This was my second attempt and it finished with exactly the same result.
Console log:
~$ ssh admin@zero
___ ____ _ _____
/ _ \ _ __ __ _ _ __ __ _ ___ | _ \(_) |__ /___ _ __ ___
| | | | '__/ _` | '_ \ / _` |/ _ \ | |_) | | / // _ \ '__/ _ \
| |_| | | | (_| | | | | (_| | __/ | __/| | / /| __/ | | (_) |
\___/|_| \__,_|_| |_|\__, |\___| |_| |_| /____\___|_| \___/
|___/
Welcome to ARMBIAN Debian GNU/Linux 8 (jessie) 3.4.113-sun8i
System load: 0.07 Up time: 3 min
Memory usage: 9 % of 494Mb IP: 192.168.8.91
CPU temp: 34°C
Usage of /: 18% of 7.2G
[ 7 updates to install: apt-get upgrade ]
Last login: Sat Feb 4 14:15:58 2017 from 192.168.8.111
----------------------------------------------------------------------- 16:26:25
admin@zero:~$ sudo apt-get upgrade -y
Reading package lists... Done
Building dependency tree
Reading state information... Done
Calculating upgrade... Done
The following packages will be upgraded:
armbian-firmware armbian-tools-jessie hostapd linux-headers-sun8i
linux-image-sun8i linux-jessie-root-orangepizero
linux-u-boot-orangepizero-default
7 upgraded, 0 newly installed, 0 to remove and 0 not upgraded.
Need to get 0 B/20.9 MB of archives.
After this operation, 2,142 kB of additional disk space will be used.
(Reading database ... 57509 files and directories currently installed.)
Preparing to unpack .../armbian-firmware_5.25_armhf.deb ...
Unpacking armbian-firmware (5.25) over (5.24) ...
Preparing to unpack .../armbian-tools-jessie_5.25_armhf.deb ...
Unpacking armbian-tools-jessie (5.25) over (5.24) ...
Preparing to unpack .../hostapd_1%3a2.5~armbian5.25+1_armhf.deb ...
Unpacking hostapd (1:2.5~armbian5.25+1) over (1:2.5~armbian5.24.161202+1) ...
Preparing to unpack .../linux-headers-sun8i_5.25_armhf.deb ...
Unpacking linux-headers-sun8i (5.25) over (5.24) ...
Preparing to unpack .../linux-image-sun8i_5.25_armhf.deb ...
Unpacking linux-image-sun8i (5.25) over (5.24) ...
Preparing to unpack .../linux-jessie-root-orangepizero_5.25_armhf.deb ...
Leaving 'diversion of /etc/mpv/mpv.conf to /etc/mpv/mpv-dist.conf by linux-jessie-root-orangepizero'
Unpacking linux-jessie-root-orangepizero (5.25) over (5.24) ...
/var/lib/dpkg/info/linux-jessie-root-orangepizero.postrm: 2: [: missing ]
Preparing to unpack .../linux-u-boot-orangepizero-default_5.25_armhf.deb ...
Unpacking linux-u-boot-orangepizero-default (5.25) over (5.24) ...
Processing triggers for systemd (215-17+deb8u6) ...
Processing triggers for man-db (2.7.0.2-5) ...
Processing triggers for initramfs-tools (0.120+deb8u2) ...
update-initramfs: Generating /boot/initrd.img-3.4.113-sun8i
update-initramfs: Converting to u-boot format
Setting up armbian-firmware (5.25) ...
Setting up armbian-tools-jessie (5.25) ...
Setting up hostapd (1:2.5~armbian5.25+1) ...
Setting up linux-headers-sun8i (5.25) ...
Compiling headers - please wait ...
Setting up linux-image-sun8i (5.25) ...
update-initramfs: Generating /boot/initrd.img-3.4.113-sun8i
update-initramfs: Converting to u-boot format
Setting up linux-jessie-root-orangepizero (5.25) ...
Setting up linux-u-boot-orangepizero-default (5.25) ...
Updating u-boot on device /dev/mmcblk0
Processing triggers for initramfs-tools (0.120+deb8u2) ...
update-initramfs: Generating /boot/initrd.img-3.4.113-sun8i
update-initramfs: Converting to u-boot format
Scanning processes...
Scanning candidates...
Scanning kernel images...
Failed to retrieve available kernel versions.
Restarting services using systemd...
----------------------------------------------------------------------- 16:31:19
admin@zero:~$ ls -lh /boot
total 14M
-rw-r--r-- 1 root root 123 Feb 4 14:20 armbianEnv.txt
drwxr-xr-x 2 root root 4.0K Feb 4 16:29 bin
drwxr-xr-x 2 root root 4.0K Nov 14 13:13 bin.old
-rw-r--r-- 1 root root 6.8K Nov 14 13:14 boot.bmp
-rw-r--r-- 1 root root 2.0K Nov 14 13:10 boot.cmd
-rw-r--r-- 1 root root 2.1K Nov 14 13:15 boot.scr
-rw-r--r-- 1 root root 95K Feb 2 06:01 config-3.4.113-sun8i
-rw-r--r-- 1 root root 3.7M Feb 4 16:30 initrd.img-3.4.113-sun8i
lrwxrwxrwx 1 root root 20 Nov 14 13:13 script.bin -> bin/orangepizero.bin
-rw-r--r-- 1 root root 2.0M Feb 2 06:01 System.map-3.4.113-sun8i
lrwxrwxrwx 1 root root 21 Feb 4 16:30 uInitrd -> uInitrd-3.4.113-sun8i
-rw-r--r-- 1 root root 3.7M Feb 4 16:30 uInitrd-3.4.113-sun8i
-rwxr-xr-x 1 root root 4.6M Feb 2 06:01 vmlinuz-3.4.113-sun8i
lrwxrwxrwx 1 root root 21 Feb 4 16:30 zImage -> vmlinuz-3.4.113-sun8i
----------------------------------------------------------------------- 16:32:50
admin@zero:~$ sudo cat /etc/network/interfaces
# Wired adapter #1
allow-hotplug eth0
#no-auto-down eth0
iface eth0 inet dhcp
#address 192.168.0.100
#netmask 255.255.255.0
#gateway 192.168.0.1
#dns-nameservers 8.8.8.8 8.8.4.4
# hwaddress ether # if you want to set MAC manually
# pre-up /sbin/ifconfig eth0 mtu 3838 # setting MTU for DHCP, static just: mtu 3838
link-speed 10
link-duplex full
ethernet-autoneg off
# Wireless adapter #1
# Armbian ships with network-manager installed by default. To save you time
# and hassles consider using 'sudo nmtui' instead of configuring Wi-Fi settings
# manually. The below lines are only meant as an example how configuration could
# be done in an anachronistic way:
#
#allow-hotplug wlan0
#iface wlan0 inet dhcp
#address 192.168.0.100
#netmask 255.255.255.0
#gateway 192.168.0.1
#dns-nameservers 8.8.8.8 8.8.4.4
# wpa-conf /etc/wpa_supplicant/wpa_supplicant.conf
# Disable power saving on compatible chipsets (prevents SSH/connection dropouts over WiFi)
#wireless-mode Managed
#wireless-power off
# Local loopback
auto lo
iface lo inet loopback
----------------------------------------------------------------------- 16:33:27
admin@zero:~$ pstree
systemd─┬─NetworkManager─┬─{NetworkManager}
│ ├─{gdbus}
│ └─{gmain}
├─2*[agetty]
├─cron
├─dbus-daemon
├─dhclient
├─haveged
├─lircd
├─ntpd
├─polkitd─┬─{gdbus}
│ └─{gmain}
├─rsyslogd─┬─{in:imklog}
│ ├─{in:imuxsock}
│ └─{rs:main Q:Reg}
├─sshd───sshd───sshd───bash───pstree
├─systemd───(sd-pam)
├─systemd-journal
├─systemd-logind
├─systemd-udevd
└─wpa_supplicant
----------------------------------------------------------------------- 16:35:03
admin@zero:~$ sudo reboot
Connection to zero closed by remote host.
Connection to zero closed.
----------------------------------------------------------------------- 16:35:13
~$ ssh admin@zero
^C
----------------------------------------------------------------------- 16:40:15
~$ nmap zero
Starting Nmap 7.40 ( https://nmap.org ) at 2017-02-04 16:53 YEKT
Note: Host seems down. If it is really up, but blocking our ping probes, try -Pn
Nmap done: 1 IP address (0 hosts up) scanned in 3.98 seconds
----------------------------------------------------------------------- 16:53:27
~$ nmap -Pn zero
Starting Nmap 7.40 ( https://nmap.org ) at 2017-02-04 16:53 YEKT
Nmap scan report for zero (192.168.8.91)
Host is up (0.00013s latency).
All 1000 scanned ports on zero (192.168.8.91) are filtered
Nmap done: 1 IP address (1 host up) scanned in 14.23 seconds
----------------------------------------------------------------------- 16:53:50
~$
After previous attempt I just restored SD card from saved image, so I can do it again, sure, but it means that I can't use subsequent releases.
Thanks.
