Hi Mert,
> live-boot initramfs hooks check the /live/filesystem.squashfs file by > default. And you can add files to initramfs simply by appending it to the > existing file (no need to unpack & repack). > > I already do this for quite some time and this is roughly the code I use: > > echo live/filesystem.squashfs | cpio -o -H newc | gzip -1 > > $live_initrd > cat $org_initrd $live_initrd > $new_initrd > > Replace the original initramfs image with the newly created one and there > is no need for any other changes, it'll just work. > > I've built a live environment and used your commands to concatenate a new initrd.img, here's the command history from the build: mkdir ~/lbwork && cd ~/lbwork lb config cp /usr/share/doc/live-build/examples/auto/* ~/lbwork/auto/ vi auto/config <--- Adding some build parameters, mostly archive and mirror url:s echo "cryptsetup dialog file firmware-linux-nonfree hdparm ntp pv ssh vim" > config/package-lists/extrapaket.list.chroot # set some console parameters and add startup script to root mkdir -p config/includes.chroot/etc/sysctl.d echo "kernel.printk = 3 4 1 3" > config/includes.chroot/etc/sysctl.d/loggning.conf mkdir -p config/includes.chroot/usr/local/bin/ cp -p ~/clean_machine.pl config/includes.chroot/usr/local/bin/ mkdir config/includes.chroot/root echo "alias ll='ls -la'" >> config/includes.chroot/root/.bashrc echo "alias ltr='ls -latr'" >> config/includes.chroot/root/.bashrc echo "setterm -blank 0" >> config/includes.chroot/root/.bashrc echo "tty | grep -q /dev/tty1 && /usr/local/bin/clean_machine.pl" >> config/includes.chroot/root/.bashrc sudo lb config sudo lb build sudo -s cd binary/ echo live/filesystem.squashfs | cpio -o -H newc | gzip -1 > fs.img cat live/initrd.img fs.img > initrd_with_fs.img This is a binwalk of initrd_with_fs.img: DECIMAL HEXADECIMAL DESCRIPTION -------------------------------------------------------------------------------- 0 0x0 ASCII cpio archive (SVR4 with no CRC), file name: "kernel", file name length: "0x00000007", file size: "0x00000000" 120 0x78 ASCII cpio archive (SVR4 with no CRC), file name: "kernel/x86", file name length: "0x0000000B", file size: "0x00000000" 244 0xF4 ASCII cpio archive (SVR4 with no CRC), file name: "kernel/x86/microcode", file name length: "0x00000015", file size: "0x00000000" 376 0x178 ASCII cpio archive (SVR4 with no CRC), file name: "kernel/x86/microcode/GenuineIntel.bin", file name length: "0x0000002A", file size: "0x000C9000" 823824 0xC9210 ASCII cpio archive (SVR4 with no CRC), file name: "TRAILER!!!", file name length: "0x0000000B", file size: "0x00000000" 824320 0xC9400 gzip compressed data, from Unix, last modified: Mon May 22 08:25:03 2017 7667140 0x74FDC4 Zlib compressed data, compressed, uncompressed size >= 75264 32989502 0x1F7613E gzip compressed data, fastest compression, from Unix, last modified: Mon May 22 08:29:28 2017 33034359 0x1F81077 xz compressed data [...] This is the PXELINUX menu entry: label debian_live_x64 MENU LABEL ^I: Debian LIVE x64 KERNEL images/linux/debian/live/vmlinuz APPEND ipv6.disable=1 boot=live nopersistence noeject silent config locales=sv_SE.UTF-8 keyboard-layouts=se timezone=Europe/Stockholm utc=no username=root INITRD images/linux/debian/live/initrd_with_fs.img Unfortunately I get the same result, no medium containing a live filesystem found. Any ideas?