Public bug reported:
Hi,
On an arm64 Nova compute node, instances will sometimes end up in the
Paused state with the following libvirt log :
LC_ALL=C PATH=/usr/local/sbin:/usr/local/bin:/usr/bin:/usr/sbin:/sbin:/bin
QEMU_AUDIO_DRV=none /usr/bin/qemu-system-aarch64 -name instance-001285c8 -S
-machine virt,accel=kvm,usb=off -cpu host -bios /usr/share/qemu-efi/QEMU_EFI.fd
-m 8192 -realtime mlock=off -smp 4,sockets=4,cores=1,threads=1 -uuid
353d3da4-da46-48c0-9ed2-4acf940bc61e -nographic -no-user-config -nodefaults
-chardev
socket,id=charmonitor,path=/var/lib/libvirt/qemu/instance-001285c8.monitor,server,nowait
-mon chardev=charmonitor,id=monitor,mode=control -rtc base=utc,driftfix=slew
-no-shutdown -boot strict=on -usb -drive
file=/var/lib/nova/instances/353d3da4-da46-48c0-9ed2-4acf940bc61e/disk,if=none,id=drive-virtio-disk0,format=qcow2,cache=unsafe
-device
virtio-blk-device,scsi=off,drive=drive-virtio-disk0,id=virtio-disk0,bootindex=1
-drive
file=/var/lib/nova/instances/353d3da4-da46-48c0-9ed2-4acf940bc61e/disk.swap,if=none,id=drive-virtio-disk1,format=qcow2,cache=unsafe
-device virtio-blk-device,scsi=off,drive=drive-virti
o-disk1,id=virtio-disk1 -netdev tap,fd=24,id=hostnet0,vhost=on,vhostfd=27
-device virtio-net-device,netdev=hostnet0,id=net0,mac=fa:16:3e:55:bb:d8 -serial
file:/var/lib/nova/instances/353d3da4-da46-48c0-9ed2-4acf940bc61e/console.log
-serial pty -device virtio-balloon-device,id=balloon0 -msg timestamp=on
Failed to open module: /usr/lib/aarch64-linux-gnu/qemu/block-curl.so: failed to
map segment from shared object: Permission denied
Failed to open module: /usr/lib/aarch64-linux-gnu/qemu/block-rbd.so: failed to
map segment from shared object: Permission denied
char device redirected to /dev/pts/6 (label serial1)
2016-12-02T09:20:48.382852Z qemu-system-aarch64: binding does not support guest
notifiers
2016-12-02T09:20:48.383041Z qemu-system-aarch64: unable to start vhost net: 38:
falling back on userspace virtio
error: kvm run failed Function not implemented
PC=000000023faf924c SP=0000000240000020
X00=0000000000000000 X01=000000023fafb064 X02=0000000040000305
X03=0000000000000000
X04=00000000dbadc0de X05=1de7ec7edbadc0de X06=0000000000000004
X07=000000023fa60430
X08=fffffffffffff001 X09=0000000000000400 X10=000000023fb87de8
X11=000000023bdd9a18
X12=00000000a007e03a X13=000000023fdadffc X14=000000023fb87cb8
X15=0000000000000001
X16=0000000000000003 X17=000000000020d0d0 X18=000000001f526ead
X19=000000023be36060
X20=000000023be36018 X21=0000000000000010 X22=000000023fb9da38
X23=0000000000000000
X24=0000000000000064 X25=000000004007fb40 X26=0000000000000000
X27=000000004007c278
X28=000000004007c030 X29=0000000000000000 X30=000000023faf9178 PSTATE=60000305
(flags -ZC-)
The 2 "qemu-system-aarch64:" lines are also present on successful instances
(i.e. instances which don't end up in the Paused state)
This is on trusty, with :
qemu-system-arm 1:2.3+dfsg-5ubuntu9~ubuntu14.04.1
nova-compute-kvm 1:2015.1.1-0ubuntu2+ppa1
libvirt0 1.2.12-0ubuntu14.4+ppa1
Linux kernel 4.8.0-040800rc8-generic
** Affects: qemu (Ubuntu)
Importance: Undecided
Status: New
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https://bugs.launchpad.net/bugs/1646801
Title:
[arm64] kvm run failed Function not implemented
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