> > > > I have build OVS(github master branch) with DPDK(2.0.0) as > mentioned in the > > INSTALL.DPDK.md <http://INSTALL.DPDK.md> > <http://install.dpdk.md/>. > > And I try use userspace tunneling as mentioned in > > the README-native-tunneling.md. > > > > ovs-vsctl add-br br-eth1 -- set bridge br-eth1 > datapath_type=netdev > > ovs-vsctl add-port br-eth1 dpdk0 -- set Interface dpdk0 type=dpdk; > > > > However, when I try assign ip address to br-eth1, ovs-vswitchd is > killed > > with segfault. > > ifconfig br-eth1 172.168.1.1 netmask 255.255.255.0 > > You must have found a bug. Can you get us a backtrace? > > > > Thanks Ben. > > I build openvswitch with -g option (no optimization) and attach gdb. > (ovs revision is 8909c56c467881236b655e5c4f4c5caa63178cd5) > > This is the gdb backtrace: > > > Program received signal SIGSEGV, Segmentation fault. > 0x000000000069dd09 in rte_eth_tx_burst (port_id=0 '\000', queue_id=65535, > tx_pkts=0x7fc8c0995e00, nb_pkts=1) > at /home/molla/work/dpdk-2.0.0/x86_64-native-linuxapp- > gcc/include/rte_ethdev.h:2561 > 2561 struct rte_eth_rxtx_callback *cb = dev->pre_tx_burst_cbs[queue_id]; > (gdb) bt > #0 0x000000000069dd09 in rte_eth_tx_burst (port_id=0 '\000', > queue_id=65535, > tx_pkts=0x7fc8c0995e00, nb_pkts=1) > at /home/molla/work/dpdk-2.0.0/x86_64-native-linuxapp- > gcc/include/rte_ethdev.h:2561 > #1 0x00000000006a156f in dpdk_queue_flush__ (dev=0x7fc8c0afbf00, qid=- > 1) > at lib/netdev-dpdk.c:808 > #2 0x00000000006a3e64 in dpdk_queue_pkts (dev=0x7fc8c0afbf00, qid=-1, > pkts=0x7fff5c0d3880, cnt=1) at lib/netdev-dpdk.c:1007 > #3 0x00000000006a4141 in dpdk_do_tx_copy (netdev=0x7fc8c0afbf00, qid=- > 1, > pkts=0x7fff5c0d4780, cnt=1) at lib/netdev-dpdk.c:1073 > #4 0x00000000006a42cc in netdev_dpdk_send__ (dev=0x7fc8c0afbf00, qid=- > 1, > pkts=0x7fff5c0d4780, cnt=1, may_steal=true) at lib/netdev-dpdk.c:1116 > #5 0x00000000006a4522 in netdev_dpdk_eth_send (netdev=0x7fc8c0afbf00, > qid=-1, > pkts=0x7fff5c0d4780, cnt=1, may_steal=true) at lib/netdev-dpdk.c:1169 > #6 0x00000000005dd16f in netdev_send (netdev=0x7fc8c0afbf00, qid=-1,
I guess the queue id shouldn’t be negative. It is defined as an int, should it be an unsigned int? > buffers=0x7fff5c0d4780, cnt=1, may_steal=true) at lib/netdev.c:739 > #7 0x00000000005b6049 in dp_execute_cb (aux_=0x7fff5c0d3da0, > packets=0x7fff5c0d4780, cnt=1, a=0x7fff5c0d4048, may_steal=true) > at lib/dpif-netdev.c:3390 > #8 0x00000000005e6665 in odp_execute_actions (dp=0x7fff5c0d3da0, > packets=0x7fff5c0d4780, cnt=1, steal=true, actions=0x7fff5c0d4048, > actions_len=8, dp_execute_action=0x5b5f56 <dp_execute_cb>) > at lib/odp-execute.c:492 > #9 0x00000000005b65db in dp_netdev_execute_actions (pmd=0x23264b0, > packets=0x7fff5c0d4780, cnt=1, may_steal=true, actions=0x7fff5c0d4048, > actions_len=8) at lib/dpif-netdev.c:3530 Can you inspect frame #9 to see what actions are being executed? > #10 0x00000000005b5801 in fast_path_processing (pmd=0x23264b0, > packets=0x7fff5c0d4780, cnt=1, keys=0x7fff5c0d4600, > batches=0x7fff5c0d44e0, n_batches=0x7fff5c0d46d8) at lib/dpif- > netdev.c:3231 > #11 0x00000000005b5d57 in dp_netdev_input (pmd=0x23264b0, > packets=0x7fff5c0d4780, cnt=1) at lib/dpif-netdev.c:3306 > #12 0x00000000005b3d08 in dp_netdev_process_rxq_port (pmd=0x23264b0, > port=0x22ee810, rxq=0x22911f0) at lib/dpif-netdev.c:2528 > #13 0x00000000005b3e3b in dpif_netdev_run (dpif=0x229f090) > at lib/dpif-netdev.c:2554 > #14 0x00000000005b81f8 in dpif_run (dpif=0x229f090) at lib/dpif.c:430 > #15 0x00000000005663c7 in type_run (type=0x2325720 "netdev") > at ofproto/ofproto-dpif.c:533 > #16 0x0000000000558aab in ofproto_type_run (datapath_type=0x2325720 > "netdev") > at ofproto/ofproto.c:1594 > #17 0x0000000000549220 in bridge_run__ () at vswitchd/bridge.c:2857 > #18 0x0000000000549430 in bridge_run () at vswitchd/bridge.c:2916 > #19 0x000000000054f0dd in main (argc=4, argv=0x7fff5c0d4c88) > at vswitchd/ovs-vswitchd.c:116 > _______________________________________________ discuss mailing list discuss@openvswitch.org http://openvswitch.org/mailman/listinfo/discuss
