> -----Original Message----- > From: discuss [mailto:discuss-boun...@openvswitch.org] On Behalf Of ??? > Sent: Monday, February 29, 2016 10:07 AM > To: discuss@openvswitch.org > Subject: [ovs-discuss] a segfault of ovs-dpdk > > Hi all, > > When I test the ovs-dpdk, I get a segfault of ovs-vswitch,and the ovs-vswitch > crashed
I haven't seen this. Maybe you can re-run and see if the issue exists in the latest code? and if so, give details about your setup and steps to reproduce. > > The message log ： > > 9 10:20:33 A06-R12-302F0111-I32-13 kernel: pmd38[1598]: segfault at 8 ip > 00000000005d1fc7 sp 00007f8f59bf1900 error 4 in ovs-vswitchd[400000+36a000] > > And the simple analysis of the core as fellows: > > Using host libthread_db library "/lib64/libthread_db.so.1". > Core was generated by `ovs-vswitchd --dpdk --syslog syslog --log-level 8 - > c 0x1 -n 4 --socket-mem=2048'. > Program terminated with signal 11, Segmentation fault. > #0 0x00000000005d1fc7 in netdev_rxq_recv (rx=0x7f8f6da02240, buffers=buffers > @entry=0x7f8f59bf1920, cnt=cnt@entry=0x7f8f59bf191c) at lib/netdev.c:654 > 654 retval = rx->netdev->netdev_class->rxq_recv(rx, buffers, cnt); > Missing separate debuginfos, use: debuginfo-install openvswitch-2.4.0- > 1.el7.x86_64 > (gdb) bt > #0 0x00000000005d1fc7 in netdev_rxq_recv (rx=0x7f8f6da02240, buffers=buffers > @entry=0x7f8f59bf1920, cnt=cnt@entry=0x7f8f59bf191c) at lib/netdev.c:654 > #1 0x00000000005b431a in dp_netdev_process_rxq_port (pmd=pmd@entry=0x1aa6e50 > , rxq=<optimized out>, port=<optimized out>, port=<optimized out>) at lib/dpi > f-netdev.c:2510 > #2 0x00000000005b55b7 in pmd_thread_main (f_=0x1aa6e50) at lib/dpif- > netdev.c:2671 > #3 0x000000000060fc84 in ovsthread_wrapper (aux_=<optimiz > ed out>) at lib/ovs-thread.c:340 > #4 0x00007f8fb9f7bdf5 in start_thread () from /lib64/libpthread.so.0 > #5 0x00007f8fb979f1ad in clone () from /lib64/libc.so.6 > > > > (gdb) p rx > $3 = (struct netdev_rxq *) 0x7f8f6da02240 > (gdb) p *rx > Cannot access memory at address 0x7f8f6da02240 > > Wang Huaxia ---JD.COM _______________________________________________ discuss mailing list discuss@openvswitch.org http://openvswitch.org/mailman/listinfo/discuss
