http://logs.openstack.org/59/426459/4/check/gate-tempest-dsvm-neutron-full-ubuntu-xenial/0222b58/logs/syslog.txt.gz#_Feb_09_18_16_35

Feb 09 18:16:35 ubuntu-xenial-internap-mtl01-7207065 libvirtd[16737]: *** Error in `/usr/sbin/libvirtd': malloc(): memory corruption: 0x00005560f082e8d0 ***
Feb 09 18:16:35 ubuntu-xenial-internap-mtl01-7207065 libvirtd[16737]: ======= Backtrace: =========
Feb 09 18:16:35 ubuntu-xenial-internap-mtl01-7207065 libvirtd[16737]: /lib/x86_64-linux-gnu/libc.so.6(+0x777e5)[0x7fd02d8337e5]
Feb 09 18:16:35 ubuntu-xenial-internap-mtl01-7207065 libvirtd[16737]: /lib/x86_64-linux-gnu/libc.so.6(+0x8181e)[0x7fd02d83d81e]
Feb 09 18:16:35 ubuntu-xenial-internap-mtl01-7207065 libvirtd[16737]: /lib/x86_64-linux-gnu/libc.so.6(__libc_malloc+0x54)[0x7fd02d83f5d4]
Feb 09 18:16:35 ubuntu-xenial-internap-mtl01-7207065 libvirtd[16737]: /lib/x86_64-linux-gnu/libc.so.6(realloc+0x358)[0x7fd02d83fe68]
Feb 09 18:16:35 ubuntu-xenial-internap-mtl01-7207065 libvirtd[16737]: /lib/x86_64-linux-gnu/libc.so.6(+0xe53a2)[0x7fd02d8a13a2]
Feb 09 18:16:35 ubuntu-xenial-internap-mtl01-7207065 libvirtd[16737]: /lib/x86_64-linux-gnu/libc.so.6(regexec+0xb3)[0x7fd02d8a39c3]
Feb 09 18:16:35 ubuntu-xenial-internap-mtl01-7207065 libvirtd[16737]: /usr/lib/x86_64-linux-gnu/libvirt.so.0(virLogProbablyLogMessage+0x1f)[0x7fd02e241a5f]
Feb 09 18:16:35 ubuntu-xenial-internap-mtl01-7207065 libvirtd[16737]: /usr/lib/libvirt/connection-driver/libvirt_driver_qemu.so(+0x7d080)[0x7fcfdebd8080]
Feb 09 18:16:35 ubuntu-xenial-internap-mtl01-7207065 libvirtd[16737]: /usr/lib/libvirt/connection-driver/libvirt_driver_qemu.so(+0x933dc)[0x7fcfdebee3dc]
Feb 09 18:16:35 ubuntu-xenial-internap-mtl01-7207065 libvirtd[16737]: /usr/lib/x86_64-linux-gnu/libvirt.so.0(virEventPollRunOnce+0x7b3)[0x7fd02e22b393]
Feb 09 18:16:35 ubuntu-xenial-internap-mtl01-7207065 libvirtd[16737]: /usr/lib/x86_64-linux-gnu/libvirt.so.0(virEventRunDefaultImpl+0x41)[0x7fd02e229c01]
Feb 09 18:16:35 ubuntu-xenial-internap-mtl01-7207065 libvirtd[16737]: /usr/lib/x86_64-linux-gnu/libvirt.so.0(virNetDaemonRun+0x14d)[0x7fd02e375b4d]
Feb 09 18:16:35 ubuntu-xenial-internap-mtl01-7207065 libvirtd[16737]: /usr/sbin/libvirtd(+0x14407)[0x5560ef760407]
Feb 09 18:16:35 ubuntu-xenial-internap-mtl01-7207065 libvirtd[16737]: /lib/x86_64-linux-gnu/libc.so.6(__libc_start_main+0xf0)[0x7fd02d7dc830]
Feb 09 18:16:35 ubuntu-xenial-internap-mtl01-7207065 libvirtd[16737]: /usr/sbin/libvirtd(+0x14bd9)[0x5560ef760bd9]
Feb 09 18:16:35 ubuntu-xenial-internap-mtl01-7207065 libvirtd[16737]: ======= Memory map: ========
Feb 09 18:16:35 ubuntu-xenial-internap-mtl01-7207065 libvirtd[16737]: 5560ef74c000-5560ef7bb000 r-xp 00000000 fd:01 3242478                    /usr/sbin/libvirtd
Feb 09 18:16:35 ubuntu-xenial-internap-mtl01-7207065 libvirtd[16737]: 5560ef9ba000-5560ef9bc000 r--p 0006e000 fd:01 3242478                    /usr/sbin/libvirtd
Feb 09 18:16:35 ubuntu-xenial-internap-mtl01-7207065 libvirtd[16737]: 5560ef9bc000-5560ef9c1000 rw-p 00070000 fd:01 3242478                    /usr/sbin/libvirtd
Feb 09 18:16:35 ubuntu-xenial-internap-mtl01-7207065 libvirtd[16737]: 5560f07d6000-5560f0851000 rw-p 00000000 00:00 0                          [heap]