struct lib_ring_buffer_ctx *ctx,
struct ltt_channel *chan)
{
+ struct task_struct *parent;
pid_t vppid;
+ /*
+ * nsproxy can be NULL when scheduled out of exit.
+ */
rcu_read_lock();
- vppid = task_tgid_vnr(current->real_parent);
+ parent = rcu_dereference(current->real_parent);
+ if (!parent->nsproxy)
+ vppid = 0;
+ else
+ vppid = task_tgid_vnr(parent);
rcu_read_unlock();
lib_ring_buffer_align_ctx(ctx, ltt_alignof(vppid));
chan->ops->event_write(ctx, &vppid, sizeof(vppid));