/kasan_init_64.c b/arch/x86/mm/kasan_init_64.c
index 0539efd0d21..998b6010d6d 100644
--- a/arch/x86/mm/kasan_init_64.c
+++ b/arch/x86/mm/kasan_init_64.c
@@ -451,5 +451,5 @@ void __init kasan_init(void)
 	__flush_tlb_all();
 
 	init_task.kasan_depth = 0;
-	pr_info("KernelAddressSanitizer initialized\n");
+	kasan_init_generic();
 }
-- 
2.34.1

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