r0 = socket$netlink(0x10, 0x3, 0xc)
sendmsg$IPCTNL_MSG_EXP_GET(r0, &(0x7f00000008c0)={0x0, 0x0, &(0x7f0000000880)={&(0x7f0000000000)={0x18, 0x1, 0x2, 0x201, 0x0, 0x0, {}, [@CTA_EXPECT_MASTER={0x4, 0x6}]}, 0x18}}, 0x0)