1 // SPDX-License-Identifier: GPL-2.0
48 	info->type = type;  in in_stack()
49 	info->begin = stack;  in in_stack()
50 	info->end = stack + THREAD_SIZE;  in in_stack()
64 	unsigned long stack = S390_lowcore.async_stack - STACK_INIT_OFFSET;  in in_irq_stack()
71 	unsigned long stack = S390_lowcore.nodat_stack - STACK_INIT_OFFSET;  in in_nodat_stack()
78 	unsigned long stack = S390_lowcore.mcck_stack - STACK_INIT_OFFSET;  in in_mcck_stack()
85 	unsigned long stack = S390_lowcore.restart_stack - STACK_INIT_OFFSET;  in in_restart_stack()
100 	/* Check per-task stack */  in get_stack_info()
107 	/* Check per-cpu stacks */  in get_stack_info()
120 	if (*visit_mask & (1UL << info->type))  in get_stack_info()
122 	*visit_mask |= 1UL << info->type;  in get_stack_info()
125 	info->type = STACK_TYPE_UNKNOWN;  in get_stack_info()
126 	return -EINVAL;  in get_stack_info()
142 static void show_last_breaking_event(struct pt_regs *regs)  in show_last_breaking_event()  argument
144 	printk("Last Breaking-Event-Address:\n");  in show_last_breaking_event()
145 	printk(" [<%016lx>] ", regs->last_break);  in show_last_breaking_event()
146 	if (user_mode(regs)) {  in show_last_breaking_event()
147 		print_vma_addr(KERN_CONT, regs->last_break);  in show_last_breaking_event()
150 		pr_cont("%pSR\n", (void *)regs->last_break);  in show_last_breaking_event()
154 void show_registers(struct pt_regs *regs)  in show_registers()  argument
156 	struct psw_bits *psw = &psw_bits(regs->psw);  in show_registers()
159 	mode = user_mode(regs) ? "User" : "Krnl";  in show_registers()
160 	printk("%s PSW : %px %px", mode, (void *)regs->psw.mask, (void *)regs->psw.addr);  in show_registers()
161 	if (!user_mode(regs))  in show_registers()
162 		pr_cont(" (%pSR)", (void *)regs->psw.addr);  in show_registers()
165 	       "P:%x AS:%x CC:%x PM:%x", psw->per, psw->dat, psw->io, psw->ext,  in show_registers()
166 	       psw->key, psw->mcheck, psw->wait, psw->pstate, psw->as, psw->cc, psw->pm);  in show_registers()
167 	pr_cont(" RI:%x EA:%x\n", psw->ri, psw->eaba);  in show_registers()
169 	       regs->gprs[0], regs->gprs[1], regs->gprs[2], regs->gprs[3]);  in show_registers()
171 	       regs->gprs[4], regs->gprs[5], regs->gprs[6], regs->gprs[7]);  in show_registers()
173 	       regs->gprs[8], regs->gprs[9], regs->gprs[10], regs->gprs[11]);  in show_registers()
175 	       regs->gprs[12], regs->gprs[13], regs->gprs[14], regs->gprs[15]);  in show_registers()
176 	show_code(regs);  in show_registers()
179 void show_regs(struct pt_regs *regs)  in show_regs()  argument
182 	show_registers(regs);  in show_regs()
184 	if (!user_mode(regs))  in show_regs()
185 		show_stack(NULL, (unsigned long *) regs->gprs[15], KERN_DEFAULT);  in show_regs()
186 	show_last_breaking_event(regs);  in show_regs()
191 void __noreturn die(struct pt_regs *regs, const char *str)  in die()  argument
201 	printk("%s: %04x ilc:%d [#%d] ", str, regs->int_code & 0xffff,  in die()
202 	       regs->int_code >> 17, ++die_counter);  in die()
212 	notify_die(DIE_OOPS, str, regs, 0, regs->int_code & 0xffff, SIGSEGV);  in die()
214 	show_regs(regs);  in die()