https://community.nxp.com/t5/Layerscape/How-to-build-linux-kernel/m-p/1370833#M9347 <P>Most probably hostname is changed in booting userspace ( /etc/inittab, /etc/init.d/Sxx scripts ...)<BR />If I were you, my first check would be grep for 'hostname' command in generated rootfs tree<BR /><BR />The hostname in kernel has lowest priority, in buildroot is default '(none)'</P> Fri, 12 Nov 2021 22:08:09 GMT kikote 2021-11-12T22:08:09Z https://community.nxp.com/t5/Layerscape/How-to-build-linux-kernel/m-p/1370103#M9330 <P>how to manual?</P><P>&nbsp;</P><P>&nbsp;</P><P>&nbsp;</P><P>&nbsp;</P> Mon, 25 Jul 2022 06:21:50 GMT https://community.nxp.com/t5/Layerscape/How-to-build-linux-kernel/m-p/1370103#M9330 bladerunner1010 2022-07-25T06:21:50Z https://community.nxp.com/t5/Layerscape/How-to-build-linux-kernel/m-p/1370833#M9347 <P>Most probably hostname is changed in booting userspace ( /etc/inittab, /etc/init.d/Sxx scripts ...)<BR />If I were you, my first check would be grep for 'hostname' command in generated rootfs tree<BR /><BR />The hostname in kernel has lowest priority, in buildroot is default '(none)'</P> Fri, 12 Nov 2021 22:08:09 GMT https://community.nxp.com/t5/Layerscape/How-to-build-linux-kernel/m-p/1370833#M9347 kikote 2021-11-12T22:08:09Z https://community.nxp.com/t5/Layerscape/How-to-build-linux-kernel/m-p/1372353#M9382 <P>After recompile Linux with the following command.</P> <P><SPAN>$&nbsp;flex-builder -c linux</SPAN></P> <P><SPAN>Please execute the following command to regenerate bootpartition tarball boot_LS_arm64_lts_5.10.tgz with the latest Kernel image.</SPAN></P> <P><SPAN>$ flex-builder -i mkbootpartition -a arm64 </SPAN></P> Wed, 17 Nov 2021 03:31:17 GMT https://community.nxp.com/t5/Layerscape/How-to-build-linux-kernel/m-p/1372353#M9382 yipingwang 2021-11-17T03:31:17Z