r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
sendmsg$NLBL_MGMT_C_ADDDEF(r0, &(0x7f0000000980)={0x0, 0x0, &(0x7f0000000b00)={&(0x7f0000000040)={0x22, 0x0, 0x0, 0x0, 0x0, {}, [@NLBL_MGMT_A_PROTOCOL={0x8}, @NLBL_MGMT_A_IPV4MASK={0x8, 0x8, @dev}, @NLBL_MGMT_A_IPV4ADDR={0x8, 0x7, @local}]}, 0x22}}, 0x0)