[R2.0-Build 8]: agent core seen at FlowEntry::GetLocalFlowSgList

[alok kumar]

root@nodeh8:~# gdb /usr/bin/contrail-vrouter-agent /var/crashes/core.contrail-vroute.1667.nodeh8.1417622053
GNU gdb (Ubuntu 7.7.1-0ubuntu5~14.04.2) 7.7.1
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Reading symbols from /usr/bin/contrail-vrouter-agent...(no debugging symbols found)...done.

warning: core file may not match specified executable file.
[New LWP 2545]
[New LWP 2546]
[New LWP 7609]
[New LWP 2547]
[New LWP 1667]
[New LWP 2544]
[Thread debugging using libthread_db enabled]
Using host libthread_db library "/lib/x86_64-linux-gnu/libthread_db.so.1".
Core was generated by `/usr/bin/contrail-vrouter-agent'.
Program terminated with signal SIGABRT, Aborted.
#0 0x00007fda573b5bb9 in __GI_raise (sig=sig@entry=6) at ../nptl/sysdeps/unix/sysv/linux/raise.c:56
56 ../nptl/sysdeps/unix/sysv/linux/raise.c: No such file or directory.
(gdb) bt
#0 0x00007fda573b5bb9 in __GI_raise (sig=sig@entry=6) at ../nptl/sysdeps/unix/sysv/linux/raise.c:56
#1 0x00007fda573b8fc8 in __GI_abort () at abort.c:89
#2 0x00007fda573aea76 in __assert_fail_base (fmt=0x7fda57500370 "%s%s%s:%u: %s%sAssertion `%s' failed.\n%n", assertion=assertion@entry=0xe728fa "px != 0",
    file=file@entry=0xe81b78 "/usr/include/boost/smart_ptr/intrusive_ptr.hpp", line=line@entry=162,
    function=function@entry=0xebc5c0 "T* boost::intrusive_ptr<T>::operator->() const [with T = SgEntry]") at assert.c:92
#3 0x00007fda573aeb22 in __GI___assert_fail (assertion=0xe728fa "px != 0", file=0xe81b78 "/usr/include/boost/smart_ptr/intrusive_ptr.hpp", line=162,
    function=0xebc5c0 "T* boost::intrusive_ptr<T>::operator->() const [with T = SgEntry]") at assert.c:101
#4 0x00000000009f518d in ?? ()
#5 0x00000000009fc29a in ?? ()
#6 0x00000000009fc2fc in FlowEntry::GetLocalFlowSgList(VmInterface const*, VmInterface const*) ()
#7 0x00000000009fc49a in FlowEntry::GetPolicyInfo(VnEntry const*) ()
#8 0x0000000000a02bb2 in FlowTable::ResyncVmPortFlows(VmInterface const*) ()
#9 0x0000000000d86792 in DBTableBase::RunNotify(DBTablePartBase*, DBEntryBase*) ()
#10 0x0000000000d87c18 in DBTablePartBase::RunNotify() ()
#11 0x0000000000d85bf1 in DBPartition::QueueRunner::Run() ()
#12 0x0000000000e680c0 in TaskImpl::execute() ()
#13 0x00007fda57f85b3a in ?? () from /usr/lib/libtbb.so.2
#14 0x00007fda57f81816 in ?? () from /usr/lib/libtbb.so.2
#15 0x00007fda57f80f4b in ?? () from /usr/lib/libtbb.so.2
#16 0x00007fda57f7d0ff in ?? () from /usr/lib/libtbb.so.2
#17 0x00007fda57f7d2f9 in ?? () from /usr/lib/libtbb.so.2
#18 0x00007fda581a1182 in start_thread (arg=0x7fda50002700) at pthread_create.c:312
#19 0x00007fda57479fbd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:111

setup info:
env.roledefs = {
    'all': [host1,host2,host3,host4,host5],
    'cfgm': [host1,host2,host5],
    'openstack':[host2],
    'control': [host2,host1],
    'compute': [host3,host4],
    'collector': [host2,host1],
    'webui': [host1],
    'database': [host1,host2,host5],
    'build': [host_build],
}

env.hostnames = {
    'all': ['nodec64', 'nodeg18', 'nodeh8', 'nodec11', 'nodec12']
}

core seen after running test case scripts/securitygroup/test_regression.py: test_sg_stateful

all logs @mayamruga:/home/bhushana/Documents/technical/bugs/<bugId>

[Ashish Ranjan (aranjan-n)]

Assigning to Praveen.

Looking at the code sg_ can be NULL if SecurityGroupEntry::Activate() is not called.
So, deref at CopySgEntries() @flow_table.cc:565 needs to have null check.

uuid is also NULL. that may to be investigated. Per Ajay id_perms 'may' come in separate message.

-----

(gdb) bt
#0 0x00007fda573b5bb9 in __GI_raise (sig=sig@entry=6) at ../nptl/sysdeps/unix/sysv/linux/raise.c:56
#1 0x00007fda573b8fc8 in __GI_abort () at abort.c:89
#2 0x00007fda573aea76 in __assert_fail_base (fmt=0x7fda57500370 "/LC_MESSAGES/%N:", assertion=assertion@entry=0xe728fa "px != 0",
    file=file@entry=0xe81b78 "/usr/include/boost/smart_ptr/intrusive_ptr.hpp", line=line@entry=162,
    function=function@entry=0xebc5c0 <boost::intrusive_ptr<SgEntry>::operator->() const::__PRETTY_FUNCTION__> "T* boost::intrusive_ptr<T>::operator->() const [with T = SgEntry]") at assert.c:92
#3 0x00007fda573aeb22 in __GI___assert_fail (assertion=0xe728fa "px != 0", file=0xe81b78 "/usr/include/boost/smart_ptr/intrusive_ptr.hpp",
    line=162,
    function=0xebc5c0 <boost::intrusive_ptr<SgEntry>::operator->() const::__PRETTY_FUNCTION__> "T* boost::intrusive_ptr<T>::operator->() const [with T = SgEntry]") at assert.c:101
#4 0x00000000009f518d in boost::intrusive_ptr<SgEntry>::operator-> (this=<optimized out>) at /usr/include/boost/smart_ptr/intrusive_ptr.hpp:162
#5 0x00000000009fc29a in operator-> (this=<optimized out>) at controller/src/vnsw/agent/pkt/flow_table.cc:582
#6 CopySgEntries (vm_port=vm_port@entry=0x7fda440cd910, list=..., ingress_acl=true) at controller/src/vnsw/agent/pkt/flow_table.cc:565
#7 0x00000000009fc2fc in FlowEntry::GetLocalFlowSgList (this=this@entry=0x7fda38013640, vm_port=0x7fda440cd910, reverse_vm_port=0x0)
    at controller/src/vnsw/agent/pkt/flow_table.cc:588
#8 0x00000000009fc43f in FlowEntry::GetSgList (this=this@entry=0x7fda38013640, intf=<optimized out>)
    at controller/src/vnsw/agent/pkt/flow_table.cc:680
#9 0x00000000009fc49a in FlowEntry::GetPolicyInfo (this=0x7fda38013640, vn=0x7fda48023460) at controller/src/vnsw/agent/pkt/flow_table.cc:889
#10 0x0000000000a02bb2 in FlowTable::ResyncVmPortFlows (this=0x7fda44018b90, intf=0x7fda440cd910)
    at controller/src/vnsw/agent/pkt/flow_table.cc:2171
#11 0x0000000000d86792 in operator() (a1=0x7fda440cd920, a0=0x7fda4400f4a0, this=0x7fda50001b10)
    at /usr/include/boost/function/function_template.hpp:767
#12 RunNotify (entry=0x7fda440cd920, tpart=0x7fda4400f4a0, this=0x7fda4400f420) at controller/src/db/db_table.cc:88
#13 DBTableBase::RunNotify (this=<optimized out>, tpart=tpart@entry=0x7fda4400f4a0, entry=entry@entry=0x7fda440cd920)
    at controller/src/db/db_table.cc:132
#14 0x0000000000d87c18 in DBTablePartBase::RunNotify (this=this@entry=0x7fda4400f4a0) at controller/src/db/db_table_partition.cc:45
#15 0x0000000000d85bf1 in DBPartition::QueueRunner::Run (this=0x7fda48072480) at controller/src/db/db_partition.cc:178
#16 0x0000000000e680c0 in TaskImpl::execute (this=0x7fda505dbb40) at controller/src/base/task.cc:224
#17 0x00007fda57f85b3a in tbb::internal::custom_scheduler<tbb::internal::IntelSchedulerTraits>::local_wait_for_all (this=0x7fda505d7e00,
    parent=..., child=<optimi...

[OpenContrail Admin (ci-admin-f)]

Reviewed: https://review.opencontrail.org/5594
Committed: http://github.org/Juniper/contrail-controller/commit/7b923f8d1b2bdac75ce3b3c9826f9805bec39ff4
Submitter: Zuul
Branch: R2.0

commit 7b923f8d1b2bdac75ce3b3c9826f9805bec39ff4
Author: Ananth Suryanarayana <email address hidden>
Date: Fri Dec 12 14:45:05 2014 -0800

Commit on behalf of Manish
Add null check as sg_ can be NULL if SecurityGroupEntry::Activate() is
not called.

Change-Id: Ic40815d36425ee4524cfd06d2a99ae04e6caa0f6
Closes-bug: 1398885

[OpenContrail Admin (ci-admin-f)]

Reviewed: https://review.opencontrail.org/5892
Committed: http://github.org/Juniper/contrail-controller/commit/b64fe29ddc96c0e969af8788bccaba2f1956d032
Submitter: Zuul
Branch: master

commit b64fe29ddc96c0e969af8788bccaba2f1956d032
Author: manishsingh <email address hidden>
Date: Wed Dec 10 14:18:26 2014 +0530

Add null check as sg_ can be NULL if SecurityGroupEntry::Activate() is
not called.

recheck no bug

Change-Id: Icd030ded7fc0e03fe7326478a0476d90619a58a3
Closes-bug: 1398885