Hello, Everyone!
I'm want to match all traffics by using classify module,  but i didn't find any 
way! Does anyone known how to configure it?
I trying to use hex match with mask: 
000000000000000000000000000000000000000000000000000000000000000000000000, bu 
unfortunately, it crashed.
Crashed backtrace:
(gdb) bt
#0  0x00007ffff5d2e428 in __GI_raise (sig=sig@entry=6) at 
../sysdeps/unix/sysv/linux/raise.c:54
#1  0x00007ffff5d3002a in __GI_abort () at abort.c:89
#2  0x0000000000407702 in os_panic () at /root/vpp/src/vpp/vnet/main.c:355
#3  0x00007ffff618f201 in os_out_of_memory () at 
/root/vpp/src/vppinfra/unix-misc.c:221
#4  0x00007ffff619801f in clib_mem_alloc_aligned_at_offset (size=68719476744, 
align=16, align_offset=8, os_out_of_memory_on_failure=1)
at /root/vpp/src/vppinfra/mem.h:143
#5  0x00007ffff619824b in vec_resize_allocate_memory (v=0x0, 
length_increment=4294967296, data_bytes=68719476744, header_bytes=8, 
data_align=16)
at /root/vpp/src/vppinfra/vec.c:59
#6  0x00007ffff6f52a1a in _vec_resize_inline (v=0x0, 
length_increment=4294967296, data_bytes=68719476736, header_bytes=0, 
data_align=16)
at /root/vpp/src/vppinfra/vec.h:147
#7  0x00007ffff6f540d0 in vnet_classify_new_table (cm=0x7ffff7b66b20 
<vnet_classify_main>, mask=0x7fffb68b22c0 "", nbuckets=2, memory_size=2097152,
skip_n_vectors=2, match_n_vectors=0) at 
/root/vpp/src/vnet/classify/vnet_classify.c:139
#8  0x00007ffff6f562da in vnet_classify_add_del_table (cm=0x7ffff7b66b20 
<vnet_classify_main>, mask=0x7fffb68b22c0 "", nbuckets=2, memory_size=2097152,
skip=2, match=0, next_table_index=4294967295, miss_next_index=4294967295, 
table_index=0x7fffb689eaa8, current_data_flag=0 '\000', current_data_offset=0,
is_add=1, del_chain=0) at /root/vpp/src/vnet/classify/vnet_classify.c:777
#9  0x00007ffff6f59189 in classify_table_command_fn (vm=0x7ffff69013c0 
<vlib_global_main>, input=0x7fffb689ef00, cmd=0x7fffb65b1ed8)
at /root/vpp/src/vnet/classify/vnet_classify.c:1607
#10 0x00007ffff661ced3 in vlib_cli_dispatch_sub_commands (vm=0x7ffff69013c0 
<vlib_global_main>, cm=0x7ffff69015f0 <vlib_global_main+560>,
input=0x7fffb689ef00, parent_command_index=669) at /root/vpp/src/vlib/cli.c:649
#11 0x00007ffff661cd58 in vlib_cli_dispatch_sub_commands (vm=0x7ffff69013c0 
<vlib_global_main>, cm=0x7ffff69015f0 <vlib_global_main+560>,
input=0x7fffb689ef00, parent_command_index=0) at /root/vpp/src/vlib/cli.c:609
#12 0x00007ffff661d398 in vlib_cli_input (vm=0x7ffff69013c0 <vlib_global_main>, 
input=0x7fffb689ef00, function=0x7ffff66ba8b4 <unix_vlib_cli_output>,
function_arg=0) at /root/vpp/src/vlib/cli.c:750
#13 0x00007ffff66c1313 in unix_cli_process_input (cm=0x7ffff6901da0 
<unix_cli_main>, cli_file_index=0) at /root/vpp/src/vlib/unix/cli.c:2572
#14 0x00007ffff66c1fd8 in unix_cli_process (vm=0x7ffff69013c0 
<vlib_global_main>, rt=0x7fffb685e000, f=0x0) at 
/root/vpp/src/vlib/unix/cli.c:2688
#15 0x00007ffff6660f6d in vlib_process_bootstrap (_a=140736235005712) at 
/root/vpp/src/vlib/main.c:1475
#16 0x00007ffff6117f94 in clib_calljmp () at 
/root/vpp/src/vppinfra/longjmp.S:123
#17 0x00007fffb54b66e0 in ?? ()
#18 0x00007ffff6661075 in vlib_process_startup (vm=0x7fffb68b2170, 
p=0x7fffb4f5f388, f=0x7fffb68b2180) at /root/vpp/src/vlib/main.c:1497
Backtrace stopped: previous frame inner to this frame (corrupt stack?)
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