On Fri, 2014-05-09 at 20:27 -0400, Richard Guy Briggs wrote:
Not so relevant because you delete all of this code later... But
still...
> +#ifdef CONFIG_NAMESPACES
> +void audit_log_namespace_info(struct audit_buffer *ab, struct task_struct
> *tsk)
> +{
> + struct nsproxy *nsproxy;
> +
> + rcu_read_lock();
ok, so we are under rcu_read_lock() and cannot sleep
> + nsproxy = task_nsproxy(tsk);
> + if (nsproxy != NULL) {
> + audit_log_format(ab, " mntns=%llx",
> nsproxy->mnt_ns->serial_num);
But this could do an allocation, are we sure that everything used
GFP_ATOMIC when creating the audit buffer? [hint: it doesn't]
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