last executing test programs:

kernel console output (not intermixed with test programs):

Warning: Permanently added '10.128.0.123' (ED25519) to the list of known hosts.
[   64.216406][ T4171] cgroup: Unknown subsys name 'net'
[   64.360721][ T4171] cgroup: Unknown subsys name 'rlimit'
Setting up swapspace version 1, size = 127995904 bytes
Stopping sshd: stopped /usr/sbin/sshd (pid 3948)
OK
Stopping crond: stopped /usr/sbin/crond (pid 3927)
OK
Stopping dhcpcd...
stopped /sbin/dhcpcd (pid 3852)
Stopping network: OK
Stopping iptables: OK
Stopping system message bus: done
Stopping klogd: OK
Stopping acpid: [   66.918705][ T4171] Adding 124996k swap on ./swap-file.  Priority:0 extents:1 across:124996k FS
OK
Stopping syslogd: stopped /sbin/syslogd (pid 3542)
OK
umount: can't remount debugfs read-only
[   68.271529][ T4255] ODEBUG: Out of memory. ODEBUG disabled
[   68.379358][ T4241] chnl_net:caif_netlink_parms(): no params data found
[   68.599435][ T4236] chnl_net:caif_netlink_parms(): no params data found
[   68.711633][ T4244] chnl_net:caif_netlink_parms(): no params data found
[   68.733668][ T4241] bridge0: port 1(bridge_slave_0) entered blocking state
[   68.740891][ T4241] bridge0: port 1(bridge_slave_0) entered disabled state
[   68.752832][ T4241] device bridge_slave_0 entered promiscuous mode
[   68.770952][ T4235] chnl_net:caif_netlink_parms(): no params data found
[   68.789668][ T4241] bridge0: port 2(bridge_slave_1) entered blocking state
[   68.800256][ T4241] bridge0: port 2(bridge_slave_1) entered disabled state
[   68.809851][ T4241] device bridge_slave_1 entered promiscuous mode
[   68.850236][ T4242] chnl_net:caif_netlink_parms(): no params data found
[   68.971947][ T4241] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link
[   68.998015][ T4236] bridge0: port 1(bridge_slave_0) entered blocking state
[   69.008354][ T4236] bridge0: port 1(bridge_slave_0) entered disabled state
[   69.025538][ T4236] device bridge_slave_0 entered promiscuous mode
umount: sysfs busy - remounted read-only
umount: devtmpfs busy - remounted read-only
umount: can't remount /dev/root read-only
The system is going down NOW!
Connection to 10.128.0.123 closed by remote host.
Sent SIGTERM to all processes
[   69.105768][ T4241] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link
[   69.157512][ T4236] bridge0: port 2(bridge_slave_1) entered blocking state
[   69.183503][ T4236] bridge0: port 2(bridge_slave_1) entered disabled state
[   69.193096][ T4236] device bridge_slave_1 entered promiscuous mode
[   70.115336][ T1279] device bridge_slave_1 left promiscuous mode
[   70.122319][ T1279] bridge0: port 2(bridge_slave_1) entered disabled state
[   70.135917][ T1279] device bridge_slave_0 left promiscuous mode
[   70.142663][ T1279] bridge0: port 1(bridge_slave_0) entered disabled state
[   70.164581][ T1279] bond0 (unregistering): (slave bond_slave_1): Releasing backup interface
[   70.177453][ T1279] bond0 (unregistering): (slave bond_slave_0): Releasing backup interface
[   70.227740][ T1279] bond0 (unregistering): Released all slaves
Sent SIGKILL to all processes
Requesting system poweroff
[   71.304813][ T4283] kvm: exiting hardware virtualization
[   71.308461][ T1111] cfg80211: failed to load regulatory.db
[   71.329405][ T4283] sd 0:0:1:0: [sda] Synchronizing SCSI cache
[   71.341775][ T4283] ACPI: PM: Preparing to enter system sleep state S5
[   71.354939][ T4283] reboot: Power down
[   71.367407][ T1422] ieee802154 phy0 wpan0: encryption failed: -22
[   71.374325][ T1422] ieee802154 phy1 wpan1: encryption failed: -22
serialport: VM disconnected.