staging 502 error and cannot ssh staging

[homework36]

Log from Arbutus:

[6100151.317037] docker_gwbridge: port 3(veth2fb8b38) entered blocking state
[6100151.320025] docker_gwbridge: port 3(veth2fb8b38) entered forwarding state
[6100154.294186] veth37: renamed from veth696f669
[6100154.322350] br0: port 4(veth37) entered blocking state
[6100154.325051] br0: port 4(veth37) entered disabled state
[6100154.328053] device veth37 entered promiscuous mode
[6100155.478013] eth0: renamed from vethf52181e
[6100155.518400] br0: port 10(veth36) entered blocking state
[6100155.520868] br0: port 10(veth36) entered forwarding state
[6100155.946079] eth1: renamed from vethc49c06d
[6100155.990257] veth3a94c7d: renamed from eth0
[6100156.031824] br0: port 6(veth32) entered disabled state
[6100156.035104] docker_gwbridge: port 2(veth132eaad) entered blocking state
[6100156.038083] docker_gwbridge: port 2(veth132eaad) entered disabled state
[6100156.041108] device veth132eaad entered promiscuous mode
[6100156.043794] IPv6: ADDRCONF(NETDEV_UP): veth132eaad: link is not ready
[6100156.050237] docker_gwbridge: port 2(veth132eaad) entered blocking state
[6100156.053226] docker_gwbridge: port 2(veth132eaad) entered forwarding state
[6100156.056580] docker_gwbridge: port 2(veth132eaad) entered disabled state
[6100156.059486] IPv6: ADDRCONF(NETDEV_CHANGE): veth7133a19: link becomes ready
[6100156.062436] docker_gwbridge: port 8(veth7133a19) entered blocking state
[6100156.065098] docker_gwbridge: port 8(veth7133a19) entered forwarding state
[6100156.827054] docker_gwbridge: port 4(veth88108a2) entered disabled state
[6100156.835320] veth1ce4cef: renamed from eth1
[6100211.922211] docker_gwbridge: port 4(veth88108a2) entered disabled state
[6100211.931689] device veth88108a2 left promiscuous mode
[6100211.934061] docker_gwbridge: port 4(veth88108a2) entered disabled state
[6100211.964064] br0: port 9(veth35) entered disabled state
[6100211.966508] veth30af515: renamed from eth0

Doing restarting now...