Exemplo n.º 1
0
int __die(const char *str, struct pt_regs *regs, long err)
{
#ifdef CONFIG_X86_32
	unsigned short ss;
	unsigned long sp;
#endif
	printk(KERN_DEFAULT
	       "%s: %04lx [#%d] ", str, err & 0xffff, ++die_counter);
#ifdef CONFIG_PREEMPT
	printk("PREEMPT ");
#endif
#ifdef CONFIG_SMP
	printk("SMP ");
#endif
#ifdef CONFIG_DEBUG_PAGEALLOC
	printk("DEBUG_PAGEALLOC ");
#endif
#ifdef CONFIG_KASAN
	printk("KASAN");
#endif
	printk("\n");
	if (notify_die(DIE_OOPS, str, regs, err,
			current->thread.trap_nr, SIGSEGV) == NOTIFY_STOP)
		return 1;

	/* FIXME this should probably also need to print into buffer */
	print_modules();
	show_regs(regs);
#ifdef CONFIG_X86_32
	if (user_mode(regs)) {
		sp = regs->sp;
		ss = regs->ss & 0xffff;
	} else {
		sp = kernel_stack_pointer(regs);
		savesegment(ss, ss);
	}
	printk(KERN_EMERG "EIP: [<%08lx>] ", regs->ip);
	print_symbol("%s", regs->ip);
	printk(" SS:ESP %04x:%08lx\n", ss, sp);
#else
	/* Executive summary in case the oops scrolled away */
	printk(KERN_ALERT "RIP ");
	/* FIXME */
	printk_address(regs->ip);
	printk(" RSP <%016lx>\n", regs->sp);
#endif
	return 0;
}
Exemplo n.º 2
0
int __kprobes __die(const char *str, struct pt_regs *regs, long err)
{
#ifdef CONFIG_X86_32
	unsigned short ss;
	unsigned long sp;
#endif
	printk(KERN_EMERG "%s: %04lx [#%d] ", str, err & 0xffff, ++die_counter);
#ifdef CONFIG_PREEMPT
	printk("PREEMPT ");
#endif
#ifdef CONFIG_SMP
	printk("SMP ");
#endif
#ifdef CONFIG_DEBUG_PAGEALLOC
	printk("DEBUG_PAGEALLOC");
#endif
	printk("\n");
	sysfs_printk_last_file();
	if (notify_die(DIE_OOPS, str, regs, err,
			current->thread.trap_no, SIGSEGV) == NOTIFY_STOP)
		return 1;

	show_registers(regs);
#ifdef CONFIG_X86_32
	if (user_mode_vm(regs)) {
		sp = regs->sp;
		ss = regs->ss & 0xffff;
	} else {
		sp = kernel_stack_pointer(regs);
		savesegment(ss, ss);
	}
	printk(KERN_EMERG "EIP: [<%08lx>] ", regs->ip);
	print_symbol("%s", regs->ip);
	printk(" SS:ESP %04x:%08lx\n", ss, sp);
#else
	/* Executive summary in case the oops scrolled away */
	printk(KERN_ALERT "RIP ");
	printk_address(regs->ip, 1);
	printk(" RSP <%016lx>\n", regs->sp);
#endif
	return 0;
}
Exemplo n.º 3
0
void __die(const char * str, struct pt_regs * regs, long err)
{
	static int die_counter;
	printk(KERN_EMERG "%s: %04lx [%u] ", str, err & 0xffff,++die_counter);
#ifdef CONFIG_PREEMPT
	printk("PREEMPT ");
#endif
#ifdef CONFIG_SMP
	printk("SMP ");
#endif
#ifdef CONFIG_DEBUG_PAGEALLOC
	printk("DEBUG_PAGEALLOC");
#endif
	printk("\n");
	notify_die(DIE_OOPS, (char *)str, regs, err, 255, SIGSEGV);
	show_registers(regs);
	/* Executive summary in case the oops scrolled away */
	printk(KERN_ALERT "RIP ");
	printk_address(regs->rip); 
	printk(" RSP <%016lx>\n", regs->rsp); 
}
Exemplo n.º 4
0
int __die(const char *str, struct pt_regs *regs, long err)
{
#ifdef CONFIG_X86_32
    unsigned short ss;
    unsigned long sp;
#endif
    printk(KERN_DEFAULT
           "%s: %04lx [#%d]%s%s%s%s\n", str, err & 0xffff, ++die_counter,
           IS_ENABLED(CONFIG_PREEMPT) ? " PREEMPT"         : "",
           IS_ENABLED(CONFIG_SMP)     ? " SMP"             : "",
           debug_pagealloc_enabled()  ? " DEBUG_PAGEALLOC" : "",
           IS_ENABLED(CONFIG_KASAN)   ? " KASAN"           : "");

    if (notify_die(DIE_OOPS, str, regs, err,
                   current->thread.trap_nr, SIGSEGV) == NOTIFY_STOP)
        return 1;

    print_modules();
    show_regs(regs);
#ifdef CONFIG_X86_32
    if (user_mode(regs)) {
        sp = regs->sp;
        ss = regs->ss & 0xffff;
    } else {
        sp = kernel_stack_pointer(regs);
        savesegment(ss, ss);
    }
    printk(KERN_EMERG "EIP: [<%08lx>] ", regs->ip);
    print_symbol("%s", regs->ip);
    printk(" SS:ESP %04x:%08lx\n", ss, sp);
#else
    /* Executive summary in case the oops scrolled away */
    printk(KERN_ALERT "RIP ");
    printk_address(regs->ip);
    printk(" RSP <%016lx>\n", regs->sp);
#endif
    return 0;
}
Exemplo n.º 5
0
/*
 * Print one address/symbol entries per line.
 */
static void print_trace_address(void *data, unsigned long addr, int reliable)
{
	touch_nmi_watchdog();
	printk(data);
	printk_address(addr, reliable);
}
Exemplo n.º 6
0
/*
 * Print one address/symbol entries per line.
 */
static void print_trace_address(void *data, unsigned long addr, int reliable)
{
	printk(data);
	printk_address(addr, reliable);
}