r0 = socket$nl_netfilter(0x10, 0x3, 0xc)
sendmsg$IPCTNL_MSG_EXP_NEW(r0, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f0000000380)={0x1c, 0x0, 0x2, 0x301, 0x0, 0x0, {}, [@CTA_EXPECT_FN={0x8, 0xb, 'sip\x00'}]}, 0x1c}}, 0x0)