diff options
Diffstat (limited to 'results/scraper/launchpad/1062411')
| -rw-r--r-- | results/scraper/launchpad/1062411 | 99 |
1 files changed, 99 insertions, 0 deletions
diff --git a/results/scraper/launchpad/1062411 b/results/scraper/launchpad/1062411 new file mode 100644 index 00000000..553de22f --- /dev/null +++ b/results/scraper/launchpad/1062411 @@ -0,0 +1,99 @@ +QEMU fails during migration and reports "qemu: VQ 0 size 0x80 Guest index 0x2d6 inconsistent with Host index 0x18: delta 0x2be" + +This issue is reproducing consistently on automated testing, verified on manual testing (although it may require many tries). + +Steps to reproduce: + +1) Start a linux guest. The command line used by automated testing was: + +10/05 06:48:27 INFO | kvm_vm:1605| MALLOC_PERTURB_=1 /usr/local/autotest/tests/kvm/qemu +10/05 06:48:27 INFO | kvm_vm:1605| -S +10/05 06:48:27 INFO | kvm_vm:1605| -name 'vm1' +10/05 06:48:27 INFO | kvm_vm:1605| -nodefaults +10/05 06:48:27 INFO | kvm_vm:1605| -chardev socket,id=hmp_id_humanmonitor1,path=/tmp/monitor-humanmonitor1-20121005-062311-r6UwQhzg,server,nowait +10/05 06:48:27 INFO | kvm_vm:1605| -mon chardev=hmp_id_humanmonitor1,mode=readline +10/05 06:48:27 INFO | kvm_vm:1605| -chardev socket,id=qmp_id_qmpmonitor1,path=/tmp/monitor-qmpmonitor1-20121005-062311-r6UwQhzg,server,nowait +10/05 06:48:27 INFO | kvm_vm:1605| -mon chardev=qmp_id_qmpmonitor1,mode=control +10/05 06:48:27 INFO | kvm_vm:1605| -chardev socket,id=serial_id_20121005-062311-r6UwQhzg,path=/tmp/serial-20121005-062311-r6UwQhzg,server,nowait +10/05 06:48:27 INFO | kvm_vm:1605| -device isa-serial,chardev=serial_id_20121005-062311-r6UwQhzg +10/05 06:48:27 INFO | kvm_vm:1605| -chardev socket,id=seabioslog_id_20121005-062311-r6UwQhzg,path=/tmp/seabios-20121005-062311-r6UwQhzg,server,nowait +10/05 06:48:27 INFO | kvm_vm:1605| -device isa-debugcon,chardev=seabioslog_id_20121005-062311-r6UwQhzg,iobase=0x402 +10/05 06:48:27 INFO | kvm_vm:1605| -device ich9-usb-uhci1,id=usb1 +10/05 06:48:27 INFO | kvm_vm:1605| -drive file='/tmp/kvm_autotest_root/images/rhel62-64.qcow2',if=none,cache=none,id=virtio0 +10/05 06:48:27 INFO | kvm_vm:1605| -device virtio-blk-pci,drive=virtio0 +10/05 06:48:27 INFO | kvm_vm:1605| -device virtio-net-pci,netdev=idbdMz8N,mac='9a:cf:d0:d1:d2:d3',id='ida0Kc7l' +10/05 06:48:27 INFO | kvm_vm:1605| -netdev tap,id=idbdMz8N,fd=21 +10/05 06:48:27 INFO | kvm_vm:1605| -m 2048 +10/05 06:48:27 INFO | kvm_vm:1605| -smp 2,cores=1,threads=1,sockets=2 +10/05 06:48:27 INFO | kvm_vm:1605| -device usb-tablet,id=usb-tablet1,bus=usb1.0,port=1 +10/05 06:48:27 INFO | kvm_vm:1605| -vnc :0 +10/05 06:48:27 INFO | kvm_vm:1605| -vga std +10/05 06:48:27 INFO | kvm_vm:1605| -rtc base=utc,clock=host,driftfix=none +10/05 06:48:27 INFO | kvm_vm:1605| -boot order=cdn,once=c,menu=off +10/05 06:48:27 INFO | kvm_vm:1605| -enable-kvm + +Start a new VM in incoming mode. The example on this bug is using TCP protocol: + +10/05 07:18:56 INFO | kvm_vm:1605| MALLOC_PERTURB_=1 /usr/local/autotest/tests/kvm/qemu +10/05 07:18:56 INFO | kvm_vm:1605| -S +10/05 07:18:56 INFO | kvm_vm:1605| -name 'vm1' +10/05 07:18:56 INFO | kvm_vm:1605| -nodefaults +10/05 07:18:56 INFO | kvm_vm:1605| -chardev socket,id=hmp_id_humanmonitor1,path=/tmp/monitor-humanmonitor1-20121005-071855-5QYsCtRS,server,nowait +10/05 07:18:56 INFO | kvm_vm:1605| -mon chardev=hmp_id_humanmonitor1,mode=readline +10/05 07:18:56 INFO | kvm_vm:1605| -chardev socket,id=qmp_id_qmpmonitor1,path=/tmp/monitor-qmpmonitor1-20121005-071855-5QYsCtRS,server,nowait +10/05 07:18:56 INFO | kvm_vm:1605| -mon chardev=qmp_id_qmpmonitor1,mode=control +10/05 07:18:56 INFO | kvm_vm:1605| -chardev socket,id=serial_id_20121005-071855-5QYsCtRS,path=/tmp/serial-20121005-071855-5QYsCtRS,server,nowait +10/05 07:18:56 INFO | kvm_vm:1605| -device isa-serial,chardev=serial_id_20121005-071855-5QYsCtRS +10/05 07:18:56 INFO | kvm_vm:1605| -chardev socket,id=seabioslog_id_20121005-071855-5QYsCtRS,path=/tmp/seabios-20121005-071855-5QYsCtRS,server,nowait +10/05 07:18:56 INFO | kvm_vm:1605| -device isa-debugcon,chardev=seabioslog_id_20121005-071855-5QYsCtRS,iobase=0x402 +10/05 07:18:56 INFO | kvm_vm:1605| -device ich9-usb-uhci1,id=usb1 +10/05 07:18:56 INFO | kvm_vm:1605| -drive file='/tmp/kvm_autotest_root/images/rhel62-64.qcow2',if=none,cache=none,id=virtio0 +10/05 07:18:56 INFO | kvm_vm:1605| -device virtio-blk-pci,drive=virtio0 +10/05 07:18:56 INFO | kvm_vm:1605| -device virtio-net-pci,netdev=idERNnUO,mac='9a:cf:d0:d1:d2:d3',id='ideI7zfw' +10/05 07:18:56 INFO | kvm_vm:1605| -netdev tap,id=idERNnUO,fd=32 +10/05 07:18:56 INFO | kvm_vm:1605| -m 2048 +10/05 07:18:56 INFO | kvm_vm:1605| -smp 2,cores=1,threads=1,sockets=2 +10/05 07:18:56 INFO | kvm_vm:1605| -device usb-tablet,id=usb-tablet1,bus=usb1.0,port=1 +10/05 07:18:56 INFO | kvm_vm:1605| -vnc :1 +10/05 07:18:56 INFO | kvm_vm:1605| -vga std +10/05 07:18:56 INFO | kvm_vm:1605| -rtc base=utc,clock=host,driftfix=none +10/05 07:18:56 INFO | kvm_vm:1605| -boot order=cdn,once=c,menu=off +10/05 07:18:56 INFO | kvm_vm:1605| -enable-kvm +10/05 07:18:56 INFO | kvm_vm:1605| -incoming tcp:0:5200 + +Start the migration, typing on monitor + +10/05 07:18:58 DEBUG|kvm_monito:0177| (monitor humanmonitor1) Sending command 'migrate -d tcp:0:5200' + +The VM will start migrating state to the new qemu instance, and at some point it will stop with: + +10/05 07:19:10 INFO | aexpect:0786| [qemu output] qemu: VQ 0 size 0x80 Guest index 0x2d6 inconsistent with Host index 0x18: delta 0x2be +10/05 07:19:10 INFO | aexpect:0786| [qemu output] qemu: warning: error while loading state for instance 0x0 of device '0000:00:04.0/virtio-blk' +10/05 07:19:10 INFO | aexpect:0786| [qemu output] load of migration failed +10/05 07:19:10 INFO | aexpect:0786| [qemu output] (Process terminated with status 0) + +Due to the large number of migrations executed during a virt job (vm state keeps being passed back and forth many times, using many protocols), we get this problem on every single virt job. + +Latest commits we found this issue: + +Kernel (kvm.git, avi's tree) +10/05 05:38:12 INFO | git:0153| git commit ID is 1a95620f45155ac523cd1419d89150fbb4eb858b (tag kvm-3.6-2-136-g1a95620) + +Userspace (qemu.git) + +10/05 06:20:30 INFO | git:0153| git commit ID is a14c74928ba1fdaada515717f4d3c3fa3275d6f7 (tag v1.2.0-546-ga14c749) + +Have you bisected it already? + +No, I haven't. I'll do my best to reserve time this week to do so. + +FWIW this one bites me. The bug report seems fairly abandoned ... has this been fixed elsewhere perhaps? + +I meant "bites me too" ... + +Yep, I did let this one slip... + +In any case, I don't see this problem anymore, it was fixed a long while ago. Are you trying QEMU from the latest master? + +Closing this ticket now, since it has been fixed according to comment #5. + |