<html>
<head>
<base href="https://bugs.dpdk.org/">
</head>
<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 - net/tap build failure on Ubuntu 24.04 with LTO"
href="https://bugs.dpdk.org/show_bug.cgi?id=1511">1511</a>
</td>
</tr>
<tr>
<th>Summary</th>
<td>net/tap build failure on Ubuntu 24.04 with LTO
</td>
</tr>
<tr>
<th>Product</th>
<td>DPDK
</td>
</tr>
<tr>
<th>Version</th>
<td>24.07
</td>
</tr>
<tr>
<th>Hardware</th>
<td>All
</td>
</tr>
<tr>
<th>OS</th>
<td>All
</td>
</tr>
<tr>
<th>Status</th>
<td>UNCONFIRMED
</td>
</tr>
<tr>
<th>Severity</th>
<td>normal
</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>alialnu@nvidia.com
</td>
</tr>
<tr>
<th>Target Milestone</th>
<td>---
</td>
</tr></table>
<p>
<div class="bz_comment_block">
<pre class="bz_comment_text">$ meson --werror -Db_lto=true build && ninja -C build
[..]
[2109/2774] Linking target drivers/librte_net_tap.so.24.2
../drivers/net/tap/tap_netlink.c: In function ‘tap_flow_create_ipv6’:
../drivers/net/tap/tap_netlink.c:305:9: warning: writing 16 bytes into a region
of size 12 [-Wstringop-overflow=]
305 | memcpy(RTA_DATA(rta), data, data_len);
| ^
../drivers/net/tap/tap_netlink.h:20:25: note: at offset [4, 16] into
destination object ‘nh’ of size 16
20 | struct nlmsghdr nh;
| ^
../drivers/net/tap/tap_netlink.c:305:9: warning: writing 16 bytes into a region
of size 12 [-Wstringop-overflow=]
305 | memcpy(RTA_DATA(rta), data, data_len);
| ^
../drivers/net/tap/tap_netlink.h:20:25: note: at offset [4, 16] into
destination object ‘nh’ of size 16
20 | struct nlmsghdr nh;
| ^
../drivers/net/tap/tap_netlink.c:305:9: warning: writing 16 bytes into a region
of size 12 [-Wstringop-overflow=]
305 | memcpy(RTA_DATA(rta), data, data_len);
| ^
../drivers/net/tap/tap_netlink.h:20:25: note: at offset [4, 16] into
destination object ‘nh’ of size 16
20 | struct nlmsghdr nh;
| ^
../drivers/net/tap/tap_netlink.c:305:9: warning: writing 16 bytes into a region
of size 12 [-Wstringop-overflow=]
305 | memcpy(RTA_DATA(rta), data, data_len);
| ^
../drivers/net/tap/tap_netlink.h:20:25: note: at offset [4, 16] into
destination object ‘nh’ of size 16
20 | struct nlmsghdr nh;
| ^
[2755/2774] Linking target app/dpdk-test-pipeline
../drivers/net/tap/tap_netlink.c: In function ‘tap_flow_create_ipv6’:
../drivers/net/tap/tap_netlink.c:305:9: warning: writing 16 bytes into a region
of size 12 [-Wstringop-overflow=]
305 | memcpy(RTA_DATA(rta), data, data_len);
| ^
../drivers/net/tap/tap_netlink.h:20:25: note: at offset [4, 16] into
destination object ‘nh’ of size 16
20 | struct nlmsghdr nh;
| ^
../drivers/net/tap/tap_netlink.c:305:9: warning: writing 16 bytes into a region
of size 12 [-Wstringop-overflow=]
305 | memcpy(RTA_DATA(rta), data, data_len);
| ^
../drivers/net/tap/tap_netlink.h:20:25: note: at offset [4, 16] into
destination object ‘nh’ of size 16
20 | struct nlmsghdr nh;
| ^
../drivers/net/tap/tap_netlink.c:305:9: warning: writing 16 bytes into a region
of size 12 [-Wstringop-overflow=]
305 | memcpy(RTA_DATA(rta), data, data_len);
| ^
../drivers/net/tap/tap_netlink.h:20:25: note: at offset [4, 16] into
destination object ‘nh’ of size 16
20 | struct nlmsghdr nh;
| ^
../drivers/net/tap/tap_netlink.c:305:9: warning: writing 16 bytes into a region
of size 12 [-Wstringop-overflow=]
305 | memcpy(RTA_DATA(rta), data, data_len);
| ^
../drivers/net/tap/tap_netlink.h:20:25: note: at offset [4, 16] into
destination object ‘nh’ of size 16
[..]
OS: Ubuntu 24.04
Meson: 1.3.2
Compiler: gcc 13.2.0
</pre>
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