<blockquote>
<p>however sometimes I don't get any ping reply there and the device seems to be stuck - a reset helps.</p>
</blockquote>
<p>I'm sure that you could observe the same for this PR if you play long enough. Problems 2 and 4 in issue <a class="issue-link js-issue-link" data-error-text="Failed to load issue title" data-id="402954378" data-permission-text="Issue title is private" data-url="https://github.com/RIOT-OS/RIOT/issues/10861" data-hovercard-type="issue" data-hovercard-url="/RIOT-OS/RIOT/issues/10861/hovercard" href="https://github.com/RIOT-OS/RIOT/issues/10861">#10861</a> describe the possible cases. Either the send function is blocking completely (problem 2) or the gnrc packets are not released and the gnrc packet buffer becomes full (problem 4). The latter one, you would be able to check with <code>pktbuf</code> command if you compile with <code>gnrc_pktbuf_cmd</code>. At the moment, I have no solution for both cases. For problem 2, it is not clear why function <code>ieee80211_output_pbuf</code> blocks although it returns with success.</p>

<p style="font-size:small;-webkit-text-size-adjust:none;color:#666;">—<br />You are receiving this because you are subscribed to this thread.<br />Reply to this email directly, <a href="https://github.com/RIOT-OS/RIOT/pull/10862#issuecomment-457556606">view it on GitHub</a>, or <a href="https://github.com/notifications/unsubscribe-auth/AEn7YDG3OO02CAqNSLGLNU1VMlpqn_Rpks5vGvb0gaJpZM4aR_rA">mute the thread</a>.<img src="https://github.com/notifications/beacon/AEn7YOBl-PFYXG3wwBKOf6A7AljyFTFfks5vGvb0gaJpZM4aR_rA.gif" height="1" width="1" alt="" /></p>
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