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2024-05-10 10ebd8556b7990499c896a550e3d416b444211e6

 kernel/arch/arm64/include/asm/stackprotector.h
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@@ -15,6 +15,7 @@
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 #include <linux/random.h>
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 #include <linux/version.h>
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+#include <asm/pointer_auth.h>
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 extern unsigned long __stack_chk_guard;
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@@ -26,6 +27,7 @@
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  */
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 static __always_inline void boot_init_stack_canary(void)
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 {
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+#if defined(CONFIG_STACKPROTECTOR)
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 	unsigned long canary;
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 	/* Try to get a semi random initial value. */
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@@ -34,7 +36,12 @@
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 	canary &= CANARY_MASK;
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 	current->stack_canary = canary;
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-	__stack_chk_guard = current->stack_canary;
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+	if (!IS_ENABLED(CONFIG_STACKPROTECTOR_PER_TASK))
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+		__stack_chk_guard = current->stack_canary;
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+#endif
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+	ptrauth_thread_init_kernel(current);
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+	ptrauth_thread_switch_kernel(current);
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+	ptrauth_enable();
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 }
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 #endif	/* _ASM_STACKPROTECTOR_H */