Hi Ewan, I would guess that fib_index0 is invalid.
/neale From: <vpp-dev-boun...@lists.fd.io> on behalf of "yug...@telincn.com" <yug...@telincn.com> Date: Saturday, 4 November 2017 at 11:11 To: vpp-dev <vpp-dev@lists.fd.io> Subject: [vpp-dev] IPV6 Forwarding error Hi all, Here is ipv6 forwarding error, my version is 17.04. Any idea? Thread 1 "vpp_main" received signal SIGSEGV, Segmentation fault. mfib_forward_lookup (is_v4=0, frame=0x7fffb8626f00, node=0x7fffb5cffe80, vm=0x7ffff79aa2a0 <vlib_global_main>) at /home/wangzy/Desktop/VBRASV100R001/vpp1704/build-data/../src/vnet/mfib/mfib_forward.c:305 305 mfei0 = ip6_mfib_table_lookup2(ip6_mfib_get(fib_index0), (gdb) bt #0 mfib_forward_lookup (is_v4=0, frame=0x7fffb8626f00, node=0x7fffb5cffe80, vm=0x7ffff79aa2a0 <vlib_global_main>) at /home/wangzy/Desktop/VBRASV100R001/vpp1704/build-data/../src/vnet/mfib/mfib_forward.c:305 #1 ip6_mfib_forward_lookup (frame=0x7fffb8626f00, node=0x7fffb5cffe80, vm=0x7ffff79aa2a0 <vlib_global_main>) at /home/wangzy/Desktop/VBRASV100R001/vpp1704/build-data/../src/vnet/mfib/mfib_forward.c:353 #2 ip6_mfib_forward_lookup_avx2 (vm=0x7ffff79aa2a0 <vlib_global_main>, node=0x7fffb5cffe80, frame=0x7fffb8626f00) at /home/wangzy/Desktop/VBRASV100R001/vpp1704/build-data/../src/vnet/mfib/mfib_forward.c:369 #3 0x00007ffff7757129 in dispatch_node (vm=0x7ffff79aa2a0 <vlib_global_main>, node=0x7fffb5cffe80, type=<optimized out>, dispatch_state=VLIB_NODE_STATE_POLLING, frame=<optimized out>, last_time_stamp=10161712619298) at /home/wangzy/Desktop/VBRASV100R001/vpp1704/build-data/../src/vlib/main.c:998 #4 0x00007ffff775741d in dispatch_pending_node (vm=vm@entry=0x7ffff79aa2a0 <vlib_global_main>, p=0x7fffb8556de8, last_time_stamp=<optimized out>) at /home/wangzy/Desktop/VBRASV100R001/vpp1704/build-data/../src/vlib/main.c:1144 #5 0x00007ffff7757e7d in vlib_main_or_worker_loop (is_main=1, vm=0x7ffff79aa2a0 <vlib_global_main>) at /home/wangzy/Desktop/VBRASV100R001/vpp1704/build-data/../src/vlib/main.c:1591 #6 vlib_main_loop (vm=0x7ffff79aa2a0 <vlib_global_main>) at /home/wangzy/Desktop/VBRASV100R001/vpp1704/build-data/../src/vlib/main.c:1611 #7 vlib_main (vm=vm@entry=0x7ffff79aa2a0 <vlib_global_main>, input=input@entry=0x7fffb4cd4fa0) at /home/wangzy/Desktop/VBRASV100R001/vpp1704/build-data/../src/vlib/main.c:1739 #8 0x00007ffff7790f23 in thread0 (arg=140737347494560) at /home/wangzy/Desktop/VBRASV100R001/vpp1704/build-data/../src/vlib/unix/main.c:507 #9 0x00007ffff5a3dce0 in clib_calljmp () at /home/wangzy/Desktop/VBRASV100R001/vpp1704/build-data/../src/vppinfra/longjmp.S:110 #10 0x00007fffffffd410 in ?? () #11 0x00007ffff779193d in vlib_unix_main (argc=<optimized out>, argv=<optimized out>) at /home/wangzy/Desktop/VBRASV100R001/vpp1704/build-data/../src/vlib/unix/main.c:606 Regards, Ewan ________________________________ e...@telincn.com
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