d3xt3r01 ~ # strace ipset -L
execve("/usr/sbin/ipset", ["ipset", "-L"], [/* 27 vars */]) = 0
brk(0)                                  = 0x1759000
mmap(NULL, 4096, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7fa2d3c81000
access("/etc/ld.so.preload", R_OK)      = -1 ENOENT (No such file or directory)
open("/etc/ld.so.cache", O_RDONLY|O_CLOEXEC) = 3
fstat(3, {st_mode=S_IFREG|0644, st_size=75461, ...}) = 0
mmap(NULL, 75461, PROT_READ, MAP_PRIVATE, 3, 0) = 0x7fa2d3c6e000
close(3)                                = 0
open("/lib64/libipset.so.3", O_RDONLY|O_CLOEXEC) = 3
read(3, "\177ELF\2\1\1\0\0\0\0\0\0\0\0\0\3\0>\0\1\0\0\0\200\344\0\0\0\0\0\0"..., 832) = 832
fstat(3, {st_mode=S_IFREG|0755, st_size=173912, ...}) = 0
mmap(NULL, 2269368, PROT_READ|PROT_EXEC, MAP_PRIVATE|MAP_DENYWRITE, 3, 0) = 0x7fa2d3836000
mprotect(0x7fa2d3858000, 2093056, PROT_NONE) = 0
mmap(0x7fa2d3a57000, 36864, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_FIXED|MAP_DENYWRITE, 3, 0x21000) = 0x7fa2d3a57000
mmap(0x7fa2d3a60000, 184, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_FIXED|MAP_ANONYMOUS, -1, 0) = 0x7fa2d3a60000
close(3)                                = 0
open("/lib64/libc.so.6", O_RDONLY|O_CLOEXEC) = 3
read(3, "\177ELF\2\1\1\0\0\0\0\0\0\0\0\0\3\0>\0\1\0\0\0\0M\2\0\0\0\0\0"..., 832) = 832
fstat(3, {st_mode=S_IFREG|0755, st_size=1732856, ...}) = 0
mmap(NULL, 3845176, PROT_READ|PROT_EXEC, MAP_PRIVATE|MAP_DENYWRITE, 3, 0) = 0x7fa2d348b000
mprotect(0x7fa2d362c000, 2097152, PROT_NONE) = 0
mmap(0x7fa2d382c000, 24576, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_FIXED|MAP_DENYWRITE, 3, 0x1a1000) = 0x7fa2d382c000
mmap(0x7fa2d3832000, 15416, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_FIXED|MAP_ANONYMOUS, -1, 0) = 0x7fa2d3832000
close(3)                                = 0
open("/lib64/libmnl.so.0", O_RDONLY|O_CLOEXEC) = 3
read(3, "\177ELF\2\1\1\0\0\0\0\0\0\0\0\0\3\0>\0\1\0\0\0\240 \0\0\0\0\0\0"..., 832) = 832
fstat(3, {st_mode=S_IFREG|0755, st_size=22760, ...}) = 0
mmap(NULL, 4096, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7fa2d3c6d000
mmap(NULL, 2117960, PROT_READ|PROT_EXEC, MAP_PRIVATE|MAP_DENYWRITE, 3, 0) = 0x7fa2d3285000
mprotect(0x7fa2d328a000, 2093056, PROT_NONE) = 0
mmap(0x7fa2d3489000, 8192, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_FIXED|MAP_DENYWRITE, 3, 0x4000) = 0x7fa2d3489000
close(3)                                = 0
mmap(NULL, 4096, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7fa2d3c6c000
mmap(NULL, 4096, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7fa2d3c6b000
arch_prctl(ARCH_SET_FS, 0x7fa2d3c6c700) = 0
mprotect(0x7fa2d382c000, 16384, PROT_READ) = 0
mprotect(0x7fa2d3489000, 4096, PROT_READ) = 0
mprotect(0x7fa2d3a57000, 24576, PROT_READ) = 0
mprotect(0x604000, 4096, PROT_READ)     = 0
mprotect(0x7fa2d3c82000, 4096, PROT_READ) = 0
munmap(0x7fa2d3c6e000, 75461)           = 0
brk(0)                                  = 0x1759000
brk(0x177d000)                          = 0x177d000
socket(PF_NETLINK, SOCK_RAW, 12)        = 3
bind(3, {sa_family=AF_NETLINK, pid=0, groups=00000000}, 12) = 0
getsockname(3, {sa_family=AF_NETLINK, pid=11570, groups=00000000}, [12]) = 0
sendto(3, "\34\0\0\0\1\6\1\0~\264$S\0\0\0\0\2\0\0\0\5\0\1\0\6\0\0\0", 28, 0, {sa_family=AF_NETLINK, pid=0, groups=00000000}, 12