sudo mkdir -p /mnt/runimg pi@raspberry49:~ $ sudo mount --bind /media/netdir/raspbrreyPi/mnt_runimg /mnt/runimg pi@raspberry49:~ $ ls -l /mnt/runimg/ total 91493376 -rwxrwxrwx+ 1 99 99 4555014144 Jan 7 22:32 2019-04-08-raspbian-stretch_chroot.img -rwxrwxrwx+ 1 systemd-timesync 98 3481272320 Mar 23 22:09 2019-04-08-raspbian-stretch-make-new.img -rwxrwxrwx+ 1 root root 3481272320 Dec 30 09:55 2019-04-08-raspbian-stretch-make-old.img -rwx------+ 1 99 99 3829399552 Jan 26 21:38 2019-09-26-raspbian-buster_jin.img -rw-r--r--+ 1 root root 5934940160 Apr 14 23:01 2020-02-13-raspbian-buster_jin-make.img -rw-rw-rw-+ 1 root root 31180455936 Apr 14 20:39 aarch64_bak.img -rw-rw-rw-+ 1 root root 31180455936 Apr 14 23:08 aarch64.img drwxrwxrwx+ 1 root root 160 Dec 19 22:41 bak -rw-rw-rw-+ 1 root root 6144655360 Apr 14 23:18 debian_aarch64.img -rw-rw-rw-+ 1 99 99 1728053248 Mar 25 22:50 readynas_compile_tool2.img -rw-rw-rw-+ 1 99 99 2173698048 Jan 8 23:25 readynas_compile_tool.img pi@raspberry49:~ $ sudo mkdir -p ~/rpi_mnt pi@raspberry49:~ $ sudo losetup -f -P --show /mnt/runimg/debian_aarch64.img /dev/loop0 pi@raspberry49:~ $ sudo mount /dev/loop0p2 -o rw ~/rpi_mnt pi@raspberry49:~ $ cd ~/rpi_mnt pi@raspberry49:~/rpi_mnt $ sudo mount /dev/loop0p1 -o rw ~/rpi_mnt/boot/ pi@raspberry49:~/rpi_mnt $ sudo mount --bind /dev ~/rpi_mnt/dev/ pi@raspberry49:~/rpi_mnt $ sudo mount --bind /sys ~/rpi_mnt/sys/ pi@raspberry49:~/rpi_mnt $ sudo mount --bind /proc ~/rpi_mnt/proc/ pi@raspberry49:~/rpi_mnt $ sudo mount --bind /dev/pts ~/rpi_mnt/dev/pts pi@raspberry49:~/rpi_mnt $ sudo mkdir -p /media/netdir/source/raspberrypi/4-08_new_raspi pi@raspberry49:~/rpi_mnt $ sudo mkdir -p ~/rpi_mnt/mnt/compile pi@raspberry49:~/rpi_mnt $ sudo mount --bind /media/netdir/source/raspberrypi/4-08_new_raspi ~/rpi_mnt/mnt/compile pi@raspberry49:~/rpi_mnt $ cd ~/rpi_mnt pi@raspberry49:~/rpi_mnt $ sudo chroot . bin/bash root@raspberry49:/# root@raspberry49:/# ls -l total 56 lrwxrwxrwx 1 root 0 7 Apr 14 11:11 bin -> usr/bin drwxr-xr-x 3 root 0 3584 Jan 1 1970 boot drwxr-xr-x 2 root 0 4096 Apr 14 14:08 debootstrap drwxr-xr-x 17 root 0 4000 Apr 14 14:40 dev drwxr-xr-x 27 root 0 4096 Apr 14 14:08 etc drwxr-xr-x 2 root 0 4096 Feb 1 17:09 home lrwxrwxrwx 1 root 0 7 Apr 14 11:11 lib -> usr/lib drwx------ 2 root 0 16384 Apr 14 10:59 lost+found drwxr-xr-x 3 root 0 4096 Apr 14 14:08 mnt dr-xr-xr-x 176 root 0 0 Jan 1 1970 proc drwx------ 2 root 0 4096 Apr 14 13:30 root drwxr-xr-x 2 root 0 4096 Apr 14 14:08 run lrwxrwxrwx 1 root 0 8 Apr 14 11:11 sbin -> usr/sbin dr-xr-xr-x 12 root 0 0 Apr 14 13:10 sys drwxrwxrwt 2 root 0 4096 Apr 14 14:08 tmp drwxr-xr-x 9 root 0 4096 Apr 14 14:08 usr drwxr-xr-x 11 root 0 4096 Apr 14 14:08 var root@raspberry49:/# echo 00:00:00 00:00:00 root@raspberry49:/# date Tue Apr 14 14:40:23 UTC 2020 root@raspberry49:/# mount /proc mount: /proc: proc already mounted on /proc. root@raspberry49:/# root@raspberry49:/# root@raspberry49:/# cat /     uname -a Linux raspberry49 4.19.114-v8+ #1303 SMP PREEMPT Tue Apr 7 15:55:30 BST 2020 aarch64 GNU/Linux root@raspberry49:/# root@raspberry49:/# cat /etc/apt/sources.list deb https://deb.debian.org/debian buster main root@raspberry49:/# root@raspberry49:/# root@raspberry49:/# ls -l /debootstrap/debootstrap -rwxr-xr-x 1 root 0 23457 Apr 14 11:12 /debootstrap/debootstrap root@raspberry49:/# /debootstrap/debootstrap --second-stage I: Installing core packages... I: Unpacking required packages... I: Unpacking libacl1:arm64... I: Unpacking adduser... I: Unpacking apt... I: Unpacking libapt-pkg5.0:arm64... I: Unpacking libattr1:arm64... I: Unpacking libaudit-common... I: Unpacking libaudit1:arm64... I: Unpacking base-files... I: Unpacking base-passwd... I: Unpacking bash... I: Unpacking libbz2-1.0:arm64... I: Unpacking libdebconfclient0:arm64... I: Unpacking coreutils... I: Unpacking dash... I: Unpacking libdb5.3:arm64... I: Unpacking debconf... I: Unpacking debian-archive-keyring... I: Unpacking debianutils... I: Unpacking diffutils... I: Unpacking dpkg... I: Unpacking e2fsprogs... I: Unpacking libcom-err2:arm64... I: Unpacking libext2fs2:arm64... I: Unpacking libss2:arm64... I: Unpacking findutils... I: Unpacking gcc-8-base:arm64... I: Unpacking libgcc1:arm64... I: Unpacking libstdc++6:arm64... I: Unpacking libc-bin... I: Unpacking libc6:arm64... I: Unpacking libgmp10:arm64... I: Unpacking gpgv... I: Unpacking libgnutls30:arm64... I: Unpacking grep... I: Unpacking gzip... I: Unpacking hostname... I: Unpacking init-system-helpers... I: Unpacking libcap-ng0:arm64... I: Unpacking libffi6:arm64... I: Unpacking libgcrypt20:arm64... I: Unpacking libgpg-error0:arm64... I: Unpacking libidn2-0:arm64... I: Unpacking libseccomp2:arm64... I: Unpacking libselinux1:arm64... I: Unpacking libsemanage-common... I: Unpacking libsemanage1:arm64... I: Unpacking libsepol1:arm64... I: Unpacking libtasn1-6:arm64... I: Unpacking libunistring2:arm64... I: Unpacking libzstd1:arm64... I: Unpacking liblz4-1:arm64... I: Unpacking mawk... I: Unpacking libncursesw6:arm64... I: Unpacking libtinfo6:arm64... I: Unpacking ncurses-base... I: Unpacking ncurses-bin... I: Unpacking libhogweed4:arm64... I: Unpacking libnettle6:arm64... I: Unpacking libp11-kit0:arm64... I: Unpacking libpam-modules:arm64... I: Unpacking libpam-modules-bin... I: Unpacking libpam-runtime... I: Unpacking libpam0g:arm64... I: Unpacking libpcre3:arm64... I: Unpacking perl-base... I: Unpacking sed... I: Unpacking login... I: Unpacking passwd... I: Unpacking libsystemd0:arm64... I: Unpacking libudev1:arm64... I: Unpacking sysvinit-utils... I: Unpacking tar... I: Unpacking tzdata... I: Unpacking bsdutils... I: Unpacking fdisk... I: Unpacking libblkid1:arm64... I: Unpacking libfdisk1:arm64... I: Unpacking libmount1:arm64... I: Unpacking libsmartcols1:arm64... I: Unpacking libuuid1:arm64... I: Unpacking mount... I: Unpacking util-linux... I: Unpacking liblzma5:arm64... I: Unpacking zlib1g:arm64... I: Configuring required packages... I: Configuring debian-archive-keyring... I: Configuring libaudit-common... I: Configuring libsemanage-common... I: Configuring ncurses-base... I: Configuring gcc-8-base:arm64... I: Configuring libc6:arm64... I: Configuring libudev1:arm64... I: Configuring libsepol1:arm64... I: Configuring libattr1:arm64... I: Configuring libtasn1-6:arm64... I: Configuring debianutils... I: Configuring mawk... I: Configuring libdebconfclient0:arm64... I: Configuring base-files... I: Configuring libbz2-1.0:arm64... I: Configuring base-passwd... I: Configuring libdb5.3:arm64... I: Configuring libtinfo6:arm64... I: Configuring bash... I: Configuring libzstd1:arm64... I: Configuring liblzma5:arm64... I: Configuring libgpg-error0:arm64... I: Configuring libgcc1:arm64... I: Configuring liblz4-1:arm64... I: Configuring libc-bin... I: Configuring ncurses-bin... I: Configuring libacl1:arm64... I: Configuring libunistring2:arm64... I: Configuring libsmartcols1:arm64... I: Configuring libgcrypt20:arm64... I: Configuring zlib1g:arm64... I: Configuring libffi6:arm64... I: Configuring libidn2-0:arm64... I: Configuring libcom-err2:arm64... I: Configuring diffutils... I: Configuring libseccomp2:arm64... I: Configuring libsystemd0:arm64... I: Configuring hostname... I: Configuring libpcre3:arm64... I: Configuring libcap-ng0:arm64... I: Configuring libext2fs2:arm64... I: Configuring libgmp10:arm64... I: Configuring libp11-kit0:arm64... I: Configuring libaudit1:arm64... I: Configuring libuuid1:arm64... I: Configuring libss2:arm64... I: Configuring libncursesw6:arm64... I: Configuring libnettle6:arm64... I: Configuring gpgv... I: Configuring libblkid1:arm64... I: Configuring libstdc++6:arm64... I: Configuring bsdutils... I: Configuring libhogweed4:arm64... I: Configuring e2fsprogs... I: Configuring libselinux1:arm64... I: Configuring libgnutls30:arm64... I: Configuring sed... I: Configuring libfdisk1:arm64... I: Configuring findutils... I: Configuring libmount1:arm64... I: Configuring libapt-pkg5.0:arm64... I: Configuring libsemanage1:arm64... I: Configuring tar... I: Configuring coreutils... I: Configuring fdisk... I: Configuring dpkg... I: Configuring grep... I: Configuring perl-base... I: Configuring init-system-helpers... I: Configuring gzip... I: Configuring debconf... I: Configuring tzdata... I: Configuring libpam0g:arm64... I: Configuring dash... I: Configuring libpam-modules-bin... I: Configuring libpam-modules:arm64... I: Configuring passwd... I: Configuring libpam-runtime... I: Configuring login... I: Configuring adduser... I: Configuring apt... I: Configuring util-linux... I: Configuring mount... I: Configuring sysvinit-utils... I: Configuring libc-bin... I: Unpacking the base system... I: Unpacking apt-transport-https... I: Unpacking apt-utils... I: Unpacking libapt-inst2.0:arm64... I: Unpacking libdns-export1104... I: Unpacking libisc-export1100:arm64... I: Unpacking bsdmainutils... I: Unpacking ca-certificates... I: Unpacking cpio... I: Unpacking cron... I: Unpacking dbus... I: Unpacking libdbus-1-3:arm64... I: Unpacking debconf-i18n... I: Unpacking dmidecode... I: Unpacking libelf1:arm64... I: Unpacking libexpat1:arm64... I: Unpacking gdbm-l10n... I: Unpacking ifupdown... I: Unpacking init... I: Unpacking iproute2... I: Unpacking iptables... I: Unpacking libip6tc0:arm64... I: Unpacking libiptc0:arm64... I: Unpacking libxtables12:arm64... I: Unpacking iputils-ping... I: Unpacking isc-dhcp-client... I: Unpacking isc-dhcp-common... I: Unpacking kmod... I: Unpacking less... I: Unpacking libbsd0:arm64... I: Unpacking libcap2-bin... I: Unpacking libestr0:arm64... I: Unpacking libfastjson4:arm64... I: Unpacking liblocale-gettext-perl... I: Unpacking liblognorm5:arm64... I: Unpacking libmnl0:arm64... I: Unpacking libnetfilter-conntrack3:arm64... I: Unpacking libnfnetlink0:arm64... I: Unpacking libnftnl11:arm64... I: Unpacking libnl-3-200:arm64... I: Unpacking libnl-genl-3-200:arm64... I: Unpacking libnl-route-3-200:arm64... I: Unpacking libtext-charwidth-perl... I: Unpacking libtext-iconv-perl... I: Unpacking libtext-wrapi18n-perl... I: Unpacking logrotate... I: Unpacking lsb-base... I: Unpacking nano... I: Unpacking libncurses6:arm64... I: Unpacking netbase... I: Unpacking libnewt0.52:arm64... I: Unpacking whiptail... I: Unpacking openssl... I: Unpacking libpcsclite1:arm64... I: Unpacking libpopt0:arm64... I: Unpacking libprocps7:arm64... I: Unpacking procps... I: Unpacking libreadline7:arm64... I: Unpacking readline-common... I: Unpacking rsyslog... I: Unpacking sensible-utils... I: Unpacking libslang2:arm64... I: Unpacking udev... I: Unpacking tasksel... I: Unpacking tasksel-data... I: Unpacking vim-common... I: Unpacking vim-tiny... I: Unpacking xxd... I: Unpacking wpasupplicant... I: Configuring the base system... I: Configuring libexpat1:arm64... I: Configuring cpio... I: Configuring libtext-iconv-perl... I: Configuring libtext-charwidth-perl... I: Configuring lsb-base... I: Configuring libip6tc0:arm64... I: Configuring apt-transport-https... I: Configuring init... I: Configuring libestr0:arm64... I: Configuring libfastjson4:arm64... I: Configuring libprocps7:arm64... I: Configuring less... I: Configuring kmod... I: Configuring libapt-inst2.0:arm64... I: Configuring libtext-wrapi18n-perl... I: Configuring xxd... I: Configuring libcap2-bin... I: Configuring vim-common... I: Configuring libslang2:arm64... I: Configuring libiptc0:arm64... I: Configuring libncurses6:arm64... I: Configuring libdbus-1-3:arm64... I: Configuring dbus... I: Configuring udev... I: Configuring libpcsclite1:arm64... I: Configuring libxtables12:arm64... I: Configuring gdbm-l10n... I: Configuring libisc-export1100:arm64... I: Configuring liblognorm5:arm64... I: Configuring nano... I: Configuring sensible-utils... I: Configuring libnfnetlink0:arm64... I: Configuring procps... I: Configuring libnl-3-200:arm64... I: Configuring netbase... I: Configuring isc-dhcp-common... I: Configuring dmidecode... I: Configuring openssl... I: Configuring libbsd0:arm64... I: Configuring libelf1:arm64... I: Configuring libdns-export1104... I: Configuring iputils-ping... I: Configuring readline-common... I: Configuring liblocale-gettext-perl... I: Configuring libreadline7:arm64... I: Configuring libpopt0:arm64... I: Configuring logrotate... I: Configuring libnewt0.52:arm64... I: Configuring apt-utils... I: Configuring iproute2... I: Configuring cron... I: Configuring rsyslog... I: Configuring isc-dhcp-client... I: Configuring debconf-i18n... I: Configuring libnftnl11:arm64... I: Configuring vim-tiny... I: Configuring libnl-route-3-200:arm64... I: Configuring ca-certificates... I: Configuring ifupdown... I: Configuring bsdmainutils... I: Configuring whiptail... I: Configuring libnetfilter-conntrack3:arm64... I: Configuring libnl-genl-3-200:arm64... I: Configuring iptables... I: Configuring wpasupplicant... I: Configuring tasksel... I: Configuring tasksel-data... I: Configuring libc-bin... I: Configuring systemd... I: Configuring ca-certificates... W: Failure while configuring base packages. This will be re-attempted up to five times. W: See //debootstrap/debootstrap.log for details (possibly the package dbus is at fault) I: Configuring dbus... W: Failure while configuring base packages. This will be re-attempted up to five times. W: See //debootstrap/debootstrap.log for details (possibly the package dbus is at fault) W: Failure while configuring base packages. This will be re-attempted up to five times. W: See //debootstrap/debootstrap.log for details (possibly the package dbus is at fault) W: Failure while configuring base packages. This will be re-attempted up to five times. W: See //debootstrap/debootstrap.log for details (possibly the package dbus is at fault) W: Failure while configuring base packages. This will be re-attempted up to five times. W: See //debootstrap/debootstrap.log for details (possibly the package dbus is at fault) root@raspberry49:/# root@raspberry49:/# root@raspberry49:/# cat /etc/fstab proc /proc proc defaults 0 0 PARTUUID=ea7d04d6-01 /boot vfat defaults 0 2 PARTUUID=ea7d04d6-02 / ext4 defaults,noatime 0 1 nas-27-59-FD:/data/Videos /home/pi/Videos nfs rsize=8192,wsize=8192,timeo=14,_netdev 0 0 /dev/mmcblk0p3 /mnt/DISK1 ext4 rw 0 0 #/dev/mmcblk0p4 /mnt/DISK1 ext4 rw 0 0 ## nas-27-59-FD:/data/tmp/raspbrreyPi/mnt_DISK1 /mnt/DISK1 nfs rsize=8192,wsize=8192,timeo=14,_netdev 0 0 nas-27-59-FD:/data/tmp/raspbrreyPi/mnt_tools /mnt/tools nfs rsize=8192,wsize=8192,timeo=14,_netdev 0 0 nas-27-59-FD:/data/tmp/ /media/netdir nfs rsize=8192,wsize=8192,timeo=14,_netdev 0 0 root@raspberry49:/# root@raspberry49:/# root@raspberry49:/# compile finish bash: compile: command not found root@raspberry49:/# exit exit pi@raspberry49:~/rpi_mnt $ cd pi@raspberry49:~ $ sudo umount ~/rpi_mnt/mnt/compile pi@raspberry49:~ $ sudo umount ~/rpi_mnt/dev/pts umount: /home/pi/rpi_mnt/dev/pts: not mounted. pi@raspberry49:~ $ sudo umount ~/rpi_mnt/proc umount: /home/pi/rpi_mnt/proc: not mounted. pi@raspberry49:~ $ sudo umount ~/rpi_mnt/sys umount: /home/pi/rpi_mnt/sys: not mounted. pi@raspberry49:~ $ sudo umount ~/rpi_mnt/dev pi@raspberry49:~ $ sudo umount ~/rpi_mnt/boot pi@raspberry49:~ $ sudo umount ~/rpi_mnt pi@raspberry49:~ $ sudo losetup -d /dev/loop0 pi@raspberry49:~ $ sudo umount /mnt/runimg pi@raspberry49:~ $