On 12/12, Eric W. Biederman wrote:
>
> -static int is_sig_init(struct task_struct *tsk)
> +static int is_sig_init(struct task_struct *init, struct pid *sender)
> {
> - if (likely(!is_global_init(tsk->group_leader)))
> + if (!is_container_init(init))
> + return 0;
> +
> + if (!sender)
> + sender = task_tgid(current);
What if this signal is sent from the interrupt and sender == NULL?
> +
> + if (!pid_in_pid_ns(sender, task_active_pid_ns(init)))
> return 0;
In that case the result of the above check can be wrong, no?
Oleg.
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