Hi all
If I  send local udp packets to vpp(17.02, the dst ip is local,  but there is 
no upper layer  processing ) continuely, then vpp goes down like this.
If I  change the next node of "ip4-udp-lookup" from "ip4-icmp-error" to 
"error_drop", then everything is ok.
I'm wondering whether there is a bug, any clue here?  

Thread 1 "vpp_main" received signal SIGSEGV, Segmentation fault.
clib_memcpy (n=14, src=0x7fffb7f88be2, dst=0xfffffffffffffff2) at 
/home/vbras/44/VBRASV100R001/vpp1704/build-data/../src/vppinfra/memcpy_sse3.h:207
207   *(u16 *) dstu = *(const u16 *) srcu;
(gdb) bt
#0  clib_memcpy (n=14, src=0x7fffb7f88be2, dst=0xfffffffffffffff2) at 
/home/vbras/44/VBRASV100R001/vpp1704/build-data/../src/vppinfra/memcpy_sse3.h:207
#1  _vnet_rewrite_one_header (most_likely_size=14, max_size=112, packet0=0x0, 
h0=0x7fffb7f88b70)
    at /home/vbras/44/VBRASV100R001/vpp1704/build-data/../src/vnet/rewrite.h:195
#2  ip4_arp_inline (is_glean=1, frame=<optimized out>, node=0x7fffb5301840, 
vm=<optimized out>)
    at 
/home/vbras/44/VBRASV100R001/vpp1704/build-data/../src/vnet/ip/ip4_forward.c:2289
#3  ip4_glean (vm=0x7ffff79aa2a0 <vlib_global_main>, node=0x7fffb5301840, 
frame=0x7fffb579b200)
    at 
/home/vbras/44/VBRASV100R001/vpp1704/build-data/../src/vnet/ip/ip4_forward.c:2357
#4  0x00007ffff7757119 in dispatch_node (vm=0x7ffff79aa2a0 <vlib_global_main>, 
node=0x7fffb5301840, type=<optimized out>, 
    dispatch_state=VLIB_NODE_STATE_POLLING, frame=<optimized out>, 
last_time_stamp=67522360841383)
    at /home/vbras/44/VBRASV100R001/vpp1704/build-data/../src/vlib/main.c:998
#5  0x00007ffff775740d in dispatch_pending_node (vm=vm@entry=0x7ffff79aa2a0 
<vlib_global_main>, p=0x7fffb8100f70, last_time_stamp=<optimized out>)
    at /home/vbras/44/VBRASV100R001/vpp1704/build-data/../src/vlib/main.c:1144
#6  0x00007ffff7757e7d in vlib_main_or_worker_loop (is_main=1, 
vm=0x7ffff79aa2a0 <vlib_global_main>)
    at /home/vbras/44/VBRASV100R001/vpp1704/build-data/../src/vlib/main.c:1588
#7  vlib_main_loop (vm=0x7ffff79aa2a0 <vlib_global_main>) at 
/home/vbras/44/VBRASV100R001/vpp1704/build-data/../src/vlib/main.c:1608
#8  vlib_main (vm=vm@entry=0x7ffff79aa2a0 <vlib_global_main>, 
input=input@entry=0x7fffb4cf8fa0)
    at /home/vbras/44/VBRASV100R001/vpp1704/build-data/../src/vlib/main.c:1736
#9  0x00007ffff7790f23 in thread0 (arg=140737347494560) at /home/vbr


Regards
Ewan


yug...@telincn.com
_______________________________________________
vpp-dev mailing list
vpp-dev@lists.fd.io
https://lists.fd.io/mailman/listinfo/vpp-dev

Reply via email to