213 	unsigned int esr = tsk->thread.fault_code;  in arm64_show_signal()  local
223 	if (esr)  in arm64_show_signal()
224 		pr_cont("%s, ESR 0x%08x, ", esr_get_class_string(esr), esr);  in arm64_show_signal()
429 static void user_cache_maint_handler(unsigned int esr, struct pt_regs *regs)  in user_cache_maint_handler()  argument
432 	int rt = ESR_ELx_SYS64_ISS_RT(esr);  in user_cache_maint_handler()
433 	int crm = (esr & ESR_ELx_SYS64_ISS_CRM_MASK) >> ESR_ELx_SYS64_ISS_CRM_SHIFT;  in user_cache_maint_handler()
468 static void ctr_read_handler(unsigned int esr, struct pt_regs *regs)  in ctr_read_handler()  argument
470 	int rt = ESR_ELx_SYS64_ISS_RT(esr);  in ctr_read_handler()
478 static void cntvct_read_handler(unsigned int esr, struct pt_regs *regs)  in cntvct_read_handler()  argument
480 	int rt = ESR_ELx_SYS64_ISS_RT(esr);  in cntvct_read_handler()
486 static void cntfrq_read_handler(unsigned int esr, struct pt_regs *regs)  in cntfrq_read_handler()  argument
488 	int rt = ESR_ELx_SYS64_ISS_RT(esr);  in cntfrq_read_handler()
494 static void mrs_handler(unsigned int esr, struct pt_regs *regs)  in mrs_handler()  argument
498 	rt = ESR_ELx_SYS64_ISS_RT(esr);  in mrs_handler()
499 	sysreg = esr_sys64_to_sysreg(esr);  in mrs_handler()
505 static void wfi_handler(unsigned int esr, struct pt_regs *regs)  in wfi_handler()  argument
513 	void (*handler)(unsigned int esr, struct pt_regs *regs);
583 static bool cp15_cond_valid(unsigned int esr, struct pt_regs *regs)  in cp15_cond_valid()  argument
588 	if (!(esr & ESR_ELx_CV)) {  in cp15_cond_valid()
597 		cond = (esr & ESR_ELx_COND_MASK) >> ESR_ELx_COND_SHIFT;  in cp15_cond_valid()
633 static void compat_cntfrq_read_handler(unsigned int esr, struct pt_regs *regs)  in compat_cntfrq_read_handler()  argument
635 	int reg = (esr & ESR_ELx_CP15_32_ISS_RT_MASK) >> ESR_ELx_CP15_32_ISS_RT_SHIFT;  in compat_cntfrq_read_handler()
650 static void compat_cntvct_read_handler(unsigned int esr, struct pt_regs *regs)  in compat_cntvct_read_handler()  argument
652 	int rt = (esr & ESR_ELx_CP15_64_ISS_RT_MASK) >> ESR_ELx_CP15_64_ISS_RT_SHIFT;  in compat_cntvct_read_handler()
653 	int rt2 = (esr & ESR_ELx_CP15_64_ISS_RT2_MASK) >> ESR_ELx_CP15_64_ISS_RT2_SHIFT;  in compat_cntvct_read_handler()
670 asmlinkage void __exception do_cp15instr(unsigned int esr, struct pt_regs *regs)  in do_cp15instr()  argument
674 	if (!cp15_cond_valid(esr, regs)) {  in do_cp15instr()
683 	switch (ESR_ELx_EC(esr)) {  in do_cp15instr()
696 		if ((hook->esr_mask & esr) == hook->esr_val) {  in do_cp15instr()
697 			hook->handler(esr, regs);  in do_cp15instr()
710 asmlinkage void __exception do_sysinstr(unsigned int esr, struct pt_regs *regs)  in do_sysinstr()  argument
715 		if ((hook->esr_mask & esr) == hook->esr_val) {  in do_sysinstr()
716 			hook->handler(esr, regs);  in do_sysinstr()
771 const char *esr_get_class_string(u32 esr)  in esr_get_class_string()  argument
773 	return esr_class_str[ESR_ELx_EC(esr)];  in esr_get_class_string()
780 asmlinkage void bad_mode(struct pt_regs *regs, int reason, unsigned int esr)  in bad_mode()  argument
785 		handler[reason], smp_processor_id(), esr,  in bad_mode()
786 		esr_get_class_string(esr));  in bad_mode()
796 asmlinkage void bad_el0_sync(struct pt_regs *regs, int reason, unsigned int esr)  in bad_el0_sync()  argument
801 	current->thread.fault_code = esr;  in bad_el0_sync()
817 	unsigned int esr = read_sysreg(esr_el1);  in handle_bad_stack()  local
823 	pr_emerg("ESR: 0x%08x -- %s\n", esr, esr_get_class_string(esr));  in handle_bad_stack()
844 void __noreturn arm64_serror_panic(struct pt_regs *regs, u32 esr)  in arm64_serror_panic()  argument
849 		smp_processor_id(), esr, esr_get_class_string(esr));  in arm64_serror_panic()
859 bool arm64_is_fatal_ras_serror(struct pt_regs *regs, unsigned int esr)  in arm64_is_fatal_ras_serror()  argument
861 	u32 aet = arm64_ras_serror_get_severity(esr);  in arm64_is_fatal_ras_serror()
887 		arm64_serror_panic(regs, esr);  in arm64_is_fatal_ras_serror()
891 asmlinkage void do_serror(struct pt_regs *regs, unsigned int esr)  in do_serror()  argument
899 	if (!arm64_is_ras_serror(esr) || arm64_is_fatal_ras_serror(regs, esr))  in do_serror()
900 		arm64_serror_panic(regs, esr);  in do_serror()
947 static int bug_handler(struct pt_regs *regs, unsigned int esr)  in bug_handler()  argument
977 #define KASAN_ESR_SIZE(esr)	(1 << ((esr) & KASAN_ESR_SIZE_MASK))  argument
979 static int kasan_handler(struct pt_regs *regs, unsigned int esr)  in kasan_handler()  argument
981 	bool recover = esr & KASAN_ESR_RECOVER;  in kasan_handler()
982 	bool write = esr & KASAN_ESR_WRITE;  in kasan_handler()
983 	size_t size = KASAN_ESR_SIZE(esr);  in kasan_handler()
1022 int __init early_brk64(unsigned long addr, unsigned int esr,  in early_brk64()  argument
1026 	unsigned int comment = esr & ESR_ELx_BRK64_ISS_COMMENT_MASK;  in early_brk64()
1029 		return kasan_handler(regs, esr) != DBG_HOOK_HANDLED;  in early_brk64()
1031 	return bug_handler(regs, esr) != DBG_HOOK_HANDLED;  in early_brk64()