stack_canary_offset   61 arch/x86/kernel/asm-offsets_32.c 	OFFSET(stack_canary_offset, stack_canary, canary);
stack_canary_offset   90 arch/x86/kernel/asm-offsets_64.c 	DEFINE(stack_canary_offset, offsetof(struct fixed_percpu_data, stack_canary));