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<base href="https://bugs.dpdk.org/">
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<body><table border="1" cellspacing="0" cellpadding="8" class="bz_new_table">
<tr>
<th>Bug ID</th>
<td><a class="bz_bug_link
bz_status_UNCONFIRMED "
title="UNCONFIRMED - i40e based NIC locked due to packet with invalid length"
href="https://bugs.dpdk.org/show_bug.cgi?id=1458">1458</a>
</td>
</tr>
<tr>
<th>Summary</th>
<td>i40e based NIC locked due to packet with invalid length
</td>
</tr>
<tr>
<th>Product</th>
<td>DPDK
</td>
</tr>
<tr>
<th>Version</th>
<td>21.11
</td>
</tr>
<tr>
<th>Hardware</th>
<td>All
</td>
</tr>
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<th>OS</th>
<td>All
</td>
</tr>
<tr>
<th>Status</th>
<td>UNCONFIRMED
</td>
</tr>
<tr>
<th>Severity</th>
<td>critical
</td>
</tr>
<tr>
<th>Priority</th>
<td>Normal
</td>
</tr>
<tr>
<th>Component</th>
<td>ethdev
</td>
</tr>
<tr>
<th>Assignee</th>
<td>dev@dpdk.org
</td>
</tr>
<tr>
<th>Reporter</th>
<td>naveen@versa-networks.com
</td>
</tr>
<tr>
<th>Target Milestone</th>
<td>---
</td>
</tr></table>
<p>
<div class="bz_comment_block">
<pre class="bz_comment_text">When packet with invalid length of zero received on NIC, interface is getting
stuck. Only way to recover is by restarting the device. This issue happens
consistently.
i40e_dev_alarm_handler(): ICR0: malicious programming detected
i40e_handle_mdd_event(): Malicious Driver Detection event 0x16 on TX queue 1 PF
number 0x00 VF number 0x00 device 0000:b7:00.0
</pre>
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