R5.0:micro-services: vrouter-agent core seen @VxlanRoutingVnState::DeleteVmi

[Sudheendra Rao]

vrouter agent core seen @VxlanRoutingVnState::DeleteVmi while running the sanity on ansible-deployer mode on build13 of R5.0

The backtrace is:
(gdb) bt
#0 0x0000000000d3c5f8 in VxlanRoutingVnState::DeleteVmi(VnEntry const*, VmInterface const*) ()
#1 0x0000000000d3cd94 in VxlanRoutingManager::VmiNotify(DBTablePartBase*, DBEntryBase*) ()
#2 0x0000000000ec3a0a in DBTableBase::RunNotify(DBTablePartBase*, DBEntryBase*) ()
#3 0x0000000000ec6658 in DBTablePartBase::RunNotify() ()
#4 0x0000000000ec216e in DBPartition::QueueRunner::Run() ()
#5 0x0000000000e9e3cf in TaskImpl::execute() ()
#6 0x00007fbdd4d8d8ca in tbb::internal::custom_scheduler<tbb::internal::IntelSchedulerTraits>::local_wait_for_all(tbb::task&, tbb::task*) () from /lib64/libtbb.so.2
#7 0x00007fbdd4d895b6 in tbb::internal::arena::process(tbb::internal::generic_scheduler&) () from /lib64/libtbb.so.2
#8 0x00007fbdd4d88c8b in tbb::internal::market::process(rml::job&) () from /lib64/libtbb.so.2
#9 0x00007fbdd4d8667f in tbb::internal::rml::private_worker::run() () from /lib64/libtbb.so.2
#10 0x00007fbdd4d86879 in tbb::internal::rml::private_worker::thread_routine(void*) () from /lib64/libtbb.so.2
#11 0x00007fbdd4fa8e25 in start_thread () from /lib64/libpthread.so.0
#12 0x00007fbdd428134d in clone () from /lib64/libc.so.6
(gdb)

[Sudheendra Rao (sudheendra-k)]

couple of cores seen (same backtrace) and copied to:
[stack@anamika bug-1764037]$ pwd
/cs-shared/test_runs/bug-1764037
[stack@anamika bug-1764037]$ ls
core.contrail-vroute.28941.nodem8.1523737417 core.contrail-vroute.3131.nodem8.1523737474
[stack@anamika bug-1764037]$

[OpenContrail Admin (ci-admin-f)]

Review in progress for https://review.opencontrail.org/41938
Submitter: Hari Prasad Killi (<email address hidden>)

[OpenContrail Admin (ci-admin-f)]

Review in progress for https://review.opencontrail.org/41939
Submitter: Hari Prasad Killi (<email address hidden>)

[OpenContrail Admin (ci-admin-f)]

Reviewed: https://review.opencontrail.org/41938
Committed: http://github.com/Juniper/contrail-controller/commit/4e98167260b33d61dee4f49fc4031c2bca47a563
Submitter: Zuul v3 CI (<email address hidden>)
Branch: master

commit 4e98167260b33d61dee4f49fc4031c2bca47a563
Author: Hari Prasad Killi <email address hidden>
Date: Mon Apr 16 10:59:19 2018 +0530

Add NULL check

vn_state could be not set if the VN notify happens prior to the VMI notify.

Change-Id: I87f6a90bf475fbe418945cd2f3465cdcd6fe06e8
closes-bug: #1764037

[OpenContrail Admin (ci-admin-f)]

Reviewed: https://review.opencontrail.org/41939
Committed: http://github.com/Juniper/contrail-controller/commit/ac9133af57a996cfbcfcf9e8468fd28ddc4cad57
Submitter: Zuul v3 CI (<email address hidden>)
Branch: R5.0

commit ac9133af57a996cfbcfcf9e8468fd28ddc4cad57
Author: Hari Prasad Killi <email address hidden>
Date: Mon Apr 16 10:59:19 2018 +0530

Add NULL check

vn_state could be not set if the VN notify happens prior to the VMI notify.

Change-Id: I87f6a90bf475fbe418945cd2f3465cdcd6fe06e8
closes-bug: #1764037