On 03/10, Eric W. Biederman wrote:
>
> /* If global init has exited,
> * panic immediately to get a useable coredump.
> */
> if (unlikely(is_global_init(tsk) &&
> (thread_group_empty(tsk) ||
> (tsk->signal->flags & SIGNAL_GROUP_EXIT)))) {
> panic("Attempted to kill init! exitcode=0x%08x\n",
> tsk->signal->group_exit_code ?: (int)code);
> }
>
> The thread_group_empty test is needed to handle single threaded
> inits.
But we can't rely on thread_group_empty(). Just suppose that the main
thread exit first, then the 2nd (last) thread exits too.
Oleg.
