in kernel/traps.c [97:111]
void die(const char *str, struct pt_regs *fp, unsigned long err)
{
static int diecount;
oops_enter();
console_verbose();
spin_lock_irq(&die_lock);
report_bug(fp->pc, fp);
pr_crit("%s: %04lx [#%d] ", str, err & 0xffff, ++diecount);
dump(fp);
spin_unlock_irq(&die_lock);
make_task_dead(SIGSEGV);
}