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<div style="font-family: Calibri, Arial, Helvetica, sans-serif; font-size: 12pt; color: rgb(0, 0, 0);">
Hi,</div>
<div style="font-family: Calibri, Arial, Helvetica, sans-serif; font-size: 12pt; color: rgb(0, 0, 0);">
I am executing netns tests on FU740(RISCV) for yocto linux kernel 5.10.41.</div>
<div style="font-family: Calibri, Arial, Helvetica, sans-serif; font-size: 12pt; color: rgb(0, 0, 0);">
<b>List of failures:</b></div>
<div style="font-family: Calibri, Arial, Helvetica, sans-serif; font-size: 12pt; color: rgb(0, 0, 0);">
<blockquote style="border-color: rgb(200, 200, 200); border-left: 3px solid rgb(200, 200, 200); padding-left: 1ex; margin-left: 0.8ex; color: rgb(102, 102, 102);" itemscope="" itemtype="https://schemas.microsoft.com/QuotedText">
netns_breakns_ip_ipv4_ioctl
<div>netns_breakns_ip_ipv4_netlink</div>
<div>netns_breakns_ip_ipv6_ioctl</div>
<div>netns_breakns_ip_ipv6_netlink</div>
<div>netns_breakns_ns_exec_ipv4_ioctl</div>
<div>netns_breakns_ns_exec_ipv4_netlink</div>
<div>netns_breakns_ns_exec_ipv6_ioctl</div>
<div>netns_breakns_ns_exec_ipv6_netlink</div>
<div>netns_comm_ip_ipv4_ioctl</div>
<div>netns_comm_ip_ipv4_netlink</div>
<div>netns_comm_ip_ipv6_ioctl</div>
<div>netns_comm_ip_ipv6_netlink</div>
<div>netns_comm_ns_exec_ipv4_ioctl</div>
<div>netns_comm_ns_exec_ipv4_netlink</div>
<div>netns_comm_ns_exec_ipv6_ioctl</div>
<div>netns_comm_ns_exec_ipv6_netlink<br>
</div>
</blockquote>
<div><span style="font-family: Calibri, Arial, Helvetica, sans-serif; font-size: 12pt; color: rgb(0, 0, 0);">I enabled following kernel configurations:</span></div>
<div>
<blockquote style="border-color: rgb(200, 200, 200); border-left: 3px solid rgb(200, 200, 200); padding-left: 1ex; margin-left: 0.8ex; color: rgb(102, 102, 102);" itemscope="" itemtype="https://schemas.microsoft.com/QuotedText">
<span style="font-family: Calibri, Arial, Helvetica, sans-serif; font-size: 10pt; color: rgb(0, 0, 0);">CONFIG_DUMMY=m</span><span style="font-family: Calibri, Arial, Helvetica, sans-serif; font-size: 12pt; color: rgb(0, 0, 0);">
<div><span style="font-size: 10pt;">CONFIG_VETH=m</span></div>
<div><span style="font-size: 10pt;">CONFIG_TUN=y</span></div>
<div><span style="font-size: 10pt;">CONFIG_TAP=y</span></div>
<div><span style="font-size: 10pt;">CONFIG_MACVLAN=y</span></div>
<div><span style="font-size: 10pt;">CONFIG_NET_IP_TUNNEL=y</span></div>
<div><span style="font-size: 10pt;">CONFIG_NET_CORE=y</span></div>
<div><span style="font-size: 10pt;">CONFIG_NET_NSH=m</span></div>
<div><span style="font-size: 10pt;">CONFIG_VXLAN=y</span></div>
<div><span style="font-size: 10pt;">CONFIG_TUN_VNET_CROSS_LE=y</span></div>
<div><span style="font-size: 10pt;">CONFIG_NETDEVICES=y</span></div>
<div><span style="font-size: 10pt;">CONFIG_NET_NS=y</span></div>
<div><span style="font-size: 10pt;">CONFIG_NETLABEL=y</span></div>
<div><span style="font-size: 10pt;">CONFIG_VETH=y</span></div>
<div><span style="font-size: 10pt;">CONFIG_NETLABEL=y</span></div>
<div><span style="font-size: 10pt;">CONFIG_NET=y</span></div>
</span>
<div><span style="font-family: Calibri, Arial, Helvetica, sans-serif; font-size: 10pt; color: rgb(0, 0, 0);">CONFIG_NET_IP_TUNNEL=y</span><br>
</div>
</blockquote>
<div><span style="font-family: Calibri, Arial, Helvetica, sans-serif; font-size: 12pt; color: rgb(0, 0, 0);">What could be the reason of failure?</span></div>
<div><span style="font-family: Calibri, Arial, Helvetica, sans-serif; font-size: 12pt; color: rgb(0, 0, 0);">How do I proceed on this issue?</span></div>
<div><span style="font-family: Calibri, Arial, Helvetica, sans-serif; font-size: 12pt; color: rgb(0, 0, 0);"><br>
</span></div>
<div><span style="font-family: Calibri, Arial, Helvetica, sans-serif; font-size: 12pt; color: rgb(0, 0, 0);">TBROK: unable to create veth pair devices<br>
<span>ip: can't find device 'veth0'</span><br>
</span></div>
<div><span style="font-family: Calibri, Arial, Helvetica, sans-serif; font-size: 12pt; color: rgb(0, 0, 0);"><br>
</span></div>
<div><span style="font-family: Calibri, Arial, Helvetica, sans-serif; font-size: 12pt; color: rgb(0, 0, 0);">TBROK: don't obtain valid iproute version<br>
</span></div>
<div><span style="font-family: Calibri, Arial, Helvetica, sans-serif; font-size: 12pt; color: rgb(0, 0, 0);"><br>
</span></div>
<div><span style="font-family: Calibri, Arial, Helvetica, sans-serif; font-size: 12pt; color: rgb(0, 0, 0);"><br>
</span></div>
<div><span style="font-family: Calibri, Arial, Helvetica, sans-serif; font-size: 12pt; color: rgb(0, 0, 0);">Thanks,</span></div>
<div><span style="font-family: Calibri, Arial, Helvetica, sans-serif; font-size: 12pt; color: rgb(0, 0, 0);">Ankita Kulkarni<br>
</span></div>
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