DPDK patches and discussions
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From: Chandrasekar Kannan <ckannan@console.to>
To: "Zhang, Helin" <helin.zhang@intel.com>
Cc: "Wu, Jingjing" <jingjing.wu@intel.com>,
	"Tao, Zhe" <zhe.tao@intel.com>,  "dev@dpdk.org" <dev@dpdk.org>
Subject: Re: [dpdk-dev] SR-IOV/DPDK/VPP with vfio-pci
Date: Fri, 1 Jul 2016 17:09:35 -0700	[thread overview]
Message-ID: <CAF2CpC=TazGgYsk49UzQ+KojdEUh242B9BH22aREun-7G-3W1Q@mail.gmail.com> (raw)
In-Reply-To: <F35DEAC7BCE34641BA9FAC6BCA4A12E717D4BFD7@SHSMSX103.ccr.corp.intel.com>

[root@localhost ~]# modinfo i40e
filename:
/lib/modules/3.10.0-327.18.2.el7.x86_64/updates/drivers/net/ethernet/intel/i40e/i40e.ko
version:        1.4.25
[root@localhost ~]# modinfo i40evf
filename:
/lib/modules/3.10.0-327.18.2.el7.x86_64/updates/drivers/net/ethernet/intel/i40evf/i40evf.ko
version:        1.4.15

dpdk ver : 16.04

nic type : 83:00.0 Ethernet controller: Intel Corporation Ethernet
Controller XL710 for 40GbE QSFP+ (rev 02)

[root@localhost ~]# ethtool -i ens11
driver: i40e
version: 1.4.25
firmware-version: 5.04 0x8000253b 0.0.0
bus-info: 0000:83:00.0
supports-statistics: yes
supports-test: yes
supports-eeprom-access: yes
supports-register-dump: yes
supports-priv-flags: yes
[root@localhost ~]#

Testcase:

- Enable SRIOV
  # echo 4 > /sys/class/net/ens11/device/sriov_numvfs

83:00.0 Ethernet controller: Intel Corporation Ethernet Controller XL710
for 40GbE QSFP+ (rev 02)
83:02.0 Ethernet controller: Intel Corporation XL710/X710 Virtual Function
(rev 02)
83:02.1 Ethernet controller: Intel Corporation XL710/X710 Virtual Function
(rev 02)
83:02.2 Ethernet controller: Intel Corporation XL710/X710 Virtual Function
(rev 02)
83:02.3 Ethernet controller: Intel Corporation XL710/X710 Virtual Function
(rev 02)
85:00.0 Ethernet controller: Intel Corporation Ethernet Controller XL710
for 40GbE QSFP+ (rev 02)

- modprobe vfio-pci
[root@localhost ~]#
/root/ckannan/vpp/build-root/build-vpp-native/dpdk/dpdk-16.04/tools/dpdk_nic_bind.py
--bind=vfio-pci 0000:83:02.0
[root@localhost ~]#
/root/ckannan/vpp/build-root/build-vpp-native/dpdk/dpdk-16.04/tools/dpdk_nic_bind.py
--bind=vfio-pci 0000:83:02.1
[root@localhost ~]#
/root/ckannan/vpp/build-root/build-vpp-native/dpdk/dpdk-16.04/tools/dpdk_nic_bind.py
--bind=vfio-pci 0000:83:02.2
[root@localhost ~]#
/root/ckannan/vpp/build-root/build-vpp-native/dpdk/dpdk-16.04/tools/dpdk_nic_bind.py
--bind=vfio-pci 0000:83:02.3

- launch testpmd
./testpmd -l 13,14,15,16 -n 4 -- -i -a --nb-cores=3 --nb-ports=1


I start seeing errors like these...

Jul 01 17:23:29 localhost.localdomain kernel: dmar: DRHD: handling fault
status reg 2
Jul 01 17:23:29 localhost.localdomain kernel: dmar: DMAR:[DMA Write]
Request device [83:02.0] fault addr 0
                                              DMAR:[fault reason 05] PTE
Write access is not set
Jul 01 17:23:29 localhost.localdomain kernel: i40e 0000:83:00.0: TX driver
issue detected, PF reset issued
Jul 01 17:23:29 localhost.localdomain kernel: i40e 0000:83:00.0: TX driver
issue detected on VF 0



On Sun, Jun 5, 2016 at 8:47 AM, Zhang, Helin <helin.zhang@intel.com> wrote:

> Hi Kannan
>
> Could you help to provide more details of your test cases? How to
> reproduce that issue? It would be better to try with DPDK example
> applications.
> I think the kernel driver version, DPDK version, XL710 firmware version
> are the basic information we want to know.
> If possible, I'd suggest you to try with latest version of above and try
> if the issue is still there.
> Thank you very much!
>
> Regards,
> Helin
>
> > -----Original Message-----
> > From: dev [mailto:dev-bounces@dpdk.org] On Behalf Of Chandrasekar
> > Kannan
> > Sent: Thursday, June 2, 2016 2:22 AM
> > To: dev@dpdk.org
> > Subject: [dpdk-dev] SR-IOV/DPDK/VPP with vfio-pci
> >
> > I have been attempting to VPP (dpdk) application with SR-IOV enabled.
> > Using the vfio-pci driver/i40e/XL710nics/.
> > I'm encountering a SEGV on the i40e code path.
> >
> > Has anyone else seen this behaviour ?.
> >
> > full mail thread discussion with vpp-dev is here -
> > https://lists.fd.io/pipermail/vpp-dev/2016-June/001348.html
> >
> >
> > --------------------------------
> > here's a backtrace during vpp crash...
> >
> > Program received signal SIGSEGV, Segmentation fault.
> > [Switching to Thread 0x7f2b811fd700 (LWP 8725)]
> > 0x0000000000455539 in rx_recv_pkts ()
> > (gdb) backtrace
> > #0  0x0000000000455539 in rx_recv_pkts ()
> > #1  0x0000000000455e76 in i40e_recv_pkts_bulk_alloc ()
> > #2  0x00007f2be43d8bf7 in rte_eth_rx_burst (nb_pkts=256,
> > rx_pkts=0x7f2bb1e66a80, queue_id=1, port_id=<optimized out>)
> >     at
> > /w/workspace/vpp-merge-master-centos7/build-root/install-vpp-
> > native/dpdk/include/rte_ethdev.h:2641
> > #3  dpdk_rx_burst (dm=0x7f2be4673980 <dpdk_main>, queue_id=1,
> > xd=0x7f2bb1898540)
> >     at
> > /w/workspace/vpp-merge-master-centos7/build-
> > data/../vnet/vnet/devices/dpdk/dpdk_priv.h:64
> > #4  dpdk_device_input (dm=0x7f2be4673980 <dpdk_main>, queue_id=1,
> > cpu_index=<optimized out>, node=0x7f2bb1ef59fc, xd=<optimized out>)
> >     at
> > /w/workspace/vpp-merge-master-centos7/build-
> > data/../vnet/vnet/devices/dpdk/node.c:508
> > #5  dpdk_input_rss (vm=<optimized out>, node=0x7f2bb1ef59fc,
> > f=<optimized
> > out>)
> >     at
> > /w/workspace/vpp-merge-master-centos7/build-
> > data/../vnet/vnet/devices/dpdk/node.c:821
> > #6  0x00007f2be47eb77a in dispatch_node (vm=vm@entry=0x7f2bb1f02cd4,
> > node=node@entry=0x7f2bb1ef59fc,
> > type=type@entry=VLIB_NODE_TYPE_INPUT,
> >     dispatch_state=dispatch_state@entry=VLIB_NODE_STATE_POLLING,
> > frame=frame@entry=0x0, last_time_stamp=1482097661494035)
> >     at
> > /w/workspace/vpp-merge-master-centos7/build-data/../vlib/vlib/main.c:996
> > #7  0x00007f2be43db6d8 in dpdk_worker_thread_internal
> > (have_io_threads=0, callback=0x0, vm=0x7f2bb1f02cd4)
> >     at
> > /w/workspace/vpp-merge-master-centos7/build-
> > data/../vnet/vnet/devices/dpdk/threads.c:209
> > #8  dpdk_worker_thread (w=<optimized out>, io_name=<optimized out>,
> > callback=0x0)
> >     at
> > /w/workspace/vpp-merge-master-centos7/build-
> > data/../vnet/vnet/devices/dpdk/threads.c:265
> > #9  0x00007f2be3791530 in clib_calljmp () at
> > /w/workspace/vpp-merge-master-centos7/build-
> > data/../vppinfra/vppinfra/longjmp.S:110
> > #10 0x00007f2b811fcc40 in ?? ()
> > #11 0x00000000004eb9c7 in eal_thread_loop () ---Type <return> to
> continue,
> > or q <return> to quit---
> > #12 0x0000000000000000 in ?? ()
> > (gdb)
> > (gdb) thread apply all bt
> >
> > Thread 10 (Thread 0x7f2b8c685700 (LWP 8722)):
> > #0  0x00007f2be32584ad in accept () at
> ../sysdeps/unix/syscall-template.S:81
> > #1  0x00000000004ef178 in pci_vfio_mp_sync_thread ()
> > #2  0x00007f2be3251dc5 in start_thread (arg=0x7f2b8c685700) at
> > pthread_create.c:308
> > #3  0x00007f2be2992ced in clone () at
> > ../sysdeps/unix/sysv/linux/x86_64/clone.S:113
> >
> > Thread 9 (Thread 0x7f2b821ff700 (LWP 8723)):
> > #0  0x00007f2be29932c3 in epoll_wait () at
> > ../sysdeps/unix/syscall-template.S:81
> > #1  0x00000000004efe04 in eal_intr_thread_main ()
> > #2  0x00007f2be3251dc5 in start_thread (arg=0x7f2b821ff700) at
> > pthread_create.c:308
> > #3  0x00007f2be2992ced in clone () at
> > ../sysdeps/unix/sysv/linux/x86_64/clone.S:113
> >
> > Thread 8 (Thread 0x7f2b819fe700 (LWP 8724)):
> > #0  0x000000000045526b in rx_recv_pkts ()
> > #1  0x0000000000455e76 in i40e_recv_pkts_bulk_alloc ()
> > #2  0x00007f2be43d8bf7 in rte_eth_rx_burst (nb_pkts=256,
> > rx_pkts=0x7f2bb1e75580, queue_id=0, port_id=<optimized out>)
> >     at
> > /w/workspace/vpp-merge-master-centos7/build-root/install-vpp-
> > native/dpdk/include/rte_ethdev.h:2641
> > #3  dpdk_rx_burst (dm=0x7f2be4673980 <dpdk_main>, queue_id=0,
> > xd=0x7f2bb1a1fd40)
> >     at
> > /w/workspace/vpp-merge-master-centos7/build-
> > data/../vnet/vnet/devices/dpdk/dpdk_priv.h:64
> > ---Type <return> to continue, or q <return> to quit---
> > #4  dpdk_device_input (dm=0x7f2be4673980 <dpdk_main>, queue_id=0,
> > cpu_index=<optimized out>, node=0x7f2bb1ea18cc, xd=<optimized out>)
> >     at
> > /w/workspace/vpp-merge-master-centos7/build-
> > data/../vnet/vnet/devices/dpdk/node.c:508
> > #5  dpdk_input_rss (vm=<optimized out>, node=0x7f2bb1ea18cc,
> > f=<optimized
> > out>)
> >     at
> > /w/workspace/vpp-merge-master-centos7/build-
> > data/../vnet/vnet/devices/dpdk/node.c:821
> > #6  0x00007f2be47eb77a in dispatch_node (vm=vm@entry=0x7f2bb1f237d4,
> > node=node@entry=0x7f2bb1ea18cc,
> > type=type@entry=VLIB_NODE_TYPE_INPUT,
> >     dispatch_state=dispatch_state@entry=VLIB_NODE_STATE_POLLING,
> > frame=frame@entry=0x0, last_time_stamp=1482097666654800)
> >     at
> > /w/workspace/vpp-merge-master-centos7/build-data/../vlib/vlib/main.c:996
> > #7  0x00007f2be43db6d8 in dpdk_worker_thread_internal
> > (have_io_threads=0, callback=0x0, vm=0x7f2bb1f237d4)
> >     at
> > /w/workspace/vpp-merge-master-centos7/build-
> > data/../vnet/vnet/devices/dpdk/threads.c:209
> > #8  dpdk_worker_thread (w=<optimized out>, io_name=<optimized out>,
> > callback=0x0)
> >     at
> > /w/workspace/vpp-merge-master-centos7/build-
> > data/../vnet/vnet/devices/dpdk/threads.c:265
> > #9  0x00007f2be3791530 in clib_calljmp () at
> > /w/workspace/vpp-merge-master-centos7/build-
> > data/../vppinfra/vppinfra/longjmp.S:110
> > #10 0x00007f2b819fdc40 in ?? ()
> > #11 0x00000000004eb9c7 in eal_thread_loop ()
> > #12 0x0000000000000000 in ?? ()
> >
> > Thread 7 (Thread 0x7f2b811fd700 (LWP 8725)):
> > #0  0x0000000000455539 in rx_recv_pkts ()
> > #1  0x0000000000455e76 in i40e_recv_pkts_bulk_alloc ()
> > #2  0x00007f2be43d8bf7 in rte_eth_rx_burst (nb_pkts=256,
> > rx_pkts=0x7f2bb1e66a80, queue_id=1, port_id=<optimized out>) ---Type
> > <return> to continue, or q <return> to quit---
> >     at
> > /w/workspace/vpp-merge-master-centos7/build-root/install-vpp-
> > native/dpdk/include/rte_ethdev.h:2641
> > #3  dpdk_rx_burst (dm=0x7f2be4673980 <dpdk_main>, queue_id=1,
> > xd=0x7f2bb1898540)
> >     at
> > /w/workspace/vpp-merge-master-centos7/build-
> > data/../vnet/vnet/devices/dpdk/dpdk_priv.h:64
> > #4  dpdk_device_input (dm=0x7f2be4673980 <dpdk_main>, queue_id=1,
> > cpu_index=<optimized out>, node=0x7f2bb1ef59fc, xd=<optimized out>)
> >     at
> > /w/workspace/vpp-merge-master-centos7/build-
> > data/../vnet/vnet/devices/dpdk/node.c:508
> > #5  dpdk_input_rss (vm=<optimized out>, node=0x7f2bb1ef59fc,
> > f=<optimized
> > out>)
> >     at
> > /w/workspace/vpp-merge-master-centos7/build-
> > data/../vnet/vnet/devices/dpdk/node.c:821
> > #6  0x00007f2be47eb77a in dispatch_node (vm=vm@entry=0x7f2bb1f02cd4,
> > node=node@entry=0x7f2bb1ef59fc,
> > type=type@entry=VLIB_NODE_TYPE_INPUT,
> >     dispatch_state=dispatch_state@entry=VLIB_NODE_STATE_POLLING,
> > frame=frame@entry=0x0, last_time_stamp=1482097661494035)
> >     at
> > /w/workspace/vpp-merge-master-centos7/build-data/../vlib/vlib/main.c:996
> > #7  0x00007f2be43db6d8 in dpdk_worker_thread_internal
> > (have_io_threads=0, callback=0x0, vm=0x7f2bb1f02cd4)
> >     at
> > /w/workspace/vpp-merge-master-centos7/build-
> > data/../vnet/vnet/devices/dpdk/threads.c:209
> > #8  dpdk_worker_thread (w=<optimized out>, io_name=<optimized out>,
> > callback=0x0)
> >     at
> > /w/workspace/vpp-merge-master-centos7/build-
> > data/../vnet/vnet/devices/dpdk/threads.c:265
> > #9  0x00007f2be3791530 in clib_calljmp () at
> > /w/workspace/vpp-merge-master-centos7/build-
> > data/../vppinfra/vppinfra/longjmp.S:110
> > #10 0x00007f2b811fcc40 in ?? ()
> > #11 0x00000000004eb9c7 in eal_thread_loop ()
> > #12 0x0000000000000000 in ?? ()
> >
> > Thread 6 (Thread 0x7f2b809fc700 (LWP 8726)):
> > ---Type <return> to continue, or q <return> to quit---
> > #0  0x000000000045539e in rx_recv_pkts ()
> > #1  0x0000000000455e76 in i40e_recv_pkts_bulk_alloc ()
> > #2  0x00007f2be43d8bf7 in rte_eth_rx_burst (nb_pkts=256,
> > rx_pkts=0x7f2bb1da8a00, queue_id=2, port_id=<optimized out>)
> >     at
> > /w/workspace/vpp-merge-master-centos7/build-root/install-vpp-
> > native/dpdk/include/rte_ethdev.h:2641
> > #3  dpdk_rx_burst (dm=0x7f2be4673980 <dpdk_main>, queue_id=2,
> > xd=0x7f2bb1898540)
> >     at
> > /w/workspace/vpp-merge-master-centos7/build-
> > data/../vnet/vnet/devices/dpdk/dpdk_priv.h:64
> > #4  dpdk_device_input (dm=0x7f2be4673980 <dpdk_main>, queue_id=2,
> > cpu_index=<optimized out>, node=0x7f2bb1ebc7f8, xd=<optimized out>)
> >     at
> > /w/workspace/vpp-merge-master-centos7/build-
> > data/../vnet/vnet/devices/dpdk/node.c:508
> > #5  dpdk_input_rss (vm=<optimized out>, node=0x7f2bb1ebc7f8,
> > f=<optimized
> > out>)
> >     at
> > /w/workspace/vpp-merge-master-centos7/build-
> > data/../vnet/vnet/devices/dpdk/node.c:821
> > #6  0x00007f2be47eb77a in dispatch_node (vm=vm@entry=0x7f2bb1ee29d4,
> > node=node@entry=0x7f2bb1ebc7f8,
> > type=type@entry=VLIB_NODE_TYPE_INPUT,
> >     dispatch_state=dispatch_state@entry=VLIB_NODE_STATE_POLLING,
> > frame=frame@entry=0x0, last_time_stamp=1482097658614609)
> >     at
> > /w/workspace/vpp-merge-master-centos7/build-data/../vlib/vlib/main.c:996
> > #7  0x00007f2be43db6d8 in dpdk_worker_thread_internal
> > (have_io_threads=0, callback=0x0, vm=0x7f2bb1ee29d4)
> >     at
> > /w/workspace/vpp-merge-master-centos7/build-
> > data/../vnet/vnet/devices/dpdk/threads.c:209
> > #8  dpdk_worker_thread (w=<optimized out>, io_name=<optimized out>,
> > callback=0x0)
> >     at
> > /w/workspace/vpp-merge-master-centos7/build-
> > data/../vnet/vnet/devices/dpdk/threads.c:265
> > #9  0x00007f2be3791530 in clib_calljmp () at
> > /w/workspace/vpp-merge-master-centos7/build-
> > data/../vppinfra/vppinfra/longjmp.S:110
> > #10 0x00007f2b809fbc40 in ?? ()
> > #11 0x00000000004eb9c7 in eal_thread_loop () ---Type <return> to
> continue,
> > or q <return> to quit---
> > #12 0x0000000000000000 in ?? ()
> >
> > Thread 5 (Thread 0x7f2b801fb700 (LWP 8727)):
> > #0  0x00007f2be47eb728 in dispatch_node (vm=vm@entry=0x7f2bb1ec2614,
> > node=node@entry=0x7f2bb1da5e60,
> > type=type@entry=VLIB_NODE_TYPE_INPUT,
> >     dispatch_state=dispatch_state@entry=VLIB_NODE_STATE_POLLING,
> > frame=frame@entry=0x0, last_time_stamp=1482097666665442)
> >     at
> > /w/workspace/vpp-merge-master-centos7/build-data/../vlib/vlib/main.c:924
> > #1  0x00007f2be43db6d8 in dpdk_worker_thread_internal
> > (have_io_threads=0, callback=0x0, vm=0x7f2bb1ec2614)
> >     at
> > /w/workspace/vpp-merge-master-centos7/build-
> > data/../vnet/vnet/devices/dpdk/threads.c:209
> > #2  dpdk_worker_thread (w=<optimized out>, io_name=<optimized out>,
> > callback=0x0)
> >     at
> > /w/workspace/vpp-merge-master-centos7/build-
> > data/../vnet/vnet/devices/dpdk/threads.c:265
> > #3  0x00007f2be3791530 in clib_calljmp () at
> > /w/workspace/vpp-merge-master-centos7/build-
> > data/../vppinfra/vppinfra/longjmp.S:110
> > #4  0x00007f2b801fac40 in ?? ()
> > #5  0x00000000004eb9c7 in eal_thread_loop ()
> > #6  0x0000000000000000 in ?? ()
> >
> > Thread 4 (Thread 0x7f2b7f9fa700 (LWP 8728)):
> > #0  0x00007f2be43db6cc in dpdk_worker_thread_internal
> > (have_io_threads=0, callback=0x0, vm=0x7f2bb1ea2294)
> >     at
> > /w/workspace/vpp-merge-master-centos7/build-
> > data/../vnet/vnet/devices/dpdk/threads.c:209
> > #1  dpdk_worker_thread (w=<optimized out>, io_name=<optimized out>,
> > callback=0x0)
> >     at
> > /w/workspace/vpp-merge-master-centos7/build-
> > data/../vnet/vnet/devices/dpdk/threads.c:265
> > ---Type <return> to continue, or q <return> to quit---
> > #2  0x00007f2be3791530 in clib_calljmp () at
> > /w/workspace/vpp-merge-master-centos7/build-
> > data/../vppinfra/vppinfra/longjmp.S:110
> > #3  0x00007f2b7f9f9c40 in ?? ()
> > #4  0x00000000004eb9c7 in eal_thread_loop ()
> > #5  0x0000000000000000 in ?? ()
> >
> > Thread 3 (Thread 0x7f2b7f1f9700 (LWP 8729)):
> > #0  vlib_node_runtime_update_stats (n_clocks=205, n_vectors=0, n_calls=1,
> > node=0x7f2bb1d782d0, vm=0x7f2bb1e81f94)
> >     at
> > /w/workspace/vpp-merge-master-centos7/build-data/../vlib/vlib/main.c:629
> > #1  dispatch_node (vm=vm@entry=0x7f2bb1e81f94,
> > node=node@entry=0x7f2bb1d782d0,
> > type=type@entry=VLIB_NODE_TYPE_INPUT,
> >     dispatch_state=dispatch_state@entry=VLIB_NODE_STATE_POLLING,
> > frame=frame@entry=0x0, last_time_stamp=1482097666680456)
> >     at
> > /w/workspace/vpp-merge-master-centos7/build-
> > data/../vlib/vlib/main.c:1005
> > #2  0x00007f2be43db6d8 in dpdk_worker_thread_internal
> > (have_io_threads=0, callback=0x0, vm=0x7f2bb1e81f94)
> >     at
> > /w/workspace/vpp-merge-master-centos7/build-
> > data/../vnet/vnet/devices/dpdk/threads.c:209
> > #3  dpdk_worker_thread (w=<optimized out>, io_name=<optimized out>,
> > callback=0x0)
> >     at
> > /w/workspace/vpp-merge-master-centos7/build-
> > data/../vnet/vnet/devices/dpdk/threads.c:265
> > #4  0x00007f2be3791530 in clib_calljmp () at
> > /w/workspace/vpp-merge-master-centos7/build-
> > data/../vppinfra/vppinfra/longjmp.S:110
> > #5  0x00007f2b7f1f8c40 in ?? ()
> > #6  0x00000000004eb9c7 in eal_thread_loop ()
> > #7  0x0000000000000000 in ?? ()
> >
> > ---Type <return> to continue, or q <return> to quit--- Thread 2 (Thread
> > 0x7f2b7e9f8700 (LWP 8730)):
> > #0  0x00007f2be325896d in nanosleep () at
> > ../sysdeps/unix/syscall-template.S:81
> > #1  0x0000000000413916 in ip46_fib_stats_delay.isra.6 ()
> > #2  0x00000000004190b6 in stats_thread_fn ()
> > #3  0x00007f2be3791530 in clib_calljmp () at
> > /w/workspace/vpp-merge-master-centos7/build-
> > data/../vppinfra/vppinfra/longjmp.S:110
> > #4  0x00007f2b7e9f7da0 in ?? ()
> > #5  0x00007f2be3251dc5 in start_thread (arg=0x0) at pthread_create.c:308
> > #6  0x0000000000000000 in ?? ()
> >
> > Thread 1 (Thread 0x7f2be52898c0 (LWP 8721)):
> > #0  0x00007f2be2992f27 in __GI_epoll_pwait (epfd=5,
> > events=0x7f2bb2155424, maxevents=256, timeout=timeout@entry=10,
> >     set=set@entry=0x7f2be4c522e0 <unblock_all_signals.16333>) at
> > ../sysdeps/unix/sysv/linux/epoll_pwait.c:48
> > #1  0x00007f2be4a429fb in linux_epoll_input (vm=0x7e13c0
> > <vlib_global_main>, node=<optimized out>, frame=<optimized out>)
> >     at
> > /w/workspace/vpp-merge-master-centos7/build-
> > data/../vlib/vlib/unix/input.c:146
> > #2  0x00007f2be47eb77a in dispatch_node (vm=0x7e13c0
> > <vlib_global_main>, node=0x7f2bb2254cc0, type=<optimized out>,
> > dispatch_state=<optimized out>,
> >     frame=<optimized out>, last_time_stamp=1482097636972836) at
> > /w/workspace/vpp-merge-master-centos7/build-data/../vlib/vlib/main.c:996
> > #3  0x00007f2be47ebea1 in vlib_main_loop (vm=0x7e13c0
> > <vlib_global_main>) at /w/workspace/vpp-merge-master-centos7/build-
> > data/../vlib/vlib/main.c:1403
> > #4  vlib_main (vm=vm@entry=0x7e13c0 <vlib_global_main>,
> > input=input@entry
> > =0x7f2bb2786fa0)
> >     at
> > /w/workspace/vpp-merge-master-centos7/build-
> > data/../vlib/vlib/main.c:1615
> > #5  0x00007f2be4a435f3 in thread0 (arg=8262592) at
> > /w/workspace/vpp-merge-master-centos7/build-
> > data/../vlib/vlib/unix/main.c:425
> > ---Type <return> to continue, or q <return> to quit---
> > #6  0x00007f2be3791530 in clib_calljmp () at
> > /w/workspace/vpp-merge-master-centos7/build-
> > data/../vppinfra/vppinfra/longjmp.S:110
> > #7  0x00007ffc98a68d60 in ?? ()
> > #8  0x00007f2be4a43e31 in vlib_unix_main (argc=<optimized out>,
> > argv=<optimized out>)
> >     at
> > /w/workspace/vpp-merge-master-centos7/build-
> > data/../vlib/vlib/unix/main.c:485
> > #9  0x0000000000000000 in ?? ()
> > (gdb)
> > (gdb)
> > (gdb)
> > (gdb)
> > -------------------------------------------------------------------
>

      reply	other threads:[~2016-07-02  0:09 UTC|newest]

Thread overview: 3+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2016-06-01 18:21 Chandrasekar Kannan
2016-06-05 15:47 ` Zhang, Helin
2016-07-02  0:09   ` Chandrasekar Kannan [this message]

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