Comment 4 for bug 1794702

bt
Program terminated with signal 11, Segmentation fault.
#0 __strlen_sse2_pminub () at ../sysdeps/x86_64/multiarch/strlen-sse2-pminub.S:49
49 pcmpeqb (%rax), %xmm0
(gdb) bt
#0 __strlen_sse2_pminub () at ../sysdeps/x86_64/multiarch/strlen-sse2-pminub.S:49
#1 0x000000000251733e in pugi::impl::(anonymous namespace)::strlength (s=0x3030313a3939393e <Address 0x3030313a3939393e out of bounds>) at build/third_party/pugixml/src/pugixml.cpp:173
#2 0x0000000002518c69 in pugi::impl::(anonymous namespace)::strcpy_insitu (dest=@0x2b3914aafc40: 0x0, header=@0x2b3914aafc30: 47524159861456, header_mask=8, source=0x3030313a3939393e <Address 0x3030313a3939393e out of bounds>) at build/third_party/pugixml/src/pugixml.cpp:1528
#3 0x000000000251de47 in pugi::xml_attribute::set_value (this=0x2b38fcdfb940, rhs=0x3030313a3939393e <Address 0x3030313a3939393e out of bounds>) at build/third_party/pugixml/src/pugixml.cpp:3874
#4 0x000000000251dd05 in pugi::xml_attribute::operator= (this=0x2b38fcdfb940, rhs=0x3030313a3939393e <Address 0x3030313a3939393e out of bounds>) at build/third_party/pugixml/src/pugixml.cpp:3835
#5 0x0000000002516b8d in XmlPugi::AddAttribute (this=0x2b39149a2a00, key="node", value=<error reading variable: Cannot access memory at address 0x3030313a39393926>) at controller/src/xml/xml_pugi.cc:289
Python Exception <type 'exceptions.ValueError'> Cannot find type const VnListType::_Rep_type:
#6 0x000000000217f536 in AgentXmppChannel::ControllerSendV4V6UnicastRouteCommon (this=0x2b39005eda10, route=0x2b39149ee680, vn_list=std::set with 1 elements, sg_list=0x2b39142647b0, tag_list=0x2b39142647c8, communities=0x2b39142647e0, mpls_label=78, bmap=6, path_preference=..., associate=true,
    type=Agent::INET4_UNICAST, ecmp_load_balance=..., native_vrf_id=4294967295) at controller/src/vnsw/agent/controller/controller_peer.cc:1843
Python Exception <type 'exceptions.ValueError'> Cannot find type const VnListType::_Rep_type:
#7 0x0000000002183bce in AgentXmppChannel::ControllerSendRouteAdd (peer=0x2b39005eda10, route=0x2b39149ee680, nexthop_ip=0x54de3d0, vn_list=std::set with 1 elements, label=78, bmap=6, sg_list=0x2b39142647b0, tag_list=0x2b39142647c8, communities=0x2b39142647e0, type=Agent::INET4_UNICAST,
    path_preference=..., ecmp_load_balance=..., native_vrf_id=4294967295) at controller/src/vnsw/agent/controller/controller_peer.cc:2440
#8 0x0000000002169021 in RouteExport::UnicastNotify (this=0x2b393009e1d0, bgp_xmpp_peer=0x2b39005eda10, partition=0x2b3910031e60, e=0x2b39149ee680, type=Agent::INET4_UNICAST) at controller/src/vnsw/agent/controller/controller_export.cc:237
#9 0x0000000002168b60 in RouteExport::Notify (this=0x2b393009e1d0, agent=0x54de150, bgp_xmpp_peer=0x2b39005eda10, associate=true, type=Agent::INET4_UNICAST, partition=0x2b3910031e60, e=0x2b39149ee680) at controller/src/vnsw/agent/controller/controller_export.cc:166
#10 0x000000000216be36 in boost::_mfi::mf6<void, RouteExport, Agent const*, AgentXmppChannel*, bool, Agent::RouteTableType, DBTablePartBase*, DBEntryBase*>::operator() (this=0x2b39148d9460, p=0x2b393009e1d0, a1=0x54de150, a2=0x2b39005eda10, a3=true, a4=Agent::INET4_UNICAST, a5=0x2b3910031e60,
    a6=0x2b39149ee680) at build/include/boost/bind/mem_fn_template.hpp:732
#11 0x000000000216b8c9 in boost::_bi::list7<boost::_bi::value<RouteExport*>, boost::_bi::value<Agent*>, boost::_bi::value<AgentXmppChannel*>, boost::_bi::value<bool>, boost::_bi::value<Agent::RouteTableType>, boost::arg<1>, boost::arg<2> >::operator()<boost::_mfi::mf6<void, RouteExport, Agent const*, AgentXmppChannel*, bool, Agent::RouteTableType, DBTablePartBase*, DBEntryBase*>, boost::_bi::list2<DBTablePartBase*&, DBEntryBase*&> > (this=0x2b39148d9470, f=..., a=...) at build/include/boost/bind/bind.hpp:670
#12 0x000000000216b330 in boost::_bi::bind_t<void, boost::_mfi::mf6<void, RouteExport, Agent const*, AgentXmppChannel*, bool, Agent::RouteTableType, DBTablePartBase*, DBEntryBase*>, boost::_bi::list7<boost::_bi::value<RouteExport*>, boost::_bi::value<Agent*>, boost::_bi::value<AgentXmppChannel*>, boost::_bi::value<bool>, boost::_bi::value<Agent::RouteTableType>, boost::arg<1>, boost::arg<2> > >::operator()<DBTablePartBase*, DBEntryBase*> (this=0x2b39148d9460, a1=@0x2b38fcdfd960: 0x2b3910031e60, a2=@0x2b38fcdfd958: 0x2b39149ee680) at build/include/boost/bind/bind_template.hpp:61
#13 0x000000000216b007 in boost::detail::function::void_function_obj_invoker2<boost::_bi::bind_t<void, boost::_mfi::mf6<void, RouteExport, Agent const*, AgentXmppChannel*, bool, Agent::RouteTableType, DBTablePartBase*, DBEntryBase*>, boost::_bi::list7<boost::_bi::value<RouteExport*>, boost::_bi::value<Agent*>, boost::_bi::value<AgentXmppChannel*>, boost::_bi::value<bool>, boost::_bi::value<Agent::RouteTableType>, boost::arg<1>, boost::arg<2> > >, void, DBTablePartBase*, DBEntryBase*>::invoke (function_obj_ptr=..., a0=0x2b3910031e60, a1=0x2b39149ee680) at build/include/boost/function/function_template.hpp:153
#14 0x0000000002722524 in boost::function2<void, DBTablePartBase*, DBEntryBase*>::operator() (this=0x2b38fcdfda00, a0=0x2b3910031e60, a1=0x2b39149ee680) at build/include/boost/function/function_template.hpp:763
#15 0x00000000027218f1 in DBTableBase::ListenerInfo::RunNotify (this=0x2b3910031d80, tpart=0x2b3910031e60, entry=0x2b39149ee680) at controller/src/db/db_table.cc:115
#16 0x000000000271f4a1 in DBTableBase::RunNotify (this=0x2b3910031bd0, tpart=0x2b3910031e60, entry=0x2b39149ee680) at controller/src/db/db_table.cc:207
#17 0x0000000002727c9f in DBTablePartBase::RunNotify (this=0x2b3910031e60) at controller/src/db/db_table_partition.cc:47
#18 0x000000000271c33c in DBPartition::QueueRunner::Run (this=0x2b3914997200) at controller/src/db/db_partition.cc:220
#19 0x00000000028ba2fc in TaskImpl::execute (this=0x2b391c109640) at controller/src/base/task.cc:277
#20 0x00002b38f918ae7a in ?? ()
#21 0x00002b38fcdfdcd0 in ?? ()
#22 0x00002b391c109640 in ?? ()
#23 0x00002b3914000ec0 in ?? ()
#24 0x00002b3914000900 in ?? ()
#25 0x00002b3914000ea8 in ?? ()
#26 0x0000000000000000 in ?? ()