sudo mkdir -p ~/rpi_mnt pi@raspberrypi48:~ $ sudo mount /dev/sda2 -o rw ~/rpi_mnt pi@raspberrypi48:~ $ cd ~/rpi_mnt pi@raspberrypi48:~/rpi_mnt $ sudo mount --bind /dev ~/rpi_mnt/dev/ pi@raspberrypi48:~/rpi_mnt $ sudo mount --bind /sys ~/rpi_mnt/sys/ pi@raspberrypi48:~/rpi_mnt $ sudo mount --bind /proc ~/rpi_mnt/proc/ pi@raspberrypi48:~/rpi_mnt $ sudo mount --bind /dev/pts ~/rpi_mnt/dev/pts pi@raspberrypi48:~/rpi_mnt $ sudo mkdir -p ~/rpi_mnt/mnt/compile pi@raspberrypi48:~/rpi_mnt $ sudo mkdir -p ~/rpi_mnt/mnt/source pi@raspberrypi48:~/rpi_mnt $ sudo mount --bind /media/netdir/source ~/rpi_mnt/mnt/source pi@raspberrypi48:~/rpi_mnt $ sudo mount --bind /media/netdir/source/phantomjs_pkg1 ~/rpi_mnt/mnt/compile pi@raspberrypi48:~/rpi_mnt $ cd ~/rpi_mnt pi@raspberrypi48:~/rpi_mnt $ sudo chroot . bin/bash root@raspberrypi48:/# root@raspberrypi48:/# ls -l total 88 drwxr-xr-x 2 root root 4096 Sep 26 09:14 bin drwxr-xr-x 2 root root 4096 Jan 2 22:41 boot drwxr-xr-x 18 root root 4000 Jan 7 23:01 dev drwxr-xr-x 114 root root 12288 Jan 7 23:15 etc drwxr-xr-x 3 root root 4096 Sep 26 09:09 home drwxr-xr-x 16 root root 4096 Jan 6 23:14 lib drwx------ 2 root root 16384 Sep 26 09:30 lost+found drwxr-xr-x 3 root root 4096 Jan 6 23:06 media drwxr-xr-x 7 root root 4096 Jan 7 23:18 mnt drwxr-xr-x 4 root root 4096 Sep 26 09:16 opt dr-xr-xr-x 173 root root 0 Jan 1 1970 proc drwx------ 5 root root 4096 Jan 6 23:05 root drwxr-xr-x 4 root root 4096 Sep 26 09:05 run drwxr-xr-x 2 root root 4096 Jan 6 23:14 sbin drwxr-xr-x 3 root root 4096 Jan 6 23:04 srv dr-xr-xr-x 12 root root 0 Jan 7 22:10 sys drwxrwxrwx 8 systemd-timesync 98 4096 Jan 6 23:05 tftpboot drwxrwxrwt 7 root root 4096 Jan 6 23:28 tmp drwxr-xr-x 11 root root 4096 Sep 26 09:15 usr drwxr-xr-x 11 root root 4096 Jan 6 23:27 var root@raspberrypi48:/# echo 00:00:00 00:00:00 root@raspberrypi48:/# date Tue 07 Jan 2020 11:18:38 PM JST root@raspberrypi48:/# root@raspberrypi48:/# cd /mnt/source/ root@raspberrypi48:/mnt/source# ls -l total 83228 drwxrwxrwx+ 1 99 99 164 Apr 13 2019 c_plus drwxrwxrwx+ 1 root root 150 Nov 13 22:36 MUFJ drwxrwxrwx+ 1 99 99 278 Apr 13 2019 phantomjs drwxr-xr-x+ 1 pi pi 2096 Dec 8 19:56 phantomjs_pkg1 -rw-r--r-- 1 99 99 85221531 Dec 11 21:32 phantomjs_pkg1.tar.gz drwxrwxrwx+ 1 99 99 64 Jan 2 11:12 raspberrypi drwxrwxrwx+ 1 99 99 20 Dec 5 20:42 raspberrypi4 drwxrwxrwx+ 1 99 99 28 Dec 14 21:27 retropie drwxrwxrwx+ 1 systemd-timesync 98 318 Nov 16 15:28 teraterm_package drwxrwxrwx+ 1 99 99 18 May 3 2019 test root@raspberrypi48:/mnt/source# cd MUFJ root@raspberrypi48:/mnt/source/MUFJ# ls -l total 49268 -rwxr-xr-x+ 1 systemd-timesync 98 213 May 11 2019 get_bank_list.sh -rw-rw-rw-+ 1 systemd-timesync 98 1514 Jan 7 19:10 ghostdriver.log -rw-r--r--+ 1 systemd-timesync 98 6720 Nov 13 22:36 mufg2.py -rw-r--r--+ 1 root root 5385 Mar 31 2019 MUFG_test2.py -rwxrwxrwx+ 1 systemd-timesync 98 50414756 Mar 31 2019 phantomjs -rw-r--r--+ 1 systemd-timesync 98 5557 May 11 2019 readme.txt root@raspberrypi48:/mnt/source/MUFJ# ./phantomjs -v ./phantomjs: error while loading shared libraries: libssl.so.1.0.0: cannot open shared object file: No such file or directory root@raspberrypi48:/mnt/source/MUFJ# root@raspberrypi48:/mnt/source/MUFJ# cd .. root@raspberrypi48:/mnt/source# ls -l total 83228 drwxrwxrwx+ 1 99 99 164 Apr 13 2019 c_plus drwxrwxrwx+ 1 root root 150 Nov 13 22:36 MUFJ drwxrwxrwx+ 1 99 99 278 Apr 13 2019 phantomjs drwxr-xr-x+ 1 pi pi 2096 Dec 8 19:56 phantomjs_pkg1 -rw-r--r-- 1 99 99 85221531 Dec 11 21:32 phantomjs_pkg1.tar.gz drwxrwxrwx+ 1 99 99 64 Jan 2 11:12 raspberrypi drwxrwxrwx+ 1 99 99 20 Dec 5 20:42 raspberrypi4 drwxrwxrwx+ 1 99 99 28 Dec 14 21:27 retropie drwxrwxrwx+ 1 systemd-timesync 98 318 Nov 16 15:28 teraterm_package drwxrwxrwx+ 1 99 99 18 May 3 2019 test root@raspberrypi48:/mnt/source# cd raspberrypi root@raspberrypi48:/mnt/source/raspberrypi# ls -l total 0 drwxrwxrwx+ 1 systemd-network users 18 Dec 6 19:53 3 drwxrwxrwx+ 1 pi pi 18 Dec 30 09:59 4-01 drwxrwxrwx+ 1 pi pi 18 Dec 30 15:26 4-02 drwxrwxrwx+ 1 pi pi 18 Dec 30 20:46 4-03 drwxrwxrwx+ 1 systemd-timesync 98 18 Dec 31 15:39 4-04 drwxrwxrwx+ 1 99 99 18 Jan 1 21:05 4-05 drwxrwxrwx+ 1 99 99 18 Jan 2 08:03 4-06 drwxrwxrwx+ 1 pi pi 18 Jan 2 11:08 4-07 drwxrwxrwx+ 1 99 99 18 Dec 6 19:46 org root@raspberrypi48:/mnt/source/raspberrypi# cd .. root@raspberrypi48:/mnt/source# ls -l total 83228 drwxrwxrwx+ 1 99 99 164 Apr 13 2019 c_plus drwxrwxrwx+ 1 root root 150 Nov 13 22:36 MUFJ drwxrwxrwx+ 1 99 99 278 Apr 13 2019 phantomjs drwxr-xr-x+ 1 pi pi 2096 Dec 8 19:56 phantomjs_pkg1 -rw-r--r-- 1 99 99 85221531 Dec 11 21:32 phantomjs_pkg1.tar.gz drwxrwxrwx+ 1 99 99 64 Jan 2 11:12 raspberrypi drwxrwxrwx+ 1 99 99 20 Dec 5 20:42 raspberrypi4 drwxrwxrwx+ 1 99 99 28 Dec 14 21:27 retropie drwxrwxrwx+ 1 systemd-timesync 98 318 Nov 16 15:28 teraterm_package drwxrwxrwx+ 1 99 99 18 May 3 2019 test root@raspberrypi48:/mnt/source# cd raspberrypi root@raspberrypi48:/mnt/source/raspberrypi# ls -l total 0 drwxrwxrwx+ 1 systemd-network users 18 Dec 6 19:53 3 drwxrwxrwx+ 1 pi pi 18 Dec 30 09:59 4-01 drwxrwxrwx+ 1 pi pi 18 Dec 30 15:26 4-02 drwxrwxrwx+ 1 pi pi 18 Dec 30 20:46 4-03 drwxrwxrwx+ 1 systemd-timesync 98 18 Dec 31 15:39 4-04 drwxrwxrwx+ 1 99 99 18 Jan 1 21:05 4-05 drwxrwxrwx+ 1 99 99 18 Jan 2 08:03 4-06 drwxrwxrwx+ 1 pi pi 18 Jan 2 11:08 4-07 drwxrwxrwx+ 1 99 99 18 Dec 6 19:46 org root@raspberrypi48:/mnt/source/raspberrypi# cd .. root@raspberrypi48:/mnt/source# cd compile finish bash: compile: command not found root@raspberrypi48:/mnt/source# exit exit pi@raspberrypi48:~/rpi_mnt $ cd pi@raspberrypi48:~ $ sudo umount ~/rpi_mnt/mnt/compile pi@raspberrypi48:~ $ sudo umount ~/rpi_mnt/dev/pts pi@raspberrypi48:~ $ sudo umount ~/rpi_mnt/proc pi@raspberrypi48:~ $ sudo umount ~/rpi_mnt/sys pi@raspberrypi48:~ $ sudo umount ~/rpi_mnt/dev pi@raspberrypi48:~ $ sudo umount ~/rpi_mnt umount: /home/pi/rpi_mnt: target is busy. pi@raspberrypi48:~ $