 asmlinkage void bad_mode(struct pt_regs *regs, int reason, unsigned int esr)
 {
	siginfo_t info;
	void __user *pc = (void __user *)instruction_pointer(regs);
 	console_verbose();
 
 	pr_crit("Bad mode in %s handler detected, code 0x%08x\n",
 		handler[reason], esr);
	__show_regs(regs);

	info.si_signo = SIGILL;
	info.si_errno = 0;
	info.si_code  = ILL_ILLOPC;
	info.si_addr  = pc;
 
	arm64_notify_die("Oops - bad mode", regs, &info, 0);
 }

Unknown