Bug 1477785

Summary: Openvswitch crashed when trying to spawn instances
Product: Red Hat OpenStack Reporter: PURANDHAR SAIRAM MANNIDI <pmannidi>
Component: openvswitch-dpdkAssignee: Open vSwitch development team <ovs-team>
Status: CLOSED DUPLICATE QA Contact:
Severity: urgent Docs Contact:
Priority: unspecified    
Version: 10.0 (Newton)CC: aconole, nyechiel
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Last Closed: 2017-08-03 01:08:29 UTC Type: Bug
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Description PURANDHAR SAIRAM MANNIDI 2017-08-03 00:31:11 UTC 
Description of problem:
Openvswitch crashed when trying to spawn VNF instances and add allowed address pairs

Version-Release number of selected component (if applicable):
openvswitch-2.6.1-3.git20161206.el7fdb.x86_64

How reproducible:
Always

Steps to Reproduce:
1. Spawn a VNF Instance
2. Add 10 allowed address pairs
3.

Actual results:
OVS-vswitchd is crashed

Expected results:
VNF running and traffic flowing
Comment 1 Aaron Conole 2017-08-03 01:08:29 UTC 
Core dump (from the case):

[root@wsfd-netdev60 ~]# gdb /usr/sbin/ovs-vswitchd core.1627
(gdb) bt
#0  rte_mempool_default_cache (mp=<optimized out>, mp=<optimized out>, 
    lcore_id=<optimized out>)
    at /usr/src/debug/openvswitch-2.6.1/dpdk-16.11/x86_64-native-linuxapp-gcc/include/rte_mempool.h:1017
#1  rte_mempool_put_bulk (n=0, obj_table=0x7effedff0480, mp=0x0)
    at /usr/src/debug/openvswitch-2.6.1/dpdk-16.11/x86_64-native-linuxapp-gcc/include/rte_mempool.h:1174
#2  enic_free_wq_bufs (wq=wq@entry=0x7ee4bffcd5b0, 
    completed_index=completed_index@entry=967)
    at /usr/src/debug/openvswitch-2.6.1/dpdk-16.11/drivers/net/enic/enic_rxtx.c:429
#3  0x00007f01954cb737 in enic_cleanup_wq (enic=<optimized out>, 
    wq=wq@entry=0x7ee4bffcd5b0)
    at /usr/src/debug/openvswitch-2.6.1/dpdk-16.11/drivers/net/enic/enic_rxtx.c:442
#4  0x00007f01954cb77f in enic_xmit_pkts (tx_queue=0x7ee4bffcd5b0, 
    tx_pkts=0x7effedff8550, nb_pkts=<optimized out>)
    at /usr/src/debug/openvswitch-2.6.1/dpdk-16.11/drivers/net/enic/enic_rxtx.c:470
#5  0x00007f01953d4566 in rte_eth_tx_burst (nb_pkts=<optimized out>, 
    tx_pkts=<optimized out>, queue_id=0, port_id=<optimized out>)
    at /usr/src/debug/openvswitch-2.6.1/dpdk-16.11/x86_64-native-linuxapp-gcc/include/rte_ethdev.h:2819


This is the same as #1468631

*** This bug has been marked as a duplicate of bug 1468631 ***