Re: [vpp-dev] assertion in gpe testing
In that case, before configuring a gpe forwarding entry you need a route for your tunnel’s destination, i.e., the remote locator you’ve configured in the “locs” list. Only once you have such a route add the lisp forwarding entry. Hope this helps, Florin > On Dec 10, 2017, at 6:51 PM, 薛欣颖 wrote: > > Hi Florin, > > After starting VPP, I just configured two commands, first is "lisp enable > on", another command(not congfig in vpp CLI) is to directly pass parameter > parameters to vl_api_gpe_add_del_fwd_entry_t_handler. This problem exists > every time in the 18.01 version of VPP > > Breakpoint 1, vl_api_gpe_add_del_fwd_entry_t_handler (mp=0x2b8413872f9c) at > /home/vpp/17.07_x64/vpp/build-data/../src/vnet/lisp-gpe/lisp_gpe_api.c:328 > 328 { > (gdb) p *mp > $1 = {_vl_msg_id = 16129, client_index = 805306625, context = 0, is_add = 1 > '\001', eid_type = 0 '\000', rmt_eid = > "1.1.3.1\000\000\000\000\000\000\000\000", > lcl_eid = "1.1.2.1\000\000\000\000\000\000\000\000", rmt_len = 24 '\030', > lcl_len = 24 '\030', vni = 16777216, dp_table = 16777216, action = 4 '\004', > loc_num = 33554432, > locs = 0x2b8413872fd7} > (gdb) > > Thanks, > Xyxue > > From: Florin Coras <mailto:fcoras.li...@gmail.com> > Date: 2017-12-11 10:37 > To: 薛欣颖 <mailto:xy...@fiberhome.com> > CC: vpp-dev <mailto:vpp-dev@lists.fd.io> > Subject: Re: [vpp-dev] assertion in gpe testing > Hi Xyxue, > > Did you by chance configure an ip or a route through the gpe interface? If > yes, then that is probably the issue. If not, could you provide more details > regarding your configuration. > > Thanks, > Florin > >> On Dec 10, 2017, at 6:25 PM, 薛欣颖 > <mailto:xy...@fiberhome.com>> wrote: >> >> >> Hi guys, >> >> There is an assertion when I was configuring the GPE service, and I didn't >> find a solution. Can you help me see the reasons for it? >> >> Breakpoint 1, vl_api_gpe_add_del_fwd_entry_t_handler (mp=0x2b8413872f9c) at >> /home/vpp/17.07_x64/vpp/build-data/../src/vnet/lisp-gpe/lisp_gpe_api.c:328 >> 328 { >> (gdb) p *mp >> $1 = {_vl_msg_id = 16129, client_index = 805306625, context = 0, is_add = 1 >> '\001', eid_type = 0 '\000', rmt_eid = >> "1.1.3.1\000\000\000\000\000\000\000\000", >> lcl_eid = "1.1.2.1\000\000\000\000\000\000\000\000", rmt_len = 24 '\030', >> lcl_len = 24 '\030', vni = 16777216, dp_table = 16777216, action = 4 '\004', >> loc_num = 33554432, >> locs = 0x2b8413872fd7} >> (gdb) c >> Continuing. >> >> Program received signal SIGABRT, Aborted. >> 0x2b8412519c37 in __GI_raise (sig=sig@entry=6) at >> ../nptl/sysdeps/unix/sysv/linux/raise.c:56 >> 56 ../nptl/sysdeps/unix/sysv/linux/raise.c: No such file or directory. >> (gdb) bt >> #0 0x2b8412519c37 in __GI_raise (sig=sig@entry=6) at >> ../nptl/sysdeps/unix/sysv/linux/raise.c:56 >> #1 0x2b841251d028 in __GI_abort () at abort.c:89 >> #2 0x00406e9b in os_panic () at >> /home/vpp/17.07_x64/vpp/build-data/../src/vpp/vnet/main.c:294 >> #3 0x2b8411e36b98 in debugger () at >> /home/vpp/17.07_x64/vpp/build-data/../src/vppinfra/error.c:84 >> #4 0x2b8411e36f9f in _clib_error (how_to_die=2, function_name=0x0, >> line_number=0, fmt=0x2b8411a87488 "%s:%d (%s) assertion `%s' fails") >> at /home/vpp/17.07_x64/vpp/build-data/../src/vppinfra/error.c:143 >> #5 0x2b84117d9f14 in lisp_gpe_build_rewrite (vnm=0x2b8411e07560 >> , sw_if_index=3, link_type=VNET_LINK_ARP, dst_address=0x0) >> at >> /home/vpp/17.07_x64/vpp/build-data/../src/vnet/lisp-gpe/lisp_gpe_adjacency.c:370 >> #6 0x2b8411985a76 in vnet_rewrite_for_sw_interface (vnm=0x2b8411e07560 >> , link_type=VNET_LINK_ARP, sw_if_index=3, node_index=312, >> dst_address=0x0, rw=0x2b841386a780, >> max_rewrite_bytes=112) at >> /home/vpp/17.07_x64/vpp/build-data/../src/vnet/adj/rewrite.c:133 >> #7 0x2b8411978012 in adj_glean_add_or_lock (proto=FIB_PROTOCOL_IP4, >> sw_if_index=3, nh_addr=0x0) at >> /home/vpp/17.07_x64/vpp/build-data/../src/vnet/adj/adj_glean.c:73 >> #8 0x2b84119683b6 in fib_path_attached_get_adj (path=0x2b8413866bc8, >> link=VNET_LINK_IP4) at >> /home/vpp/17.07_x64/vpp/build-data/../src/vnet/fib/fib_path.c:719 >> #9 0x2b841196a7a2 in fib_path_resolve (path_index=22) at >> /home/vpp/17.07_x64/vpp/build-data/../src/vnet/fib/fib_path.c:1880 >> #10 0x2b8411964
Re: [vpp-dev] assertion in gpe testing
Hi Florin, After starting VPP, I just configured two commands, first is "lisp enable on", another command(not congfig in vpp CLI) is to directly pass parameter parameters to vl_api_gpe_add_del_fwd_entry_t_handler. This problem exists every time in the 18.01 version of VPP Breakpoint 1, vl_api_gpe_add_del_fwd_entry_t_handler (mp=0x2b8413872f9c) at /home/vpp/17.07_x64/vpp/build-data/../src/vnet/lisp-gpe/lisp_gpe_api.c:328 328 { (gdb) p *mp $1 = {_vl_msg_id = 16129, client_index = 805306625, context = 0, is_add = 1 '\001', eid_type = 0 '\000', rmt_eid = "1.1.3.1\000\000\000\000\000\000\000\000", lcl_eid = "1.1.2.1\000\000\000\000\000\000\000\000", rmt_len = 24 '\030', lcl_len = 24 '\030', vni = 16777216, dp_table = 16777216, action = 4 '\004', loc_num = 33554432, locs = 0x2b8413872fd7} (gdb) Thanks, Xyxue From: Florin Coras Date: 2017-12-11 10:37 To: 薛欣颖 CC: vpp-dev Subject: Re: [vpp-dev] assertion in gpe testing Hi Xyxue, Did you by chance configure an ip or a route through the gpe interface? If yes, then that is probably the issue. If not, could you provide more details regarding your configuration. Thanks, Florin On Dec 10, 2017, at 6:25 PM, 薛欣颖 wrote: Hi guys, There is an assertion when I was configuring the GPE service, and I didn't find a solution. Can you help me see the reasons for it? Breakpoint 1, vl_api_gpe_add_del_fwd_entry_t_handler (mp=0x2b8413872f9c) at /home/vpp/17.07_x64/vpp/build-data/../src/vnet/lisp-gpe/lisp_gpe_api.c:328 328 { (gdb) p *mp $1 = {_vl_msg_id = 16129, client_index = 805306625, context = 0, is_add = 1 '\001', eid_type = 0 '\000', rmt_eid = "1.1.3.1\000\000\000\000\000\000\000\000", lcl_eid = "1.1.2.1\000\000\000\000\000\000\000\000", rmt_len = 24 '\030', lcl_len = 24 '\030', vni = 16777216, dp_table = 16777216, action = 4 '\004', loc_num = 33554432, locs = 0x2b8413872fd7} (gdb) c Continuing. Program received signal SIGABRT, Aborted. 0x2b8412519c37 in __GI_raise (sig=sig@entry=6) at ../nptl/sysdeps/unix/sysv/linux/raise.c:56 56 ../nptl/sysdeps/unix/sysv/linux/raise.c: No such file or directory. (gdb) bt #0 0x2b8412519c37 in __GI_raise (sig=sig@entry=6) at ../nptl/sysdeps/unix/sysv/linux/raise.c:56 #1 0x2b841251d028 in __GI_abort () at abort.c:89 #2 0x00406e9b in os_panic () at /home/vpp/17.07_x64/vpp/build-data/../src/vpp/vnet/main.c:294 #3 0x2b8411e36b98 in debugger () at /home/vpp/17.07_x64/vpp/build-data/../src/vppinfra/error.c:84 #4 0x2b8411e36f9f in _clib_error (how_to_die=2, function_name=0x0, line_number=0, fmt=0x2b8411a87488 "%s:%d (%s) assertion `%s' fails") at /home/vpp/17.07_x64/vpp/build-data/../src/vppinfra/error.c:143 #5 0x2b84117d9f14 in lisp_gpe_build_rewrite (vnm=0x2b8411e07560 , sw_if_index=3, link_type=VNET_LINK_ARP, dst_address=0x0) at /home/vpp/17.07_x64/vpp/build-data/../src/vnet/lisp-gpe/lisp_gpe_adjacency.c:370 #6 0x2b8411985a76 in vnet_rewrite_for_sw_interface (vnm=0x2b8411e07560 , link_type=VNET_LINK_ARP, sw_if_index=3, node_index=312, dst_address=0x0, rw=0x2b841386a780, max_rewrite_bytes=112) at /home/vpp/17.07_x64/vpp/build-data/../src/vnet/adj/rewrite.c:133 #7 0x2b8411978012 in adj_glean_add_or_lock (proto=FIB_PROTOCOL_IP4, sw_if_index=3, nh_addr=0x0) at /home/vpp/17.07_x64/vpp/build-data/../src/vnet/adj/adj_glean.c:73 #8 0x2b84119683b6 in fib_path_attached_get_adj (path=0x2b8413866bc8, link=VNET_LINK_IP4) at /home/vpp/17.07_x64/vpp/build-data/../src/vnet/fib/fib_path.c:719 #9 0x2b841196a7a2 in fib_path_resolve (path_index=22) at /home/vpp/17.07_x64/vpp/build-data/../src/vnet/fib/fib_path.c:1880 #10 0x2b8411964406 in fib_path_list_resolve (path_list=0x2b841386619c) at /home/vpp/17.07_x64/vpp/build-data/../src/vnet/fib/fib_path_list.c:567 #11 0x2b84119648bd in fib_path_list_create (flags=FIB_PATH_LIST_FLAG_SHARED, rpaths=0x2b8413a96080) at /home/vpp/17.07_x64/vpp/build-data/../src/vnet/fib/fib_path_list.c:725 #12 0x2b841195ff39 in fib_entry_src_lisp_path_swap (src=0x2b8413872dd4, entry=0x2b84138700c4, pl_flags=FIB_PATH_LIST_FLAG_NONE, paths=0x2b8413a96080) at /home/vpp/17.07_x64/vpp/build-data/../src/vnet/fib/fib_entry_src_lisp.c:42 #13 0x2b841195b529 in fib_entry_src_action_path_swap (fib_entry=0x2b84138700c4, source=FIB_SOURCE_LISP, flags=FIB_ENTRY_FLAG_NONE, rpaths=0x2b8413a96080) at /home/vpp/17.07_x64/vpp/build-data/../src/vnet/fib/fib_entry_src.c:1191 #14 0x2b8411956c3c in fib_entry_create (fib_index=1, prefix=0x2b8413674a30, source=FIB_SOURCE_LISP, flags=FIB_ENTRY_FLAG_NONE, paths=0x2b8413a96080) at /home/vpp/17.07_x64/vpp/build-data/../src/vnet/fib/fib_entry.c:828 #15 0x2b8411947a39 in fib_table_entry_update (fib_index=1, prefix=0x2b8413674a30, source=FIB_SOURCE_LISP, flags=FIB_ENTRY_F
Re: [vpp-dev] assertion in gpe testing
Hi Xyxue, Did you by chance configure an ip or a route through the gpe interface? If yes, then that is probably the issue. If not, could you provide more details regarding your configuration. Thanks, Florin > On Dec 10, 2017, at 6:25 PM, 薛欣颖 wrote: > > > Hi guys, > > There is an assertion when I was configuring the GPE service, and I didn't > find a solution. Can you help me see the reasons for it? > > Breakpoint 1, vl_api_gpe_add_del_fwd_entry_t_handler (mp=0x2b8413872f9c) at > /home/vpp/17.07_x64/vpp/build-data/../src/vnet/lisp-gpe/lisp_gpe_api.c:328 > 328 { > (gdb) p *mp > $1 = {_vl_msg_id = 16129, client_index = 805306625, context = 0, is_add = 1 > '\001', eid_type = 0 '\000', rmt_eid = > "1.1.3.1\000\000\000\000\000\000\000\000", > lcl_eid = "1.1.2.1\000\000\000\000\000\000\000\000", rmt_len = 24 '\030', > lcl_len = 24 '\030', vni = 16777216, dp_table = 16777216, action = 4 '\004', > loc_num = 33554432, > locs = 0x2b8413872fd7} > (gdb) c > Continuing. > > Program received signal SIGABRT, Aborted. > 0x2b8412519c37 in __GI_raise (sig=sig@entry=6) at > ../nptl/sysdeps/unix/sysv/linux/raise.c:56 > 56 ../nptl/sysdeps/unix/sysv/linux/raise.c: No such file or directory. > (gdb) bt > #0 0x2b8412519c37 in __GI_raise (sig=sig@entry=6) at > ../nptl/sysdeps/unix/sysv/linux/raise.c:56 > #1 0x2b841251d028 in __GI_abort () at abort.c:89 > #2 0x00406e9b in os_panic () at > /home/vpp/17.07_x64/vpp/build-data/../src/vpp/vnet/main.c:294 > #3 0x2b8411e36b98 in debugger () at > /home/vpp/17.07_x64/vpp/build-data/../src/vppinfra/error.c:84 > #4 0x2b8411e36f9f in _clib_error (how_to_die=2, function_name=0x0, > line_number=0, fmt=0x2b8411a87488 "%s:%d (%s) assertion `%s' fails") > at /home/vpp/17.07_x64/vpp/build-data/../src/vppinfra/error.c:143 > #5 0x2b84117d9f14 in lisp_gpe_build_rewrite (vnm=0x2b8411e07560 > , sw_if_index=3, link_type=VNET_LINK_ARP, dst_address=0x0) > at > /home/vpp/17.07_x64/vpp/build-data/../src/vnet/lisp-gpe/lisp_gpe_adjacency.c:370 > #6 0x2b8411985a76 in vnet_rewrite_for_sw_interface (vnm=0x2b8411e07560 > , link_type=VNET_LINK_ARP, sw_if_index=3, node_index=312, > dst_address=0x0, rw=0x2b841386a780, > max_rewrite_bytes=112) at > /home/vpp/17.07_x64/vpp/build-data/../src/vnet/adj/rewrite.c:133 > #7 0x2b8411978012 in adj_glean_add_or_lock (proto=FIB_PROTOCOL_IP4, > sw_if_index=3, nh_addr=0x0) at > /home/vpp/17.07_x64/vpp/build-data/../src/vnet/adj/adj_glean.c:73 > #8 0x2b84119683b6 in fib_path_attached_get_adj (path=0x2b8413866bc8, > link=VNET_LINK_IP4) at > /home/vpp/17.07_x64/vpp/build-data/../src/vnet/fib/fib_path.c:719 > #9 0x2b841196a7a2 in fib_path_resolve (path_index=22) at > /home/vpp/17.07_x64/vpp/build-data/../src/vnet/fib/fib_path.c:1880 > #10 0x2b8411964406 in fib_path_list_resolve (path_list=0x2b841386619c) at > /home/vpp/17.07_x64/vpp/build-data/../src/vnet/fib/fib_path_list.c:567 > #11 0x2b84119648bd in fib_path_list_create > (flags=FIB_PATH_LIST_FLAG_SHARED, rpaths=0x2b8413a96080) at > /home/vpp/17.07_x64/vpp/build-data/../src/vnet/fib/fib_path_list.c:725 > #12 0x2b841195ff39 in fib_entry_src_lisp_path_swap (src=0x2b8413872dd4, > entry=0x2b84138700c4, pl_flags=FIB_PATH_LIST_FLAG_NONE, paths=0x2b8413a96080) > at > /home/vpp/17.07_x64/vpp/build-data/../src/vnet/fib/fib_entry_src_lisp.c:42 > #13 0x2b841195b529 in fib_entry_src_action_path_swap > (fib_entry=0x2b84138700c4, source=FIB_SOURCE_LISP, flags=FIB_ENTRY_FLAG_NONE, > rpaths=0x2b8413a96080) > at /home/vpp/17.07_x64/vpp/build-data/../src/vnet/fib/fib_entry_src.c:1191 > #14 0x2b8411956c3c in fib_entry_create (fib_index=1, > prefix=0x2b8413674a30, source=FIB_SOURCE_LISP, flags=FIB_ENTRY_FLAG_NONE, > paths=0x2b8413a96080) > at /home/vpp/17.07_x64/vpp/build-data/../src/vnet/fib/fib_entry.c:828 > #15 0x2b8411947a39 in fib_table_entry_update (fib_index=1, > prefix=0x2b8413674a30, source=FIB_SOURCE_LISP, flags=FIB_ENTRY_FLAG_NONE, > paths=0x2b8413a96080) > at /home/vpp/17.07_x64/vpp/build-data/../src/vnet/fib/fib_table.c:778 > #16 0x2b84117dffdc in ip_src_fib_add_route (src_fib_index=1, > src_prefix=0x2b8413674ab0, paths=0x2b8413a2d7f0) > at > /home/vpp/17.07_x64/vpp/build-data/../src/vnet/lisp-gpe/lisp_gpe_fwd_entry.c:288 > #17 0x2b84117e063e in create_fib_entries (lfe=0x2b8413872f28) at > /home/vpp/17.07_x64/vpp/build-data/../src/vnet/lisp-gpe/lisp_gpe_fwd_entry.c:384 > #18 0x2b84117e13ac in add_ip_fwd_entry (lgm=0x2b8411e10040 > , a=0x2b8413674c50) at > /home/vpp/17.07_x64/vpp/build-data/../src/vnet/lisp-gpe/lisp_gpe_fwd_entry.c:568 > #19 0x2b84117e36f5 in vnet_lisp_gpe_add_del_fwd_entry (a=0x2b8413674c50, > hw_if_indexp=0x0) at > /home/vpp/17.07_x64/vpp/build-data/../src/vnet/lisp-gpe/lisp_gpe_fwd_entry.c:1264 > #20 0x2b84117f1bec in vl_api_gpe_add_del_fwd_entry_t_handler > (mp=0x2b8413872f9c) at > /home/vpp/17.07_x64/vpp/build-data/../sr
[vpp-dev] assertion in gpe testing
Hi guys, There is an assertion when I was configuring the GPE service, and I didn't find a solution. Can you help me see the reasons for it? Breakpoint 1, vl_api_gpe_add_del_fwd_entry_t_handler (mp=0x2b8413872f9c) at /home/vpp/17.07_x64/vpp/build-data/../src/vnet/lisp-gpe/lisp_gpe_api.c:328 328 { (gdb) p *mp $1 = {_vl_msg_id = 16129, client_index = 805306625, context = 0, is_add = 1 '\001', eid_type = 0 '\000', rmt_eid = "1.1.3.1\000\000\000\000\000\000\000\000", lcl_eid = "1.1.2.1\000\000\000\000\000\000\000\000", rmt_len = 24 '\030', lcl_len = 24 '\030', vni = 16777216, dp_table = 16777216, action = 4 '\004', loc_num = 33554432, locs = 0x2b8413872fd7} (gdb) c Continuing. Program received signal SIGABRT, Aborted. 0x2b8412519c37 in __GI_raise (sig=sig@entry=6) at ../nptl/sysdeps/unix/sysv/linux/raise.c:56 56 ../nptl/sysdeps/unix/sysv/linux/raise.c: No such file or directory. (gdb) bt #0 0x2b8412519c37 in __GI_raise (sig=sig@entry=6) at ../nptl/sysdeps/unix/sysv/linux/raise.c:56 #1 0x2b841251d028 in __GI_abort () at abort.c:89 #2 0x00406e9b in os_panic () at /home/vpp/17.07_x64/vpp/build-data/../src/vpp/vnet/main.c:294 #3 0x2b8411e36b98 in debugger () at /home/vpp/17.07_x64/vpp/build-data/../src/vppinfra/error.c:84 #4 0x2b8411e36f9f in _clib_error (how_to_die=2, function_name=0x0, line_number=0, fmt=0x2b8411a87488 "%s:%d (%s) assertion `%s' fails") at /home/vpp/17.07_x64/vpp/build-data/../src/vppinfra/error.c:143 #5 0x2b84117d9f14 in lisp_gpe_build_rewrite (vnm=0x2b8411e07560 , sw_if_index=3, link_type=VNET_LINK_ARP, dst_address=0x0) at /home/vpp/17.07_x64/vpp/build-data/../src/vnet/lisp-gpe/lisp_gpe_adjacency.c:370 #6 0x2b8411985a76 in vnet_rewrite_for_sw_interface (vnm=0x2b8411e07560 , link_type=VNET_LINK_ARP, sw_if_index=3, node_index=312, dst_address=0x0, rw=0x2b841386a780, max_rewrite_bytes=112) at /home/vpp/17.07_x64/vpp/build-data/../src/vnet/adj/rewrite.c:133 #7 0x2b8411978012 in adj_glean_add_or_lock (proto=FIB_PROTOCOL_IP4, sw_if_index=3, nh_addr=0x0) at /home/vpp/17.07_x64/vpp/build-data/../src/vnet/adj/adj_glean.c:73 #8 0x2b84119683b6 in fib_path_attached_get_adj (path=0x2b8413866bc8, link=VNET_LINK_IP4) at /home/vpp/17.07_x64/vpp/build-data/../src/vnet/fib/fib_path.c:719 #9 0x2b841196a7a2 in fib_path_resolve (path_index=22) at /home/vpp/17.07_x64/vpp/build-data/../src/vnet/fib/fib_path.c:1880 #10 0x2b8411964406 in fib_path_list_resolve (path_list=0x2b841386619c) at /home/vpp/17.07_x64/vpp/build-data/../src/vnet/fib/fib_path_list.c:567 #11 0x2b84119648bd in fib_path_list_create (flags=FIB_PATH_LIST_FLAG_SHARED, rpaths=0x2b8413a96080) at /home/vpp/17.07_x64/vpp/build-data/../src/vnet/fib/fib_path_list.c:725 #12 0x2b841195ff39 in fib_entry_src_lisp_path_swap (src=0x2b8413872dd4, entry=0x2b84138700c4, pl_flags=FIB_PATH_LIST_FLAG_NONE, paths=0x2b8413a96080) at /home/vpp/17.07_x64/vpp/build-data/../src/vnet/fib/fib_entry_src_lisp.c:42 #13 0x2b841195b529 in fib_entry_src_action_path_swap (fib_entry=0x2b84138700c4, source=FIB_SOURCE_LISP, flags=FIB_ENTRY_FLAG_NONE, rpaths=0x2b8413a96080) at /home/vpp/17.07_x64/vpp/build-data/../src/vnet/fib/fib_entry_src.c:1191 #14 0x2b8411956c3c in fib_entry_create (fib_index=1, prefix=0x2b8413674a30, source=FIB_SOURCE_LISP, flags=FIB_ENTRY_FLAG_NONE, paths=0x2b8413a96080) at /home/vpp/17.07_x64/vpp/build-data/../src/vnet/fib/fib_entry.c:828 #15 0x2b8411947a39 in fib_table_entry_update (fib_index=1, prefix=0x2b8413674a30, source=FIB_SOURCE_LISP, flags=FIB_ENTRY_FLAG_NONE, paths=0x2b8413a96080) at /home/vpp/17.07_x64/vpp/build-data/../src/vnet/fib/fib_table.c:778 #16 0x2b84117dffdc in ip_src_fib_add_route (src_fib_index=1, src_prefix=0x2b8413674ab0, paths=0x2b8413a2d7f0) at /home/vpp/17.07_x64/vpp/build-data/../src/vnet/lisp-gpe/lisp_gpe_fwd_entry.c:288 #17 0x2b84117e063e in create_fib_entries (lfe=0x2b8413872f28) at /home/vpp/17.07_x64/vpp/build-data/../src/vnet/lisp-gpe/lisp_gpe_fwd_entry.c:384 #18 0x2b84117e13ac in add_ip_fwd_entry (lgm=0x2b8411e10040 , a=0x2b8413674c50) at /home/vpp/17.07_x64/vpp/build-data/../src/vnet/lisp-gpe/lisp_gpe_fwd_entry.c:568 #19 0x2b84117e36f5 in vnet_lisp_gpe_add_del_fwd_entry (a=0x2b8413674c50, hw_if_indexp=0x0) at /home/vpp/17.07_x64/vpp/build-data/../src/vnet/lisp-gpe/lisp_gpe_fwd_entry.c:1264 #20 0x2b84117f1bec in vl_api_gpe_add_del_fwd_entry_t_handler (mp=0x2b8413872f9c) at /home/vpp/17.07_x64/vpp/build-data/../src/vnet/lisp-gpe/lisp_gpe_api.c:360 #21 0x2b8410eb57a2 in msg_handler_internal (am=0x2b84110e14c0 , the_msg=0x2b8413872f9c, trace_it=0, do_it=1, free_it=0) at /home/vpp/17.07_x64/vpp/build-data/../src/vlibapi/api_shared.c:425 #22 0x2b8410eb5f92 in vl_msg_api_socket_handler (the_msg=0x2b8413872f9c) at /home/vpp/17.07_x64/vpp/build-data/../src/vlibapi/api_shared.c:680 #23 0x2b8410ed2b63 in vl_api_socket_process_msg (u