void
die_if_kernel(char * str, struct pt_regs *regs, long err, unsigned long *r9_15)
{
	if (regs->ps & 8)
		return;
#ifdef CONFIG_SMP
	printk("CPU %d ", hard_smp_processor_id());
#endif
	printk("%s(%d): %s %ld\n", current->comm, task_pid_nr(current), str, err);
	dik_show_regs(regs, r9_15);
	add_taint(TAINT_DIE);
	dik_show_trace((unsigned long *)(regs+1));
	dik_show_code((unsigned int *)regs->pc);

	if (test_and_set_thread_flag (TIF_DIE_IF_KERNEL)) {
		printk("die_if_kernel recursion detected.\n");
		local_irq_enable();
		while (1);
	}
	do_exit(SIGSEGV);
}
Esempio n. 2
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void
die_if_kernel(char * str, struct pt_regs *regs, long err, unsigned long *r9_15)
{
	if (regs->ps & 8)
		return;
#ifdef __SMP__
	printk("CPU %d ", hard_smp_processor_id());
#endif
	printk("%s(%d): %s %ld\n", current->comm, current->pid, str, err);
	dik_show_regs(regs, r9_15);
	dik_show_code((unsigned int *)regs->pc);
	dik_show_trace((unsigned long *)(regs+1));

	if (current->tss.flags & (1UL << 63)) {
		printk("die_if_kernel recursion detected.\n");
		sti();
		while (1);
	}
	current->tss.flags |= (1UL << 63);
	do_exit(SIGSEGV);
}